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RED RIVER OF THE NORTH BASIN
05064500 RED RIVER OF THE NORTH AT HALSTAD, MN
LOCATION.--Lat 47o21'10", long 96o50'50", on line between secs.24 and 25, T.145 N., R.49 W., Traill County, Hydrologic Unit
09020107, on left bank on upstream side of highway bridge, 0.5 mi west of Halstad, MN, 2.5 mi downstream from Wild Rice
River, and at mile 375.2.
DRAINAGE AREA.--21,800 mi2, approximately, including 3,800 mi2 in closed basins.
WATER-DISCHARGE RECORDS
PERIOD OF RECORD.--April 1936 to June 1937 (no winter records), April 1942 to September 1960 (spring and summer months only),
May 1961 to current year.
REVISED RECORDS.--WSP 1388: 1936, 1950. WSP 1728: Drainage area.
GAGE.--Water-stage recorder. Datum of gage is 826.65 ft above sea level. Prior to July 17, 1961, nonrecording gage at same site
and datum.
REMARKS.--Records good except for periods of estimated discharge, which are poor.
EXTREMES OUTSIDE PERIOD OF RECORD.--Flood in 1897 reached a stage of about 38.5 ft.
DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
1 880 2100 e1800 e840 e900 e1000 16700 4810 4320 3410 2600 1750
2 914 2130 e1850 e840 e880 e1100 16500 4640 4070 3190 2480 1890
3 877 2100 e1900 e820 e860 e1150 16300 4470 3930 3090 2290 2920
4 867 1960 e1900 e820 e840 e1250 16200 4280 3880 3200 2090 4900
5 911 1810 e1900 e820 e820 e1350 16400 4190 3970 4820 1970 7180
6 986 1720 e1900 e820 e810 e1600 16200 4220 4270 5950 1920 8470
7 1010 1670 e1910 e820 e800 e2000 15600 4480 4560 5580 1700 9120
8 973 1620 e1920 e820 e780 e2400 14900 5020 4750 4910 1470 9500
9 946 1590 e1900 e820 e760 e2700 14100 5860 5120 4550 1340 9470
10 938 1630 e2000 e840 e740 e2800 13100 6900 5550 4690 1300 8790
11 958 1780 e2200 e860 e740 e2800 12000 11200 6120 4770 1440 7510
12 1040 e1700 e2300 e880 e740 e2800 10900 14000 6310 4540 1770 6410
13 1270 e1600 e2200 e900 e740 e2750 9950 14700 5840 4160 2220 5700
14 1260 e1450 e2100 e920 e740 e2600 9220 14600 5380 3780 2680 5220
15 1190 e1300 e1900 e950 e740 e2600 8650 14200 5210 3480 2930 4890
16 1150 e1200 e1700 e970 e760 e2700 8160 13700 5160 3240 3540 4650
17 1360 e1100 e1500 e980 e760 e2900 7820 13200 5060 3100 4210 4400
18 2500 e1100 e1300 e980 e760 e3300 7550 12600 4830 3110 4480 4120
19 4170 e1050 e1200 e1000 e760 e3700 7300 11900 4520 3070 4280 3820
20 4800 e1000 e1050 e1050 e780 e5000 7030 11100 4200 2940 3710 3550
21 4360 e1000 e1000 e1050 e800 e7000 6760 10200 3900 2840 3180 3320
22 3730 e1000 e960 e1050 e810 e10000 6480 9320 3680 2820 2850 3140
23 3290 e1100 e920 e1000 e820 e13000 6230 8500 3600 2790 2680 2980
24 3010 e1200 e850 e1000 e830 e15000 6020 7730 3580 2720 2620 2830
