615  
CXUS53 KMKX 011721 CCA  
CLMMSN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
1204 PM CDT MON JUN 01 2026  
   
...............................
 
 
   
..THE MADISON WI CLIMATE SUMMARY FOR THE MONTH OF MAY 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1871 TO 2026  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 101 05/31/1934  
LOW 19 05/01/1978  
HIGHEST 87 05/26 84 3 87 05/15  
05/27  
LOWEST 28 05/02 33 -5 32 05/09  
AVG. MAXIMUM 70.9 69.0 1.9 67.8  
AVG. MINIMUM 44.9 47.1 -2.2 44.6  
MEAN 57.9 58.1 -0.2 56.2  
DAYS MAX >= 90 0 0.4 -0.4 0  
DAYS MAX <= 32 0 0.0 0.0 0  
DAYS MIN <= 32 4 1.5 2.5 1  
DAYS MIN <= 0 0 0.0 0.0 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 10.84 2004  
MINIMUM 0.38 1925  
TOTALS 1.62 4.10 -2.48 4.37  
DAILY AVG. 0.05 0.13 -0.08 0.14  
DAYS >= .01 8 12.7 -4.7 10  
DAYS >= .10 5 7.4 -2.4 7  
DAYS >= .50 1 2.6 -1.6 2  
DAYS >= 1.00 0 1.0 -1.0 2  
GREATEST  
24 HR. TOTAL 0.76 05/15 TO 05/16 1.80 05/01 TO 05/01  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL 5.0 1935  
TOTALS 0.0 0.1 -0.1 0.0  
SINCE 7/1 50.6 51.8 -1.2 0.0  
SNOWDEPTH AVG. 0 0  
DAYS >= TRACE 0 0  
DAYS >= 1.0 0 0.0 0.0 0  
DAYS >= 0.1 0 0  
GREATEST  
SNOW DEPTH 0 0  
24 HR TOTAL 0.0 0.0  
 
DEGREE DAYS  
HEATING TOTAL 251 252 -1 285  
SINCE 7/1 6636 7090 -454 6428  
COOLING TOTAL 40 36 4 18  
SINCE 1/1 45 39 6 20    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 6.9  
HIGHEST WIND SPEED/DIRECTION 26/190 DATE 05/12  
HIGHEST GUST SPEED/DIRECTION 37/190 DATE 05/12  
 
SKY COVER  
AVERAGE SKY COVER 0.53  
NUMBER OF DAYS FAIR 3  
NUMBER OF DAYS PC 23  
NUMBER OF DAYS CLOUDY 5  
 
AVERAGE RH (PERCENT) 59  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 6 MIXED PRECIP 0  
HEAVY RAIN 4 RAIN 5  
LIGHT RAIN 14 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 6 FOG W/VIS <= 1/4 MILE 0  
HAZE 2  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
2%  
 
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