067  
CDUS43 KGRR 120525  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
125 AM EDT MON MAY 12 2025  
   
...............................  
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR MAY 11 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 71 6:08 PM 89 1896 68 3 60  
1922  
MINIMUM 42 5:43 AM 28 1907 47 -5 46  
AVERAGE 57 58 -1 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.98 1981 0.13 -0.13 0.17  
MONTH TO DATE 1.45 1.46 -0.01 1.46  
SINCE MAR 1 8.09 7.84 0.25 7.87  
SINCE JAN 1 10.20 12.48 -2.28 13.23  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1966 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 8 8 0 12  
MONTH TO DATE 106 110 -4 59  
SINCE MAR 1 1355 1548 -193 1228  
SINCE JUL 1 5825 6254 -429 5314  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 7 -7 1  
SINCE MAR 1 0 13 -13 4  
SINCE JAN 1 0 13 -13 4    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION E (80)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 6:00 AM  
LOWEST 27 6:00 PM  
AVERAGE 57  
   
......................................................  
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 87 2022  
MINIMUM TEMPERATURE (F) 47 27 1981  
 
SUNRISE AND SUNSET  
MAY 12 2025...........SUNRISE 6:22 AM EDT SUNSET 8:55 PM EDT  
MAY 13 2025...........SUNRISE 6:21 AM EDT SUNSET 8:56 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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