288  
CDUS43 KDTX 310536  
CLIDTW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
136 AM EDT THU JUL 31 2025  
   
...............................
 
 
   
..THE DETROIT MI CLIMATE SUMMARY FOR JULY 30 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 88 142 PM 98 1916 83 5 86  
MINIMUM 63 1159 PM 50 1984 65 -2 70  
AVERAGE 76 74 2 78  
 
PRECIPITATION (IN)  
YESTERDAY 1.80R 1.75 1915 0.13 1.67 0.05  
MONTH TO DATE 6.99 3.39 3.60 2.08  
SINCE JUN 1 10.68 6.65 4.03 5.91  
SINCE JAN 1 21.92 20.37 1.55 20.13  
 
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 1  
SINCE JUN 1 14 28 -14 10  
SINCE JUL 1 0 0 0 1  
 
COOLING  
YESTERDAY 11 9 2 13  
MONTH TO DATE 346 269 77 265  
SINCE JUN 1 582 445 137 492  
SINCE JAN 1 607 500 107 583    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 5.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 600 PM  
LOWEST 53 100 PM  
AVERAGE 75  
   
......................................................
 
 
THE DETROIT MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 96 2006  
MINIMUM TEMPERATURE (F) 64 48 1895  
1918  
 
SUNRISE AND SUNSET  
JULY 31 2025..........SUNRISE 626 AM EDT SUNSET 853 PM EDT  
AUGUST 1 2025........SUNRISE 627 AM EDT SUNSET 852 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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