338  
CDUS43 KDTX 172025  
CLIDTW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
425 PM EDT SAT MAY 17 2025  
   
...............................
 
 
   
..THE DETROIT MI CLIMATE SUMMARY FOR MAY 17 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 69 1250 AM 93 1962 71 -2 75  
MINIMUM 59 259 PM 31 1973 51 8 62  
AVERAGE 64 61 3 69  
 
PRECIPITATION (IN)  
TODAY T 1.22 1980 0.12 -0.12 0.02  
MONTH TO DATE 3.21 2.10 1.11 1.08  
SINCE MAR 1 7.95 7.79 0.16 7.26  
SINCE JAN 1 10.47 12.10 -1.63 12.75  
 
SNOWFALL (IN)  
TODAY 0.0 T 1991 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  
TODAY 1 6 -5 0  
MONTH TO DATE 100 138 -38 62  
SINCE MAR 1 1205 1487 -282 1121  
SINCE JUL 1 5399 5979 -580 4940  
 
COOLING  
TODAY 0 2 -2 4  
MONTH TO DATE 17 15 2 11  
SINCE MAR 1 25 20 5 26  
SINCE JAN 1 25 20 5 26    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 18.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 400 AM  
LOWEST 52 1000 AM  
AVERAGE 65  
   
......................................................
 
 
THE DETROIT MI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 93 1962  
MINIMUM TEMPERATURE (F) 51 32 1973  
 
SUNRISE AND SUNSET  
MAY 17 2025...........SUNRISE 610 AM EDT SUNSET 850 PM EDT  
MAY 18 2025...........SUNRISE 609 AM EDT SUNSET 851 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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