899  
CDUS43 KDTX 152029  
CLIDTW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
429 PM EDT TUE MAY 15 2012  
 
   
...............................
 
 
   
..THE DETROIT MI CLIMATE SUMMARY FOR MAY 15 2012
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1874 TO 2012  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 82 259 PM 92 1962 70 12 53  
MINIMUM 51 614 AM 33 1973 49 2 43  
1895  
AVERAGE 67 59 8 48  
 
PRECIPITATION (IN)  
TODAY 0.00 1.46 1923 0.11 -0.11 0.94  
MONTH TO DATE 0.89 1.55 -0.66 1.64  
SINCE MAR 1 5.99 6.73 -0.74 10.86  
SINCE JAN 1 10.90 10.71 0.19 15.99  
 
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 MAR 1 0.2 8.6 -8.4 10.2  
SINCE JUL 1 26.0 42.7 -16.7 69.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 7 -7 17  
MONTH TO DATE 51 130 -79 117  
SINCE MAR 1 968 1471 -503 1559  
SINCE JUL 1 4836 6024 -1188 6306  
 
COOLING  
TODAY 2 1 1 0  
MONTH TO DATE 21 10 11 14  
SINCE MAR 1 41 16 25 14  
SINCE JAN 1 41 16 25 14    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 4.5  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 400 AM  
LOWEST 26 200 PM  
AVERAGE 52  
   
......................................................
 
 
 
THE DETROIT MI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 92 1962  
MINIMUM TEMPERATURE (F) 49 32 1984  
1967  
 
 
SUNRISE AND SUNSET  
MAY 15 2012...........SUNRISE 612 AM EDT SUNSET 848 PM EDT  
MAY 16 2012...........SUNRISE 611 AM EDT SUNSET 849 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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