110  
CDUS43 KGRR 122129  
CLIBIV  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
529 PM EDT FRI SEP 12 2025  
   
...............................
 
 
   
..THE HOLLAND CLIMATE SUMMARY FOR SEPTEMBER 12 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1905 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 80 3:22 PM 94 1952 75 5 86  
MINIMUM 50 3:48 AM 34 1964 54 -4 53  
AVERAGE 65 64 1 70  
 
PRECIPITATION (IN)  
TODAY 0.00 1.38 1978 0.08 -0.08 0.00  
MONTH TO DATE 0.49 1.03 -0.54 0.33  
SINCE SEP 1 0.49 1.03 -0.54 0.33  
SINCE JAN 1 14.73 23.31 -8.58 26.03  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 0  
MONTH TO DATE 66 25 41 35  
SINCE SEP 1 66 25 41 35  
SINCE JUL 1 110 49 61 52  
 
COOLING  
TODAY 0 2 -2 5  
MONTH TO DATE 1 37 -36 14  
SINCE SEP 1 1 37 -36 14  
SINCE JAN 1 720 598 122 634    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 3.6  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 38 1:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE HOLLAND CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 95 1939  
MINIMUM TEMPERATURE (F) 53 33 1963  
 
SUNRISE AND SUNSET  
SEPTEMBER 12 2025.....SUNRISE 7:21 AM EDT SUNSET 7:59 PM EDT  
SEPTEMBER 13 2025.....SUNRISE 7:23 AM EDT SUNSET 7:58 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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