287  
CDUS43 KGRR 220535  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
135 AM EDT THU MAY 22 2025  
   
...............................
 
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR MAY 21 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1892 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 51 4:04 PM 91 1977 72 -21 84  
MINIMUM 47 11:58 PM 31 1969 50 -3 58  
AVERAGE 49 61 -12 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.31 2.46 2004 0.13 0.18 0.00  
MONTH TO DATE 3.08 2.73 0.35 2.36  
SINCE MAR 1 9.72 9.11 0.61 8.77  
SINCE JAN 1 11.83 13.75 -1.92 14.13  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 2004 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 1.7 9.6 -7.9 7.2  
SINCE JUL 1 63.8 77.6 -13.8 47.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 6 10 0  
MONTH TO DATE 174 179 -5 83  
SINCE MAR 1 1423 1617 -194 1252  
SINCE JUL 1 5893 6323 -430 5338  
 
COOLING  
YESTERDAY 0 2 -2 6  
MONTH TO DATE 20 21 -1 22  
SINCE MAR 1 20 27 -7 25  
SINCE JAN 1 20 27 -7 25    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 11.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 89 1:00 PM  
AVERAGE 93  
   
......................................................
 
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 91 1925  
MINIMUM TEMPERATURE (F) 51 34 1917  
 
SUNRISE AND SUNSET  
MAY 22 2025...........SUNRISE 6:12 AM EDT SUNSET 9:06 PM EDT  
MAY 23 2025...........SUNRISE 6:12 AM EDT SUNSET 9:07 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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