012  
CDUS43 KDTX 200536  
CLIDTW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
136 AM EDT TUE MAY 20 2025  
   
...............................  
 
   
..THE DETROIT MI CLIMATE SUMMARY FOR MAY 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 62 412 PM 91 1934 71 -9 88  
MINIMUM 43 1159 PM 32 2002 51 -8 58  
AVERAGE 53 61 -8 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.68 1949 0.12 -0.12 0.15  
MONTH TO DATE 3.21 2.34 0.87 1.23  
SINCE MAR 1 7.95 8.03 -0.08 7.41  
SINCE JAN 1 10.47 12.34 -1.87 12.90  
 
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 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 12 6 6 0  
MONTH TO DATE 118 150 -32 62  
SINCE MAR 1 1223 1499 -276 1121  
SINCE JUL 1 5417 5991 -574 4940  
 
COOLING  
YESTERDAY 0 2 -2 8  
MONTH TO DATE 17 19 -2 22  
SINCE MAR 1 25 24 1 37  
SINCE JAN 1 25 24 1 37    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 8.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 500 AM  
LOWEST 51 500 PM  
AVERAGE 67  
   
......................................................  
 
THE DETROIT MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 91 1977  
MINIMUM TEMPERATURE (F) 52 33 1981  
 
SUNRISE AND SUNSET  
MAY 20 2025...........SUNRISE 607 AM EDT SUNSET 853 PM EDT  
MAY 21 2025...........SUNRISE 606 AM EDT SUNSET 854 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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