229  
CDUS43 KDTX 200638  
CLIDTW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
138 AM EST WED DEC 20 2023  
   
...............................
 
 
   
..THE DETROIT MI CLIMATE SUMMARY FOR DECEMBER 19 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1874 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 35 350 PM 58 1877 36 -1 30  
1957  
MINIMUM 28 1153 PM -6 1884 25 3 24  
AVERAGE 32 30 2 27  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.08 1895 0.07 -0.07 T  
MONTH TO DATE 1.31 1.37 -0.06 0.79  
SINCE DEC 1 1.31 1.37 -0.06 0.79  
SINCE JAN 1 35.69 33.44 2.25 22.76  
 
SNOWFALL (IN)  
YESTERDAY 0.0 8.7 1973 0.3 -0.3 T  
MONTH TO DATE 0.1 4.8 -4.7 0.4  
SINCE DEC 1 0.1 4.8 -4.7 0.4  
SINCE JUL 1 2.5 6.7 -4.2 2.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 33 35 -2 38  
MONTH TO DATE 493 612 -119 559  
SINCE DEC 1 493 612 -119 559  
SINCE JUL 1 1590 1806 -216 1641  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 742 847 -105 1044    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 12.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 1000 PM  
LOWEST 53 100 PM  
AVERAGE 64  
   
......................................................
 
 
THE DETROIT MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 57 1988  
MINIMUM TEMPERATURE (F) 24 0 1884  
1942  
 
SUNRISE AND SUNSET  
DECEMBER 20 2023......SUNRISE 758 AM EST SUNSET 504 PM EST  
DECEMBER 21 2023......SUNRISE 759 AM EST SUNSET 504 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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