700  
CDUS43 KDTX 180638  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
138 AM EST MON DEC 18 2023  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR DECEMBER 17 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1912 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 45 539 PM 51 2006 34 11 30  
MINIMUM 41 1159 PM -5 1951 23 18 26  
AVERAGE 43 28 15 28  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.74 1928 0.06 -0.04 0.01  
MONTH TO DATE 0.67 1.03 -0.36 0.66  
SINCE DEC 1 0.67 1.03 -0.36 0.66  
SINCE JAN 1 33.69 31.30 2.39 26.75  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.8 2000 0.4 -0.4 0.3  
MONTH TO DATE 1.1 6.2 -5.1 1.3  
SINCE DEC 1 1.1 6.2 -5.1 1.3  
SINCE JUL 1 2.6 9.7 -7.1 6.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 22 36 -14 37  
MONTH TO DATE 463 582 -119 531  
SINCE DEC 1 463 582 -119 531  
SINCE JUL 1 1711 1973 -262 1804  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 587 632 -45 727    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 7.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 900 AM  
LOWEST 60 1200 AM  
AVERAGE 79  
   
......................................................
 
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 50 1957  
MINIMUM TEMPERATURE (F) 23 -5 1926  
 
SUNRISE AND SUNSET  
DECEMBER 18 2023......SUNRISE 804 AM EST SUNSET 501 PM EST  
DECEMBER 19 2023......SUNRISE 805 AM EST SUNSET 502 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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