676  
CDUS43 KGRR 100530  
CLIAZO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
1230 AM EST WED DEC 10 2025  
   
...............................  
 
   
..THE KALAMAZOO CLIMATE SUMMARY FOR DECEMBER 9 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 34 11:59 PM 68 1966 38 -4 49  
MINIMUM 11 12:03 AM -4 1917 26 -15 40  
AVERAGE 23 32 -9 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.13 1.00 1918 0.06 0.07 0.03  
MONTH TO DATE 0.34 0.56 -0.22 0.03  
SINCE DEC 1 0.34 0.56 -0.22 0.03  
SINCE JAN 1 32.66 32.11 0.55 38.67  
 
SNOWFALL (IN)  
YESTERDAY 1.0  
MONTH TO DATE 5.6  
SINCE DEC 1 5.6  
SINCE JUL 1 20.1  
SNOW DEPTH 6  
 
DEGREE DAYS  
HEATING  
YESTERDAY 42 33 9 20  
MONTH TO DATE 401 285 116 308  
SINCE DEC 1 401 285 116 308  
SINCE JUL 1 1644 1595 49 1064  
 
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 12 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 12.9  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
SNOW  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 10:00 PM  
LOWEST 70 4:00 AM  
AVERAGE 83  
   
......................................................  
 
THE KALAMAZOO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 63 1971  
MINIMUM TEMPERATURE (F) 26 4 1958  
1977  
2013  
 
SUNRISE AND SUNSET  
DECEMBER 10 2025......SUNRISE 8:00 AM EST SUNSET 5:10 PM EST  
DECEMBER 11 2025......SUNRISE 8:01 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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