815  
CDUS43 KGRR 090521  
CLIAZO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
1221 AM EST TUE DEC 09 2025  
   
...............................  
 
   
..THE KALAMAZOO CLIMATE SUMMARY FOR DECEMBER 8 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1887 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 25 3:26 PM 63 1966 39 -14 48  
MINIMUM 0R 5:20 AM 0 1942 26 -26 37  
AVERAGE 13 32 -19 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.03 1924 0.06 -0.06 0.00  
MONTH TO DATE 0.21 0.50 -0.29 T  
SINCE DEC 1 0.21 0.50 -0.29 T  
SINCE JAN 1 32.53 32.05 0.48 38.64  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 4.6  
SINCE DEC 1 4.6  
SINCE JUL 1 19.1  
SNOW DEPTH 6  
 
DEGREE DAYS  
HEATING  
YESTERDAY 52 33 19 22  
MONTH TO DATE 359 252 107 288  
SINCE DEC 1 359 252 107 288  
SINCE JUL 1 1602 1562 40 1044  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 812 709 103 912    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 3.4  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 12:00 AM  
LOWEST 54 5:00 PM  
AVERAGE 73  
   
......................................................  
 
THE KALAMAZOO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 68 1966  
MINIMUM TEMPERATURE (F) 26 -4 1917  
 
SUNRISE AND SUNSET  
DECEMBER 9 2025......SUNRISE 7:59 AM EST SUNSET 5:10 PM EST  
DECEMBER 10 2025......SUNRISE 8:00 AM EST SUNSET 5:10 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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