315  
CDUS43 KGRR 130520  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
120 AM EDT TUE AUG 13 2024  
   
...............................
 
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR AUGUST 12 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1892 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 4:49 PM 95 1988 81 -1 80  
MINIMUM 56 4:14 AM 45 1954 62 -6 65  
AVERAGE 68 72 -4 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.61 2016 0.12 -0.12 0.16  
MONTH TO DATE 0.85 1.42 -0.57 0.76  
SINCE JUN 1 11.41 9.22 2.19 8.22  
SINCE JAN 1 26.34 24.24 2.10 24.25  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
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 2 0 2 2  
SINCE JUN 1 27 43 -16 30  
SINCE JUL 1 7 5 2 2  
 
COOLING  
YESTERDAY 3 7 -4 8  
MONTH TO DATE 75 88 -13 75  
SINCE JUN 1 482 489 -7 448  
SINCE JAN 1 514 540 -26 488    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
POSSIBLE SUNSHINE 472 MINUTES / 56 PERCENT  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 4:00 AM  
LOWEST 50 12:00 PM  
AVERAGE 74  
   
......................................................
 
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 97 1918  
MINIMUM TEMPERATURE (F) 62 44 1941  
 
SUNRISE AND SUNSET  
AUGUST 13 2024........SUNRISE 6:47 AM EDT SUNSET 8:46 PM EDT  
AUGUST 14 2024........SUNRISE 6:48 AM EDT SUNSET 8:45 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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