25 2750 e1350 e840 e1000 e850 e15500 5850 7000 3640 2640 2500 2680
26 2540 e1450 e840 e1000 e880 e16500 5680 6290 4010 2610 2540 2570
27 2330 e1500 e850 e990 e900 e17000 5480 5750 4360 2670 2480 2480
28 2160 e1600 e840 e980 e950 e17500 5320 5350 4330 2720 2300 2370
29 2060 e1750 e840 e950 --- 17900 5140 5080 4040 2680 2090 2310
30 2020 e1800 e850 e930 --- 17300 4970 4840 3700 2620 1920 2210
31 2100 --- e840 e920 --- 17100 --- 4590 --- 2620 1810 ---
TOTAL 59350 45360 46060 28620 22550 212300 302510 254720 135890 109310 77390 141150
MEAN 1915 1512 1486 923 805 6848 10080 8217 4530 3526 2496 4705
MAX 4800 2130 2300 1050 950 17900 16700 14700 6310 5950 4480 9500
MIN 867 1000 840 820 740 1000 4970 4190 3580 2610 1300 1750
AC-FT 117700 89970 91360 56770 44730 421100 600000 505200 269500 216800 153500 280000
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1961 - 1999, BY WATER YEAR (WY)
MEAN 839 747 591 489 536 2587 7881 3926 2761 2806 1176 831
MAX 2875 1843 1486 1023 1952 9444 38460 15570 10310 20060 11700 4705
(WY) 1995 1995 1999 1987 1998 1995 1997 1997 1962 1975 1993 1999
MIN 61.5 92.3 51.2 32.1 45.9 249 705 449 242 153 59.5 38.4
(WY) 1977 1977 1977 1977 1977 1962 1981 1977 1977 1988 1977 1976
SUMMARY STATISTICS FOR 1998 CALENDAR YEAR FOR 1999 WATER YEAR WATER YEARS 1961 - 1999
ANNUAL TOTAL 1469440 1435210
ANNUAL MEAN 4026 3932 2112
HIGHEST ANNUAL MEAN 6028 1997
LOWEST ANNUAL MEAN 214 1977
HIGHEST DAILY MEAN 19200 May 20 17900 Mar 29 69900 Apr 19 1997
LOWEST DAILY MEAN 658 Sep 27 740 Feb 10 10 Sep 2 1976
ANNUAL SEVEN-DAY MINIMUM 789 Sep 25 743 Feb 9 17 Aug 28 1976
INSTANTANEOUS PEAK FLOW a 18100 Mar 29 71500 Apr 19 1997
INSTANTANEOUS PEAK STAGE b 30.46 Mar 26 40.74 Apr 19 1997
INSTANTANEOUS LOW FLOW 5.4 Oct 8 1936
ANNUAL RUNOFF (AC-FT) 2915000 2847000 1530000
10 PERCENT EXCEEDS 10300 9380 4720
50 PERCENT EXCEEDS 2100 2620 832
90 PERCENT EXCEEDS 920 846 221
a Gage height 28.21 ft
b Backwater from ice
e Estimated
WATER-QUALITY RECORDS
PERIOD OF RECORD.--Water years 1961-67, 1972 to current year.
PERIOD OF DAILY RECORD.--
WATER TEMPERATURE: October 1997 to current year.
SPECIFIC CONDUCTANCE: October 1997 to current year.
INSTRUMENTATION.--Water-quality sensors since October 1997.
REMARKS.--Records fair. Interruptions in daily record are due to recorder malfunctions.
EXTREMES FOR PERIOD OF DAILY RECORD.--
WATER TEMPERATURE: Maximum recorded, 28.7oC, July 24, 1999; minimum recorded, 0.2oC, on many days.
SPECIFIC CONDUCTANCE: Maximum recorded, 1,120 microsiemens, Dec. 31, 1998; minimum recorded, 329 microsiemens, Feb. 25, 1998.
EXTREMES FOR CURRENT YEAR.--
WATER TEMPERATURE: Maximum recorded, 28.7oC, July 24; minimum recoded, 0.7oC, on many days.
