300  
CDUS43 KGRR 170638  
CLIBIV  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
238 AM EDT WED SEP 17 2025  
   
...............................
 
 
   
..THE HOLLAND CLIMATE SUMMARY FOR SEPTEMBER 16 2025
 
 
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)  
YESTERDAY  
MAXIMUM 82 1:48 PM 89 1931 74 8 88  
1955  
1994  
MINIMUM 55 7:00 AM 33 1945 52 3 54  
1986  
AVERAGE 69 63 6 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.17 1905 0.09 -0.09 0.00  
MONTH TO DATE 0.67 1.40 -0.73 0.33  
SINCE SEP 1 0.67 1.40 -0.73 0.33  
SINCE JAN 1 14.91 23.68 -8.77 26.03  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 0  
MONTH TO DATE 67 39 28 35  
SINCE SEP 1 67 39 28 35  
SINCE JUL 1 111 63 48 52  
 
COOLING  
YESTERDAY 4 2 2 6  
MONTH TO DATE 16 45 -29 44  
SINCE SEP 1 16 45 -29 44  
SINCE JAN 1 735 606 129 664    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NE (30)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 3.1  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 7:00 AM  
LOWEST 39 1:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE HOLLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 90 1955  
MINIMUM TEMPERATURE (F) 52 35 1990  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2025.....SUNRISE 7:27 AM EDT SUNSET 7:50 PM EDT  
SEPTEMBER 18 2025.....SUNRISE 7:28 AM EDT SUNSET 7:49 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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