Climatological Report (Seasonal) Issued by NWS Milwaukee/Sullivan, WI
407
CXUS53 KMKX 011047
CLSMSN
CLIMATE REPORT
NATIONAL WEATHER SERVICE
447 AM CST TUE DEC 01 2020
...................................
...THE MADISON WI CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2020 TO 11/30/2020...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 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 99 09/01/1953
LOW -14 11/28/1887
HIGHEST 81 09/02 87 -6 85 09/30
LOWEST 19 11/30 9 10 4 11/12
AVG. MAXIMUM 58.3 58.3 0.0 56.0
AVG. MINIMUM 39.5 39.0 0.5 40.4
MEAN 49.0 48.7 0.3 48.2
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 1 4.0 -3.0 8
DAYS MIN <= 32 33 28.0 5.0 34
DAYS MIN <= 0 0 0.1 -0.1 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 19.85 1881
MINIMUM 2.10 1976
TOTALS 8.64 7.92 0.72 15.27
DAILY AVG. 0.09 0.09 0.00 0.17
DAYS >= .01 29 29.7 -0.7 47
DAYS >= .10 18 16.3 1.7 27
DAYS >= .50 6 5.0 1.0 9
DAYS >= 1.00 1 1.5 -0.5 3
GREATEST
24 HR. TOTAL 1.88 10/22 TO 10/22 2.40
DEGREE DAYS
HEATING TOTAL 1455 1542 -87 1598
SINCE 7/1 834 1579 -745 MM
COOLING TOTAL 17 56 -39 89
SINCE 1/1 17 568 -551 656
FREEZE DATES
RECORD
EARLIEST 09/12/1955
LATEST 05/31/1966
EARLIEST 10/24
LATEST 04/28
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WIND (MPH)
AVERAGE WIND SPEED 7.1
RESULTANT WIND SPEED/DIRECTION 1/220
HIGHEST WIND SPEED/DIRECTION 40/170 DATE 09/06
HIGHEST GUST SPEED/DIRECTION 51/180 DATE 09/06
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.53
NUMBER OF DAYS FAIR 22
NUMBER OF DAYS PC 49
NUMBER OF DAYS CLOUDY 20
AVERAGE RH (PERCENT) MM
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 5 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 9
LIGHT RAIN 19 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 7 SLEET 0
FOG 24 FOG W/VIS <= 1/4 MILE 4
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$