456  
CDUS43 KDTX 200539  
CLIDTW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
139 AM EDT SAT SEP 20 2025  
   
...............................  
 
   
..THE DETROIT MI CLIMATE SUMMARY FOR SEPTEMBER 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 79 420 PM 93 1955 73 6 84  
MINIMUM 62 1159 PM 38 1982 54 8 62  
2020  
AVERAGE 71 64 7 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.81 2011 0.11 -0.11 0.00  
MONTH TO DATE 0.41 2.12 -1.71 0.06  
SINCE SEP 1 0.41 2.12 -1.71 0.06  
SINCE JAN 1 24.03 25.87 -1.84 24.69  
 
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 SEP 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 4 -4 0  
MONTH TO DATE 30 36 -6 22  
SINCE SEP 1 30 36 -6 22  
SINCE JUL 1 49 45 4 25  
 
COOLING  
YESTERDAY 6 2 4 8  
MONTH TO DATE 51 72 -21 79  
SINCE SEP 1 51 72 -21 79  
SINCE JAN 1 879 819 60 937    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 600 AM  
LOWEST 50 300 PM  
AVERAGE 72  
   
......................................................  
 
THE DETROIT MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 92 1895  
MINIMUM TEMPERATURE (F) 54 36 1956  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2025.....SUNRISE 719 AM EDT SUNSET 734 PM EDT  
SEPTEMBER 21 2025.....SUNRISE 720 AM EDT SUNSET 732 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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