Climatological Report (Annual) Issued by NWS
441
CXUS53 KABR 011402
CLAATY
CLIMATE REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
717 AM CST FRI JAN 01 2021
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...THE WATERTOWN SD CLIMATE SUMMARY FOR THE YEAR OF 2020...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1898 TO 2020
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 110 07/21/1934
LOW -40 01/13/1916
HIGHEST 93 06/07 MM MM 93 06/29
06/01
LOWEST -22 01/16 MM MM -34 01/30
02/13
AVG. MAXIMUM 54.7 53.6 1.1 49.4
AVG. MINIMUM 33.4 32.5 0.9 31.2
MEAN 44.1 43.0 1.1 40.3
DAYS MAX >= 90 9 9.1 -0.1 3
DAYS MAX <= 32 79 80.5 -1.5 108
DAYS MIN <= 32 185 174.9 10.1 178
DAYS MIN <= 0 24 34.9 -10.9 52
PRECIPITATION (INCHES)
RECORD
MAXIMUM 40.04 1977
MINIMUM 10.53 1976
TOTALS 19.48 22.08 -2.60 33.94
DAILY AVG. 0.05 0.06 -0.01 0.09
DAYS >= .01 82 93.8 -11.8 130
DAYS >= .10 45 48.0 -3.0 66
DAYS >= .50 14 13.7 0.3 22
DAYS >= 1.00 1 3.7 -2.7 10
SNOWFALL (INCHES)
RECORDS
TOTAL MM MM
TOTALS 32.8 35.9 -3.1 79.7
SINCE 7/1 13.2 13.7 -0.5 MM
DEGREE DAYS
HEATING TOTAL 8211 8523 -312 9302
SINCE 7/1 3129 3458 -329 MM
COOLING TOTAL 659 514 145 466
SINCE 1/1 659 515 144 466
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WIND (MPH)
AVERAGE WIND SPEED 10.3
HIGHEST WIND SPEED/DIRECTION 52/020 DATE 07/17
HIGHEST GUST SPEED/DIRECTION 75/030 DATE 07/17
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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