136  
CDUS43 KGRR 220523  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
1223 AM EST FRI DEC 22 2023  
   
...............................  
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR DECEMBER 21 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 39 11:58 PM 60 1967 35 4 24  
MINIMUM 27 7:04 AM -8 1989 24 3 13  
AVERAGE 33 29 4 19  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.26 1949 0.08 -0.08 T  
MONTH TO DATE 1.10 1.69 -0.59 1.33  
SINCE DEC 1 1.10 1.69 -0.59 1.33  
SINCE JAN 1 35.95 38.61 -2.66 36.31  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.9 2008 0.7 -0.7 T  
MONTH TO DATE 1.3 13.3 -12.0 14.8  
SINCE DEC 1 1.3 13.3 -12.0 14.8  
SINCE JUL 1 3.2 20.7 -17.5 42.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 32 36 -4 46  
MONTH TO DATE 586 702 -116 692  
SINCE DEC 1 586 702 -116 692  
SINCE JUL 1 1831 2015 -184 1966  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 668 733 -65 800    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
POSSIBLE SUNSHINE 0 MINUTES / 0 PERCENT  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 9:00 AM  
LOWEST 73 1:00 PM  
AVERAGE 81  
   
......................................................  
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 57 1941  
MINIMUM TEMPERATURE (F) 23 -11 1989  
 
SUNRISE AND SUNSET  
DECEMBER 22 2023......SUNRISE 8:10 AM EST SUNSET 5:11 PM EST  
DECEMBER 23 2023......SUNRISE 8:10 AM EST SUNSET 5:12 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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