SPECIFIC CONDUCTANCE: Maximum recorded, 1,120 microsiemens, Dec. 31; minimum recorded, 500 microsiemens, Mar. 23-24.
WATER-QUALITY DATA, WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999
DIS- DIS- PH SPE-
CHARGE, CHARGE, WATER CIFIC SPE- HARD- MAGNE-
IN INST. WHOLE CON- CIFIC NESS CALCIUM SIUM,
CUBIC CUBIC FIELD DUCT- CON- TEMPER- TEMPER- TOTAL DIS- DIS-
FEET FEET (STAND- ANCE DUCT- ATURE ATURE (MG/L SOLVED SOLVED
DATE TIME PER PER ARD LAB ANCE AIR WATER AS (MG/L (MG/L
SECOND SECOND UNITS) (US/CM) (US/CM) (DEG C) (DEG C) CACO3) AS CA) AS MG)
(00060) (00061) (00400) (90095) (00095) (00020) (00010) (00900) (00915) (00925)
OCT
23... 1315 3290 -- -- -- 660 -- 8.9 -- -- --
DEC
11... 1215 -- 2240 -- -- 1000 3.0 1.5 -- -- --
FEB
10... 1245 740 -- -- -- 744 -- 1.2 -- -- --
11... 1015 -- 706 -- -- 425 -7.0 .5 -- -- --
MAR
02... 1400 1100 -- -- -- 643 -- .8 -- -- --
24... 1130 -- 14800 8.2 396 380 11.0 .0 160 36 17
APR
15... 1200 8650 -- -- -- 684 -- 9.3 -- -- --
MAY
10... 1000 6900 -- -- -- 783 -- 12.1 -- -- --
24... 1100 7730 -- -- -- 833 -- 17.6 -- -- --
JUN
15... 0900 5210 -- -- -- 681 -- 21.4 -- -- --
JUL
16... 0800 3240 -- -- -- 697 -- 26.4 -- -- --
AUG
20... 1600 3710 -- -- -- -- -- 21.0 -- -- --
SEP
15... 1100 4890 -- -- -- 748 -- 14.9 -- -- --
21... 0945 -- 3400 8.3 767 784 10.0 13.0 360 75 43
ANC SOLIDS,
POTAS- SODIUM UNFLTRD CHLO- FLUO- SOLIDS, RESIDUE
SIUM, AD- SODIUM, TIT 4.5 RIDE, RIDE, SULFATE DIS- AT 180
DIS- SORP- DIS- LAB DIS- DIS- DIS- SOLVED DEG. C
SOLVED TION SOLVED (MG/L SOLVED SOLVED SOLVED (TONS DIS-
DATE (MG/L RATIO SODIUM (MG/L AS (MG/L (MG/L (MG/L PER SOLVED
AS K) PERCENT AS NA) CACO3) AS CL) AS F) AS SO4) DAY) (MG/L)
(00935) (00931) (00932) (00930) (90410) (00940) (00950) (00945) (70302) (70300)
OCT
23... -- -- -- -- -- -- -- -- -- --
DEC
11... -- -- -- -- -- -- -- -- -- --
FEB
10... -- -- -- -- -- -- -- -- -- --
11... -- -- -- -- -- -- -- -- -- --
MAR
02... -- -- -- -- -- -- -- -- -- --
24... 6.5 .5 15 14 118 9.5 .10 68 10300 257
APR
15... -- -- -- -- -- -- -- -- -- --
MAY
10... -- -- -- -- -- -- -- -- -- --
24... -- -- -- -- -- -- -- -- -- --
JUN
15... -- -- -- -- -- -- -- -- -- --
JUL
16... -- -- -- -- -- -- -- -- -- --
AUG
20... -- -- -- -- -- -- -- -- -- --
SEP
15... -- -- -- -- -- -- -- -- -- --
21... 8.2 .8 17 35 246 18 .20 180 5040 549
SOLIDS,
SUM OF MANGA- MOLYB- SELE- STRON-
