310  
CDUS43 KDTX 170539  
CLIDTW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
139 AM EDT MON JUL 17 2023  
   
...............................
 
 
   
..THE DETROIT MI CLIMATE SUMMARY FOR JULY 16 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1874 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 300 PM 102 1988 84 -2 82  
MINIMUM 64 1100 PM 49 1945 65 -1 67  
AVERAGE 73 74 -1 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.20 2021 0.11 -0.11 T  
MONTH TO DATE 3.27 1.74 1.53 1.10  
SINCE JUN 1 6.46 5.00 1.46 3.45  
SINCE JAN 1 20.41 18.72 1.69 15.32  
 
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 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  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 19 28 -9 11  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 8 9 -1 10  
MONTH TO DATE 143 143 0 135  
SINCE JUN 1 276 319 -43 324  
SINCE JAN 1 325 374 -49 434    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 10.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
THE DETROIT MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 102 2012  
MINIMUM TEMPERATURE (F) 65 46 1978  
 
SUNRISE AND SUNSET  
JULY 17 2023..........SUNRISE 612 AM EDT SUNSET 907 PM EDT  
JULY 18 2023..........SUNRISE 613 AM EDT SUNSET 906 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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