187  
CDUS43 KGRR 232124  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
524 PM EDT TUE SEP 23 2025  
   
...............................
 
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR SEPTEMBER 23 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 75 3:59 PM 96 2017 71 4 66  
MINIMUM 62 7:08 AM 28 1974 50 12 53  
AVERAGE 69 61 8 60  
 
PRECIPITATION (IN)  
TODAY 0.03 2.13 2000 0.13 -0.10 0.00  
MONTH TO DATE 1.91 2.60 -0.69 0.89  
SINCE SEP 1 1.91 2.60 -0.69 0.89  
SINCE JAN 1 20.84 28.97 -8.13 28.65  
 
SNOWFALL (IN)  
TODAY 0.0 T 1928 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 6 -6 5  
MONTH TO DATE 57 69 -12 35  
SINCE SEP 1 57 69 -12 35  
SINCE JUL 1 88 86 2 50  
 
COOLING  
TODAY 4 1 3 0  
MONTH TO DATE 58 65 -7 89  
SINCE SEP 1 58 65 -7 89  
SINCE JAN 1 811 717 94 743    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SE (150)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 12:00 AM  
LOWEST 71 4:00 PM  
AVERAGE 84  
   
......................................................
 
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 94 2017  
MINIMUM TEMPERATURE (F) 50 29 1950  
1976  
 
SUNRISE AND SUNSET  
SEPTEMBER 23 2025.....SUNRISE 7:31 AM EDT SUNSET 7:37 PM EDT  
SEPTEMBER 24 2025.....SUNRISE 7:32 AM EDT SUNSET 7:35 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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