681  
CXUS53 KGRR 021534  
CLMAZO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
1134 AM EDT MON JUN 02 2025  
   
...............................  
 
   
..THE KALAMAZOO CLIMATE SUMMARY FOR THE MONTH OF MAY 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1887 TO 2025  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................  
 
TEMPERATURE (F)  
RECORD  
HIGH 96 05/28/2018  
LOW 24 05/09/2020  
05/10/1947  
HIGHEST 84 05/15 MM MM 87 05/19  
05/20  
05/21  
LOWEST 31 05/09 MM MM 40 05/12  
AVG. MAXIMUM 67.4 70.3 -2.9 75.9  
AVG. MINIMUM 45.8 48.7 -2.9 52.0  
MEAN 56.6 59.5 -2.9 63.9  
DAYS MAX >= 90 0 0.5 -0.5 0  
DAYS MAX <= 32 0 0.0 0.0 0  
DAYS MIN <= 32 1 0.8 0.2 0  
DAYS MIN <= 0 0 0.0 0.0 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 9.11 2004  
TOTALS 3.60 3.70 -0.10 3.73  
DAILY AVG. 0.12 0.12 0.00 0.12  
DAYS >= .01 11 13.3 -2.3 15  
DAYS >= .10 6 8.6 -2.6 11  
DAYS >= .50 4 3.2 0.8 1  
DAYS >= 1.00 0 0.8 -0.8 0  
GREATEST  
24 HR. TOTAL 0.91 05/01 TO 05/01  
 
SNOWFALL (INCHES)  
TOTALS 0.0  
SINCE 7/1 33.4  
SNOWDEPTH AVG. 0  
DAYS >= TRACE 0  
DAYS >= 1.0 0  
GREATEST  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING TOTAL 270 214 56 71  
SINCE 7/1 5688 6287 -599 MM  
COOLING TOTAL 15 44 -29 48  
SINCE 1/1 17 49 -32 MM    
............................................................  
 
WIND (MPH)  
AVERAGE WIND SPEED 7.5  
RESULTANT WIND SPEED/DIRECTION 2/340  
HIGHEST WIND SPEED/DIRECTION 44/270 DATE 05/15  
HIGHEST GUST SPEED/DIRECTION 66/270 DATE 05/15  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.42  
NUMBER OF DAYS FAIR 15  
NUMBER OF DAYS PC 7  
NUMBER OF DAYS CLOUDY 7  
 
AVERAGE RH (PERCENT) 70  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 2 MIXED PRECIP 0  
HEAVY RAIN 3 RAIN 4  
LIGHT RAIN 15 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 15 FOG W/VIS <= 1/4 MILE 3  
HAZE 2  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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