407  
CDUS43 KDTX 172130  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
430 PM EST SUN DEC 17 2023  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR DECEMBER 17 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 45 359 PM 51 2006 34 11 30  
MINIMUM 42 1250 AM -5 1951 23 19 26  
AVERAGE 44 28 16 28  
 
PRECIPITATION (IN)  
TODAY 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)  
TODAY 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  
TODAY 21 36 -15 37  
MONTH TO DATE 462 582 -120 531  
SINCE DEC 1 462 582 -120 531  
SINCE JUL 1 1710 1973 -263 1804  
 
COOLING  
TODAY 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 13 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 60  
AVERAGE 79  
   
......................................................
 
 
THE TRI CITIES MI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 50 1957  
MINIMUM TEMPERATURE (F) 23 -5 1926  
 
SUNRISE AND SUNSET  
DECEMBER 17 2023......SUNRISE 804 AM EST SUNSET 501 PM EST  
DECEMBER 18 2023......SUNRISE 804 AM EST SUNSET 501 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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