584  
CDUS43 KGRR 160525  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
125 AM EDT TUE MAY 16 2023  
   
...............................
 
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR MAY 15 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 73 4:55 PM 91 1991 70 3 76  
MINIMUM 38 5:38 AM 34 1920 48 -10 55  
AVERAGE 56 59 -3 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 4.15 2001 0.13 -0.13 0.05  
MONTH TO DATE 0.82 1.97 -1.15 1.07  
SINCE MAR 1 9.37 8.35 1.02 9.76  
SINCE JAN 1 16.01 12.99 3.02 15.39  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1973 0.0 0.0 0.0  
2016  
MONTH TO DATE T 0.0 0.0 0.0  
SINCE MAR 1 23.9 9.6 14.3 6.4  
SINCE JUL 1 110.7 77.6 33.1 71.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 7 2 0  
MONTH TO DATE 125 141 -16 111  
SINCE MAR 1 1512 1579 -67 1630  
SINCE JUL 1 5832 6285 -453 6176  
 
COOLING  
YESTERDAY 0 1 -1 1  
MONTH TO DATE 3 11 -8 47  
SINCE MAR 1 15 17 -2 47  
SINCE JAN 1 15 17 -2 47    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION N (350)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
POSSIBLE SUNSHINE 867 MINS / 99%  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 5:00 AM  
LOWEST 23 3:00 PM  
AVERAGE 47  
   
......................................................
 
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 89 1962  
1977  
MINIMUM TEMPERATURE (F) 49 29 1997  
 
SUNRISE AND SUNSET  
MAY 16 2023...........SUNRISE 6:18 AM EDT SUNSET 8:59 PM EDT  
MAY 17 2023...........SUNRISE 6:17 AM EDT SUNSET 9:00 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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