537  
CDUS43 KGRR 180639  
CLIAZO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
239 AM EDT MON AUG 18 2025  
   
...............................  
 
   
..THE KALAMAZOO CLIMATE SUMMARY FOR AUGUST 17 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 85 2:38 PM 96 1922 81 4 81  
MINIMUM 66 11:55 PM 44 1981 61 5 69  
AVERAGE 76 71 5 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.85 1908 0.12 -0.12 0.03  
MONTH TO DATE 1.20 2.01 -0.81 3.09  
SINCE JUN 1 9.40 8.57 0.83 17.06  
SINCE JAN 1 22.26 20.39 1.87 31.97  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE JUN 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 25 45 -20 11  
SINCE JUL 1 0 6 -6 1  
 
COOLING  
YESTERDAY 11 6 5 10  
MONTH TO DATE 164 115 49 129  
SINCE JUN 1 686 508 178 606  
SINCE JAN 1 703 557 146 667    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION N (0)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 7.4  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 2:00 AM  
LOWEST 55 4:00 PM  
AVERAGE 70  
   
......................................................  
 
THE KALAMAZOO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 99 1947  
MINIMUM TEMPERATURE (F) 60 42 1915  
 
SUNRISE AND SUNSET  
AUGUST 18 2025........SUNRISE 6:53 AM EDT SUNSET 8:38 PM EDT  
AUGUST 19 2025........SUNRISE 6:54 AM EDT SUNSET 8:36 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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