818  
CDUS43 KGRR 122137  
CLIBIV  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
537 PM EDT TUE SEP 12 2023  
   
...............................
 
 
   
..THE HOLLAND CLIMATE SUMMARY FOR SEPTEMBER 12 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1905 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 69 2:45 PM 94 1952 75 -6 65  
MINIMUM 56 4:47 AM 34 1964 54 2 55  
AVERAGE 63 64 -1 60  
 
PRECIPITATION (IN)  
TODAY 0.01 1.38 1978 0.08 -0.07 T  
MONTH TO DATE 1.27 1.03 0.24 1.31  
SINCE SEP 1 1.27 1.03 0.24 1.31  
SINCE JAN 1 26.73 23.31 3.42 26.91  
 
DEGREE DAYS  
HEATING  
TODAY 2 3 -1 5  
MONTH TO DATE 23 25 -2 5  
SINCE SEP 1 23 25 -2 5  
SINCE JUL 1 33 49 -16 14  
 
COOLING  
TODAY 0 2 -2 0  
MONTH TO DATE 64 37 27 45  
SINCE SEP 1 64 37 27 45  
SINCE JAN 1 593 598 -5 707    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NW (330)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 6.4  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 3:00 AM  
LOWEST 61 4:00 PM  
AVERAGE 79  
   
......................................................
 
 
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 2023.....SUNRISE 7:21 AM EDT SUNSET 8:00 PM EDT  
SEPTEMBER 13 2023.....SUNRISE 7:22 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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