CONSTI- ARSENIC IRON, LEAD, LITHIUM NESE, MERCURY DENUM, NIUM, TIUM,
TUENTS, DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS-
DIS- SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED
DATE SOLVED (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L
(MG/L) AS AS) AS FE) AS PB) AS LI) AS MN) AS HG) AS MO) AS SE) AS SR)
(70301) (01000) (01046) (01049) (01130) (01056) (71890) (01060) (01145) (01080)
OCT
23... -- -- -- -- -- -- -- -- -- --
DEC
11... -- -- -- -- -- -- -- -- -- --
FEB
10... -- -- -- -- -- -- -- -- -- --
11... -- -- -- -- -- -- -- -- -- --
MAR
02... -- -- -- -- -- -- -- -- -- --
24... 222 3 40 <1.0 20 60 <.1 <1.0 1 200
APR
15... -- -- -- -- -- -- -- -- -- --
MAY
10... -- -- -- -- -- -- -- -- -- --
24... -- -- -- -- -- -- -- -- -- --
JUN
15... -- -- -- -- -- -- -- -- -- --
JUL
16... -- -- -- -- -- -- -- -- -- --
AUG
20... -- -- -- -- -- -- -- -- -- --
SEP
15... -- -- -- -- -- -- -- -- -- --
21... 507 4 20 1.0 40 30 <.1 1.0 <1 360
TEMPERATURE, WATER (DEG. C), WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999
DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN
OCTOBER NOVEMBER DECEMBER JANUARY
1 15.4 14.0 14.7 --- --- --- 2.1 1.5 1.8 1.2 1.2 1.2
2 14.6 13.1 13.8 --- --- --- 2.1 1.7 1.9 1.2 1.2 1.2
3 13.7 12.5 13.1 --- --- --- 2.2 1.9 2.0 1.2 1.2 1.2
4 13.3 12.4 12.7 --- --- --- 2.0 1.8 1.9 1.2 1.2 1.2
5 12.5 11.9 12.2 --- --- --- 2.0 1.8 1.9 1.2 1.2 1.2
6 12.5 12.2 12.3 --- --- --- 1.9 1.6 1.8 1.2 1.2 1.2
7 12.9 11.6 12.3 --- --- --- 1.6 1.3 1.4 1.2 1.2 1.2
8 13.1 11.6 12.4 --- --- --- 1.4 1.3 1.3 1.2 1.2 1.2
9 13.8 12.1 12.9 --- --- --- 1.4 1.3 1.3 1.2 1.2 1.2
10 13.6 12.9 13.2 3.6 2.4 3.0 1.5 1.4 1.4 1.2 1.2 1.2
11 13.3 12.7 13.0 2.4 1.7 2.1 --- --- --- 1.2 1.2 1.2
12 12.7 11.1 11.8 1.7 .9 1.1 --- --- --- 1.2 1.2 1.2
13 11.1 10.1 10.5 1.3 .7 1.0 --- --- --- 1.2 1.2 1.2
14 10.2 9.7 10.0 1.4 1.2 1.3 --- --- --- 1.2 1.1 1.1
15 10.3 9.6 10.0 1.3 1.1 1.1 --- --- --- 1.1 1.1 1.1
16 10.4 10.2 10.3 1.4 1.0 1.2 --- --- --- 1.1 1.1 1.1
17 10.4 8.8 9.7 1.6 1.2 1.4 --- --- --- 1.1 1.1 1.1
18 8.8 8.2 8.5 1.2 .8 1.0 --- --- --- 1.1 1.1 1.1
19 8.6 8.2 8.4 1.0 .8 .9 --- --- --- 1.1 1.1 1.1
20 8.2 7.7 8.0 .9 .8 .9 --- --- --- 1.1 1.1 1.1
21 8.1 7.6 7.9 .9 .9 .9 --- --- --- 1.1 1.1 1.1
22 8.8 8.0 8.3 .9 .9 .9 1.4 1.4 1.4 1.1 1.1 1.1
23 --- --- --- 1.0 .9 1.0 1.4 1.4 1.4 1.1 1.1 1.1
24 --- --- --- 1.1 1.0 1.0 1.4 1.4 1.4 1.1 1.1 1.1
