898  
CDUS43 KDTX 200538  
CLIDTW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
138 AM EDT WED AUG 20 2025  
   
...............................  
 
   
..THE DETROIT MI CLIMATE SUMMARY FOR AUGUST 19 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1874 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 602 PM 95 1947 81 -2 74  
MINIMUM 66 223 AM 44 1977 63 3 58  
AVERAGE 73 72 1 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.11 1.90 1991 0.10 0.01 0.00  
MONTH TO DATE 1.20 2.05 -0.85 1.68  
SINCE JUN 1 12.27 8.82 3.45 7.59  
SINCE JAN 1 23.51 22.54 0.97 21.81  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 14 30 -16 10  
SINCE JUL 1 0 2 -2 1  
 
COOLING  
YESTERDAY 8 7 1 1  
MONTH TO DATE 193 156 37 155  
SINCE JUN 1 778 615 163 662  
SINCE JAN 1 803 670 133 753    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 1200 PM  
LOWEST 70 1200 AM  
AVERAGE 81  
   
......................................................  
 
THE DETROIT MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 96 1916  
MINIMUM TEMPERATURE (F) 63 48 1949  
1977  
 
SUNRISE AND SUNSET  
AUGUST 20 2025........SUNRISE 646 AM EDT SUNSET 826 PM EDT  
AUGUST 21 2025........SUNRISE 647 AM EDT SUNSET 825 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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