308  
CDUS43 KGRR 180524  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
124 AM EDT FRI AUG 18 2023  
   
...............................
 
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR AUGUST 17 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1892 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 75 3:46 PM 98 1988 81 -6 82  
MINIMUM 58 11:59 PM 45 1894 61 -3 58  
1976  
AVERAGE 67 71 -4 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.50 1.94 1995 0.11 0.39 0.00  
MONTH TO DATE 2.76 2.00 0.76 2.69  
SINCE JUN 1 10.22 9.80 0.42 6.93  
SINCE JAN 1 26.25 24.82 1.43 25.32  
 
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 7  
SINCE JUN 1 30 43 -13 34  
SINCE JUL 1 2 5 -3 7  
 
COOLING  
YESTERDAY 2 6 -4 5  
MONTH TO DATE 91 122 -31 125  
SINCE JUN 1 464 523 -59 536  
SINCE JAN 1 504 574 -70 624    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 13.3  
 
SKY COVER  
POSSIBLE SUNSHINE 183 MINUTES / 22 PERCENT  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 12:00 PM  
LOWEST 57 4:00 PM  
AVERAGE 77  
   
......................................................
 
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 97 1947  
MINIMUM TEMPERATURE (F) 61 41 1943  
 
SUNRISE AND SUNSET  
AUGUST 18 2023........SUNRISE 6:51 AM EDT SUNSET 8:40 PM EDT  
AUGUST 19 2023........SUNRISE 6:52 AM EDT SUNSET 8:38 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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