650  
CDUS43 KDTX 212030  
CLIDTW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
430 PM EDT MON JUL 21 2025  
   
...............................  
 
   
..THE DETROIT MI CLIMATE SUMMARY FOR JULY 21 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 79 224 PM 100 2011 84 -5 83  
MINIMUM 61 543 AM 50 1970 65 -4 63  
AVERAGE 70 74 -4 73  
 
PRECIPITATION (IN)  
TODAY 0.00 1.19 1899 0.12 -0.12 0.00  
MONTH TO DATE 2.03 2.33 -0.30 1.97  
SINCE JUN 1 5.72 5.59 0.13 5.80  
SINCE JAN 1 16.96 19.31 -2.35 20.02  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 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  
TODAY 5 9 -4 8  
MONTH TO DATE 230 188 42 183  
SINCE JUN 1 466 364 102 410  
SINCE JAN 1 491 419 72 501    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 300 AM  
LOWEST 45 200 PM  
AVERAGE 66  
   
......................................................  
 
THE DETROIT MI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 96 1940  
MINIMUM TEMPERATURE (F) 65 49 1970  
 
SUNRISE AND SUNSET  
JULY 21 2025..........SUNRISE 616 AM EDT SUNSET 903 PM EDT  
JULY 22 2025..........SUNRISE 617 AM EDT SUNSET 902 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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