25 --- --- --- 1.1 1.0 1.0 1.4 1.4 1.4 1.1 1.1 1.1
26 --- --- --- 1.1 1.0 1.0 1.4 1.4 1.4 1.1 1.1 1.1
27 --- --- --- 1.2 1.0 1.1 1.4 1.4 1.4 1.1 1.0 1.1
28 --- --- --- 1.2 1.1 1.1 1.4 1.4 1.4 1.0 1.0 1.0
29 --- --- --- 1.3 1.1 1.2 1.4 1.4 1.4 1.0 1.0 1.0
30 --- --- --- 1.8 1.2 1.5 1.4 1.4 1.4 1.0 1.0 1.0
31 --- --- --- --- --- --- 1.4 1.4 1.4 1.0 1.0 1.0
MONTH --- --- --- --- --- --- --- --- --- 1.2 1.0 1.1
DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN
FEBRUARY MARCH APRIL MAY
1 1.0 1.0 1.0 .8 .8 .8 6.2 6.0 6.1 16.4 14.9 15.7
2 1.0 1.0 1.0 .8 .8 .8 6.1 5.5 5.9 16.9 15.6 16.3
3 1.0 1.0 1.0 .8 .8 .8 5.5 4.6 5.0 17.1 16.2 16.7
4 1.0 1.0 1.0 .8 .8 .8 4.8 4.4 4.6 17.6 16.8 17.2
5 1.0 1.0 1.0 .8 .8 .8 5.2 4.6 4.8 18.0 17.3 17.6
6 1.0 1.0 1.0 .8 .8 .8 6.0 5.2 5.6 18.0 17.5 17.8
7 1.0 1.0 1.0 .8 .8 .8 7.1 6.0 6.5 17.5 15.2 16.2
8 1.0 1.0 1.0 .8 .8 .8 8.3 7.1 7.6 15.2 14.1 14.5
9 1.0 1.0 1.0 .8 .8 .8 9.2 8.3 8.6 14.1 12.6 13.0
10 1.0 .9 .9 .8 .8 .8 9.2 8.9 9.0 12.6 11.8 12.4
11 .9 .9 .9 .8 .8 .8 9.2 8.7 8.9 11.9 11.1 11.5
12 .9 .9 .9 .8 .8 .8 9.4 8.6 9.0 12.3 11.8 12.0
13 .9 .9 .9 .8 .8 .8 10.3 9.1 9.7 12.7 12.3 12.5
14 .9 .9 .9 .8 .8 .8 10.8 10.1 10.4 13.2 12.6 12.9
15 .9 .9 .9 .8 .8 .8 10.5 9.7 10.2 14.2 13.1 13.5
16 .9 .9 .9 .8 .8 .8 9.7 8.4 9.0 15.5 14.2 14.7
17 .9 .9 .9 .8 .8 .8 8.4 7.4 7.8 16.3 15.4 15.8
18 .9 .9 .9 .8 .8 .8 7.6 6.9 7.3 16.9 15.8 16.3
19 .9 .9 .9 .8 .8 .8 7.8 7.1 7.4 17.4 16.4 16.9
20 .9 .9 .9 .9 .8 .8 7.8 7.5 7.6 18.4 17.1 17.7
21 .9 .9 .9 .8 .7 .8 8.3 7.2 7.8 18.9 17.8 18.3
22 .9 .9 .9 .8 .7 .8 8.9 7.9 8.4 19.1 18.3 18.7
23 .9 .8 .9 .9 .7 .8 10.1 8.5 9.2 18.8 18.1 18.4
24 .8 .8 .8 .9 .7 .8 11.3 9.5 10.3 18.3 17.8 18.0
25 .8 .8 .8 1.0 .7 .8 12.6 10.7 11.6 18.2 17.1 17.7
26 .8 .8 .8 2.0 .8 1.3 13.1 12.0 12.6 18.9 17.6 18.2
27 .8 .8 .8 2.2 1.9 2.1 13.3 12.6 12.9 19.6 18.1 18.8
28 .8 .8 .8 2.7 2.1 2.4 13.9 12.6 13.2 20.5 18.8 19.6
29 --- --- --- 3.7 2.7 3.2 14.6 13.3 13.9 21.4 19.8 20.5
30 --- --- --- 5.1 3.6 4.2 15.7 14.1 14.8 21.3 20.7 20.9
31 --- --- --- 6.2 5.1 5.6 --- --- --- 20.7 19.6 20.0
MONTH 1.0 .8 .9 6.2 .7 1.3 15.7 4.4 8.9 21.4 11.1 16.5
DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN
JUNE JULY AUGUST SEPTEMBER
1 19.6 18.8 19.1 23.3 22.1 22.7 --- --- --- 22.2 20.4 21.3
2 19.6 18.2 18.8 23.8 22.7 23.3 --- --- --- 20.4 19.4 20.0
3 19.9 19.3 19.6 24.6 23.1 23.8 --- --- --- 19.4 17.1 18.2
