649  
CDUS43 KGRR 310631  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
231 AM EDT THU JUL 31 2025  
   
...............................  
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR JULY 30 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1892 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 83 12:51 PM 101 1916 83 0 85  
MINIMUM 63 11:59 PM 50 1956 63 0 69  
1965  
2013  
AVERAGE 73 73 0 77  
 
PRECIPITATION (IN)  
YESTERDAY 1.26 1.68 1970 0.12 1.14 T  
MONTH TO DATE 2.61 3.73 -1.12 5.71  
SINCE JUN 1 5.19 7.67 -2.48 10.56  
SINCE JAN 1 17.29 22.69 -5.40 25.49  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2004 0.0 0.0 0.0  
2005  
2006  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 5  
SINCE JUN 1 22 38 -16 25  
SINCE JUL 1 0 0 0 5  
 
COOLING  
YESTERDAY 8 8 0 12  
MONTH TO DATE 315 240 75 201  
SINCE JUN 1 528 394 134 394  
SINCE JAN 1 548 445 103 426    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION NE (50)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 11:00 PM  
LOWEST 60 1:00 PM  
AVERAGE 79  
   
......................................................  
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 98 1917  
MINIMUM TEMPERATURE (F) 63 46 1971  
 
SUNRISE AND SUNSET  
JULY 31 2025..........SUNRISE 6:33 AM EDT SUNSET 9:04 PM EDT  
AUGUST 1 2025........SUNRISE 6:34 AM EDT SUNSET 9:02 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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