619  
CDUS43 KDTX 202135  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
435 PM EST WED DEC 20 2023  
   
...............................  
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR DECEMBER 20 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 39 359 PM 58 1957 33 6 31  
MINIMUM 30 412 AM -5 1942 22 8 21  
AVERAGE 35 28 7 26  
 
PRECIPITATION (IN)  
TODAY 0.00 0.57 1951 0.05 -0.05 0.00  
MONTH TO DATE 0.77 1.19 -0.42 0.66  
SINCE DEC 1 0.77 1.19 -0.42 0.66  
SINCE JAN 1 33.79 31.46 2.33 26.75  
 
SNOWFALL (IN)  
TODAY 0.0 7.2 1951 0.4 -0.4 0.0  
MONTH TO DATE 2.0 7.4 -5.4 1.5  
SINCE DEC 1 2.0 7.4 -5.4 1.5  
SINCE JUL 1 3.5 10.9 -7.4 6.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 30 37 -7 39  
MONTH TO DATE 560 693 -133 647  
SINCE DEC 1 560 693 -133 647  
SINCE JUL 1 1808 2084 -276 1920  
 
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 16 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 5.9  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66  
LOWEST 56  
AVERAGE 61  
   
......................................................  
 
THE TRI CITIES MI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 59 1967  
MINIMUM TEMPERATURE (F) 22 -6 1989  
 
SUNRISE AND SUNSET  
DECEMBER 20 2023......SUNRISE 805 AM EST SUNSET 502 PM EST  
DECEMBER 21 2023......SUNRISE 806 AM EST SUNSET 503 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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