4 21.0 19.5 20.2 24.8 24.0 24.4 --- --- --- 17.1 16.2 16.6
5 21.9 20.4 21.0 24.7 24.2 24.5 --- --- --- 16.5 16.0 16.2
6 23.1 21.5 22.3 24.8 23.6 24.2 --- --- --- 16.8 15.9 16.3
7 23.8 22.3 23.0 25.1 24.0 24.5 --- --- --- 17.3 16.6 16.9
8 24.5 23.2 23.8 24.9 24.2 24.4 --- --- --- 17.2 16.9 17.1
9 24.8 23.9 24.3 24.2 23.2 23.6 --- --- --- 17.0 16.5 16.7
10 24.7 24.1 24.3 23.3 22.4 22.9 --- --- --- 16.7 16.1 16.3
11 24.3 23.5 23.9 23.9 22.6 23.2 --- --- --- 16.3 15.7 15.8
12 24.2 23.3 23.7 24.9 23.4 24.1 --- --- --- 15.7 15.2 15.4
13 23.9 23.1 23.4 25.9 24.4 25.1 --- --- --- 15.3 14.7 14.9
14 23.2 22.3 22.8 26.9 25.5 26.1 --- --- --- 14.7 14.2 14.4
15 22.7 21.7 22.1 27.0 26.2 26.7 --- --- --- 14.6 13.9 14.2
16 22.1 21.2 21.7 26.8 26.1 26.5 --- --- --- 14.9 13.9 14.4
17 22.2 21.0 21.6 26.3 25.4 25.9 --- --- --- 15.5 14.3 14.8
18 22.0 21.1 21.5 25.9 25.1 25.4 --- --- --- 15.9 15.0 15.4
19 21.7 20.9 21.2 26.1 24.9 25.5 --- --- --- 15.9 15.2 15.4
20 21.7 20.6 21.1 26.5 25.4 25.9 --- --- --- 15.2 14.4 14.7
21 22.1 21.2 21.6 27.5 25.9 26.7 22.7 21.5 22.1 14.7 13.7 14.3
22 23.1 21.9 22.4 27.5 26.7 27.2 23.3 22.1 22.6 15.2 14.1 14.6
23 23.9 22.7 23.2 28.3 26.8 27.5 23.1 22.6 22.8 15.4 14.7 15.1
24 24.1 23.0 23.6 28.7 27.5 28.1 23.1 22.1 22.6 15.4 14.8 15.2
25 24.8 23.5 24.1 28.5 27.8 28.1 23.6 22.4 23.0 15.3 15.0 15.2
26 24.9 24.4 24.7 --- --- --- 24.4 23.1 23.6 15.0 14.3 14.8
27 24.7 24.1 24.3 --- --- --- 24.8 23.6 24.2 14.4 13.7 14.1
28 24.1 23.3 23.6 --- --- --- 24.6 23.9 24.3 14.0 13.2 13.6
29 23.3 22.3 22.7 --- --- --- 23.9 22.8 23.2 13.4 12.7 13.0
30 23.0 21.9 22.4 --- --- --- 22.8 21.1 21.9 12.9 11.7 12.3
31 --- --- --- --- --- --- 22.4 20.7 21.4 --- --- ---
MONTH 24.9 18.2 22.4 --- --- --- --- --- --- 22.2 11.7 15.6
SPECIFIC CONDUCTANCE (MICROSIEMENS/CM AT 25 DEG.C), WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999
DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN
OCTOBER NOVEMBER DECEMBER JANUARY
1 769 691 721 --- --- --- 890 877 882 1060 1030 1040
2 772 753 769 --- --- --- 901 879 891 1040 1010 1030
3 753 668 710 --- --- --- 881 863 871 1030 1020 1020
4 749 667 696 --- --- --- 878 864 870 1050 1030 1040
5 779 689 740 --- --- --- 884 876 880 1030 928 964
6 689 665 671 --- --- --- 893 883 887 928 900 909
7 680 641 662 --- --- --- 924 889 907 905 875 887
8 641 613 628 --- --- --- 965 916 942 875 869 871
