823  
CDUS43 KGRR 180542  
CLIAZO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
1242 AM EST MON DEC 18 2023  
   
...............................
 
 
   
..THE KALAMAZOO CLIMATE SUMMARY FOR DECEMBER 17 2023
 
 
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)  
YESTERDAY  
MAXIMUM 46 1:08 PM 63 1984 36 10 27  
MINIMUM 39 11:59 PM -4 1926 24 15 25  
AVERAGE 43 30 13 26  
 
PRECIPITATION (IN)  
YESTERDAY 0.09 1.55 1921 0.05 0.04 T  
MONTH TO DATE 1.36 0.97 0.39 0.81  
SINCE DEC 1 1.36 0.97 0.39 0.81  
SINCE JAN 1 38.40 32.52 5.88 28.62  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE T  
SINCE DEC 1 T  
SINCE JUL 1 4.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 22 35 -13 39  
MONTH TO DATE 427 559 -132 497  
SINCE DEC 1 427 559 -132 497  
SINCE JUL 1 1535 1869 -334 1655  
 
COOLING  
YESTERDAY 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 (230)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
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 TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 57 1889  
MINIMUM TEMPERATURE (F) 24 -8 1926  
 
SUNRISE AND SUNSET  
DECEMBER 18 2023......SUNRISE 8:06 AM EST SUNSET 5:12 PM EST  
DECEMBER 19 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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