277  
CDUS43 KDTX 132131  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
431 PM EST SAT DEC 13 2025  
   
...............................  
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR DECEMBER 13 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1912 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 27 204 AM 60 2015 35 -8 21  
MINIMUM 12 359 PM -3 1960 24 -12 9  
AVERAGE 20 30 -10 15  
 
PRECIPITATION (IN)  
TODAY T 1.36 2015 0.06 -0.06 T  
MONTH TO DATE 0.38 0.81 -0.43 0.28  
SINCE DEC 1 0.38 0.81 -0.43 0.28  
SINCE JAN 1 25.68 31.08 -5.40 23.76  
 
SNOWFALL (IN)  
TODAY 0.2 6.1 2017 0.4 -0.2 T  
MONTH TO DATE 7.4 4.6 2.8 3.8  
SINCE DEC 1 7.4 4.6 2.8 3.8  
SINCE JUL 1 18.0 8.1 9.9 3.9  
SNOW DEPTH 7  
 
DEGREE DAYS  
HEATING  
TODAY 45 36 9 50  
MONTH TO DATE 570 438 132 463  
SINCE DEC 1 570 438 132 463  
SINCE JUL 1 1859 1829 30 1456  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 755 632 123 780    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 16.2  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92  
LOWEST 61  
AVERAGE 77  
   
......................................................  
 
THE TRI CITIES MI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 62 2015  
MINIMUM TEMPERATURE (F) 24 -7 1917  
 
SUNRISE AND SUNSET  
DECEMBER 13 2025......SUNRISE 801 AM EST SUNSET 500 PM EST  
DECEMBER 14 2025......SUNRISE 802 AM EST SUNSET 500 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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