9 675 640 657 831 828 829 964 945 953 880 870 874
10 671 664 667 835 831 833 982 959 974 898 880 887
11 673 662 670 836 827 832 1000 979 995 899 895 898
12 685 670 675 840 829 834 --- --- --- 895 888 891
13 682 662 673 845 824 836 --- --- --- 896 885 892
14 678 626 650 836 819 824 --- --- --- 885 853 865
15 661 631 645 865 836 849 --- --- --- 853 833 841
16 685 660 671 883 864 870 --- --- --- 833 821 827
17 685 661 669 901 883 894 --- --- --- 821 807 812
18 670 625 645 899 867 891 --- --- --- 808 805 806
19 651 592 629 867 840 859 --- --- --- 811 804 808
20 618 592 602 853 603 662 --- --- --- 809 799 802
21 597 541 556 755 697 724 --- --- --- 807 797 802
22 625 566 590 744 734 740 972 937 945 804 794 797
23 660 625 650 744 721 731 983 972 977 794 784 787
24 --- --- --- 797 744 780 989 976 983 787 781 783
25 --- --- --- 834 796 813 1000 988 992 781 769 773
26 --- --- --- 852 832 842 1010 1000 1010 770 762 765
27 --- --- --- 877 849 867 1010 998 1010 762 755 758
28 --- --- --- 856 841 848 998 947 977 801 755 778
29 --- --- --- 864 843 854 947 902 925 775 750 759
30 --- --- --- 879 858 869 1060 903 965 771 754 757
31 --- --- --- --- --- --- 1120 1060 1090 756 738 749
MONTH --- --- --- --- --- --- --- --- --- 1060 738 854
DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN
FEBRUARY MARCH APRIL MAY
1 743 731 737 680 646 664 625 607 612 741 735 738
2 747 738 742 673 639 648 642 624 634 747 738 742
3 749 738 743 644 635 640 668 641 654 746 741 745
4 753 741 746 649 620 637 676 668 673 744 737 740
5 767 752 760 634 603 619 675 663 670 751 744 746
6 772 761 765 634 624 629 671 661 665 762 751 756
7 771 750 757 658 627 638 672 665 668 770 757 764
8 754 743 748 685 658 676 682 667 675 784 770 777
9 754 744 749 708 685 701 693 682 687 797 784 790
10 751 740 745 706 661 678 710 693 701 808 797 803
11 772 749 757 764 664 714 725 710 719 811 808 810
12 775 764 770 805 764 789 727 722 724 809 787 800
13 806 766 788 831 805 818 731 727 728 787 744 764
14 809 779 794 842 830 836 731 729 730 744 724 728
15 781 747 757 854 842 847 734 730 733 766 729 746
16 761 735 741 854 829 847 733 730 732 807 766 787
17 748 738 743 829 724 786 730 725 728 841 807 824
18 750 743 746 724 677 707 725 720 722 868 841 855
19 754 743 748 677 618 656 735 720 726 891 868 878
20 768 752 759 618 588 602 743 735 740 892 880 889
