400  
CDUS43 KGRR 212140  
CLIAZO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
540 PM EDT THU AUG 21 2025  
   
...............................  
 
   
..THE KALAMAZOO CLIMATE SUMMARY FOR AUGUST 21 2025  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 77 3:14 PM 99 1955 81 -4 75  
MINIMUM 57 2:53 AM 42 1940 60 -3 48  
1950  
AVERAGE 67 70 -3 62  
 
PRECIPITATION (IN)  
TODAY 0.00 1.45 1938 0.11 -0.11 0.00  
MONTH TO DATE 1.92 2.48 -0.56 3.39  
SINCE JUN 1 10.12 9.04 1.08 17.36  
SINCE JAN 1 22.98 20.86 2.12 32.27  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE JUN 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 3  
MONTH TO DATE 0 0 0 6  
SINCE JUN 1 25 45 -20 17  
SINCE JUL 1 0 6 -6 7  
 
COOLING  
TODAY 2 6 -4 0  
MONTH TO DATE 180 139 41 139  
SINCE JUN 1 702 532 170 616  
SINCE JAN 1 719 581 138 677    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 57 1:00 PM  
AVERAGE 79  
   
......................................................  
 
THE KALAMAZOO CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 100 1936  
MINIMUM TEMPERATURE (F) 60 40 1923  
 
SUNRISE AND SUNSET  
AUGUST 21 2025........SUNRISE 6:56 AM EDT SUNSET 8:33 PM EDT  
AUGUST 22 2025........SUNRISE 6:57 AM EDT SUNSET 8:32 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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