646  
CDUS43 KGRR 180534  
CLIJXN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
1234 AM EST WED DEC 18 2024  
   
...............................  
 
   
..THE JACKSON CLIMATE SUMMARY FOR DECEMBER 17 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1944 TO 2024  
 
WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST  
VALUE (LST) VALUE FROM YEAR  
NORMAL    
...................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 40 3:19 AM 36 4 46  
MINIMUM 34 11:59 PM 23 11 39  
AVERAGE 37 29 8 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.05 -0.05 0.14  
MONTH TO DATE 0.49 0.98 -0.49 1.36  
SINCE DEC 1 0.49 0.98 -0.49 1.36  
SINCE JAN 1 35.65 31.41 4.24 30.39  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 36 -8 22  
MONTH TO DATE 597 566 31 450  
SINCE DEC 1 597 566 31 450  
SINCE JUL 1 1649 1914 -265 1754  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 637 634 3 472    
...................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 9.4  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 11:00 PM  
LOWEST 73 2:00 PM  
AVERAGE 79  
   
......................................................  
 
THE JACKSON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 MM MM  
MINIMUM TEMPERATURE (F) 23 MM MM  
 
SUNRISE AND SUNSET  
DECEMBER 18 2024......SUNRISE 8:02 AM EST SUNSET 5:08 PM EST  
DECEMBER 19 2024......SUNRISE 8:03 AM EST SUNSET 5:08 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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