21 782 762 774 594 551 580 743 722 728 880 857 867
22 762 737 751 551 507 528 722 721 721 857 846 849
23 769 735 743 523 500 507 722 718 720 872 847 859
24 771 746 761 522 500 505 721 717 719 900 872 885
25 789 746 768 525 503 514 720 717 718 932 900 916
26 800 767 786 542 525 533 722 718 720 955 931 942
27 778 738 758 573 542 561 720 717 719 955 937 944
28 738 646 684 576 572 574 727 717 722 946 915 939
29 --- --- --- 573 565 569 732 725 728 915 866 881
30 --- --- --- 595 572 588 736 731 733 866 862 864
31 --- --- --- 609 594 602 --- --- --- 863 817 844
MONTH 809 646 754 854 500 651 743 607 705 955 724 822
DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN
JUNE JULY AUGUST SEPTEMBER
1 817 808 812 725 711 717 --- --- --- 703 699 701
2 822 811 816 725 709 716 --- --- --- 716 701 705
3 811 801 808 720 702 709 --- --- --- 716 640 696
4 803 779 792 709 685 697 --- --- --- 640 585 602
5 783 747 767 685 538 613 --- --- --- 585 549 562
6 747 731 735 539 506 522 --- --- --- 550 520 534
7 755 732 744 606 531 574 --- --- --- 556 529 544
8 764 738 755 647 606 622 --- --- --- 560 552 556
9 738 733 734 661 646 656 --- --- --- 588 559 571
10 741 725 731 656 599 621 --- --- --- 595 587 590
11 740 703 719 631 609 622 --- --- --- 617 595 605
12 703 667 681 638 628 633 --- --- --- 640 617 629
13 667 654 656 669 632 646 --- --- --- 665 640 654
14 679 655 665 696 669 688 --- --- --- 681 663 671
15 699 679 686 706 683 691 --- --- --- 695 681 688
16 737 699 717 729 706 722 --- --- --- 700 695 698
17 766 737 753 743 727 738 --- --- --- 703 699 701
18 763 741 751 732 712 722 --- --- --- 715 701 708
19 745 737 740 712 700 708 --- --- --- 716 708 711
20 761 745 752 706 698 701 --- --- --- 714 705 708
21 770 761 764 733 702 719 600 569 582 724 708 716
22 780 770 775 746 728 738 623 600 611 729 724 726
23 773 760 767 767 741 759 629 623 625 737 729 734
24 779 761 771 767 757 763 651 626 633 739 729 735
25 761 734 747 762 748 759 678 651 671 741 735 739
26 756 732 743 --- --- --- 704 678 694 745 737 740
27 798 748 782 --- --- --- 704 693 700 745 738 741
28 777 687 712 --- --- --- 693 680 685 743 736 739
29 747 719 738 --- --- --- 681 678 679 736 720 726
30 733 708 718 --- --- --- 680 678 679 727 720 724
31 --- --- --- --- --- --- 699 680 689 --- --- ---
MONTH 822 654 744 --- --- --- --- --- --- 745 520 672
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