329  
CDUS43 KDTX 190636  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
136 AM EST TUE DEC 19 2023  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR DECEMBER 18 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 41 1222 AM 50 1957 34 7 31  
MINIMUM 29 1159 PM -5 1926 23 6 25  
AVERAGE 35 28 7 28  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 0.55 1977 0.05 0.05 T  
MONTH TO DATE 0.77 1.08 -0.31 0.66  
SINCE DEC 1 0.77 1.08 -0.31 0.66  
SINCE JAN 1 33.79 31.35 2.44 26.75  
 
SNOWFALL (IN)  
YESTERDAY 0.9 4.7 1951 0.4 0.5 0.2  
MONTH TO DATE 2.0 6.6 -4.6 1.5  
SINCE DEC 1 2.0 6.6 -4.6 1.5  
SINCE JUL 1 3.5 10.1 -6.6 6.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 30 37 -7 37  
MONTH TO DATE 493 619 -126 568  
SINCE DEC 1 493 619 -126 568  
SINCE JUL 1 1741 2010 -269 1841  
 
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 32 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 17.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 700 AM  
LOWEST 60 1100 PM  
AVERAGE 78  
   
......................................................
 
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 52 1923  
MINIMUM TEMPERATURE (F) 22 -9 1951  
 
SUNRISE AND SUNSET  
DECEMBER 19 2023......SUNRISE 805 AM EST SUNSET 502 PM EST  
DECEMBER 20 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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