347  
CDUS43 KGRR 172239  
CLIAZO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
539 PM EST SUN DEC 17 2023  
   
...............................
 
 
   
..THE KALAMAZOO CLIMATE SUMMARY FOR DECEMBER 17 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1887 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 46 1:08 PM 63 1984 36 10 27  
MINIMUM 43 4:59 PM -4 1926 24 19 25  
AVERAGE 45 30 15 26  
 
PRECIPITATION (IN)  
TODAY 0.04 1.55 1921 0.05 -0.01 T  
MONTH TO DATE 1.31 0.97 0.34 0.81  
SINCE DEC 1 1.31 0.97 0.34 0.81  
SINCE JAN 1 38.35 32.52 5.83 28.62  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE T  
SINCE DEC 1 T  
SINCE JUL 1 4.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 20 35 -15 39  
MONTH TO DATE 425 559 -134 497  
SINCE DEC 1 425 559 -134 497  
SINCE JUL 1 1533 1869 -336 1655  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 814 709 105 966    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 8:00 AM  
LOWEST 79 1:00 PM  
AVERAGE 88  
   
......................................................
 
 
THE KALAMAZOO CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 57 1889  
MINIMUM TEMPERATURE (F) 24 -8 1926  
 
SUNRISE AND SUNSET  
DECEMBER 17 2023......SUNRISE 8:05 AM EST SUNSET 5:11 PM EST  
DECEMBER 18 2023......SUNRISE 8:06 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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