205  
CDUS43 KDTX 210536  
CLIDTW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
136 AM EDT WED MAY 21 2025  
   
...............................
 
 
   
..THE DETROIT MI CLIMATE SUMMARY FOR MAY 20 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 56 357 PM 91 1977 72 -16 89  
MINIMUM 41 529 AM 33 1981 52 -11 61  
AVERAGE 49 62 -13 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.34 1.56 1923 0.12 0.22 0.04  
1959  
MONTH TO DATE 3.55 2.46 1.09 1.27  
SINCE MAR 1 8.29 8.15 0.14 7.45  
SINCE JAN 1 10.81 12.46 -1.65 12.94  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 2002 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 2.2 7.7 -5.5 0.9  
SINCE JUL 1 28.7 45.0 -16.3 23.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 5 11 0  
MONTH TO DATE 134 155 -21 62  
SINCE MAR 1 1239 1504 -265 1121  
SINCE JUL 1 5433 5996 -563 4940  
 
COOLING  
YESTERDAY 0 2 -2 10  
MONTH TO DATE 17 21 -4 32  
SINCE MAR 1 25 26 -1 47  
SINCE JAN 1 25 26 -1 47    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 10.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 1000 PM  
LOWEST 51 300 PM  
AVERAGE 71  
   
......................................................
 
 
THE DETROIT MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 92 1977  
MINIMUM TEMPERATURE (F) 52 32 1883  
 
SUNRISE AND SUNSET  
MAY 21 2025...........SUNRISE 606 AM EDT SUNSET 854 PM EDT  
MAY 22 2025...........SUNRISE 606 AM EDT SUNSET 855 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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