100  
CDUS43 KGRR 180525  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
125 AM EDT FRI APR 18 2025  
   
...............................  
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR APRIL 17 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 66 1:51 PM 84 1976 59 7 69  
MINIMUM 29 2:51 AM 24 1983 38 -9 51  
AVERAGE 48 48 0 60  
 
PRECIPITATION (IN)  
YESTERDAY T 2.94 1922 0.15 -0.15 0.43  
MONTH TO DATE 1.96 2.19 -0.23 1.97  
SINCE MAR 1 5.83 4.58 1.25 5.71  
SINCE JAN 1 7.94 9.22 -1.28 11.07  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.4 2018 0.0 0.0 0.0  
MONTH TO DATE 0.1 1.5 -1.4 T  
SINCE MAR 1 1.7 9.1 -7.4 7.2  
SINCE JUL 1 63.8 77.1 -13.3 47.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 17 0 5  
MONTH TO DATE 386 343 43 249  
SINCE MAR 1 1135 1253 -118 991  
SINCE JUL 1 5605 5959 -354 5077  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 1 -1 0  
SINCE JAN 1 0 1 -1 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SE (150)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 10.2  
 
SKY COVER  
POSSIBLE SUNSHINE 245 MINUTES / 30 PERCENT  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 4:00 AM  
LOWEST 28 2:00 PM  
AVERAGE 57  
   
......................................................  
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 86 1977  
2002  
2004  
MINIMUM TEMPERATURE (F) 38 22 1926  
1983  
 
SUNRISE AND SUNSET  
APRIL 18 2025.........SUNRISE 6:55 AM EDT SUNSET 8:28 PM EDT  
APRIL 19 2025.........SUNRISE 6:54 AM EDT SUNSET 8:29 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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