640  
CDUS43 KDTX 290536  
CLIDTW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
136 AM EDT FRI SEP 29 2023  
   
...............................
 
 
   
..THE DETROIT MI CLIMATE SUMMARY FOR SEPTEMBER 28 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 64 304 PM 87 1905 70 -6 60  
MINIMUM 59 711 AM 33 1991 51 8 50  
AVERAGE 62 60 2 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.22 2.13 1959 0.09 0.13 0.00  
MONTH TO DATE 2.28 3.04 -0.76 0.99  
SINCE SEP 1 2.28 3.04 -0.76 0.99  
SINCE JAN 1 31.29 26.79 4.50 19.39  
 
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 SEP 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 3 6 -3 10  
MONTH TO DATE 31 79 -48 55  
SINCE SEP 1 31 79 -48 55  
SINCE JUL 1 38 88 -50 55  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 75 87 -12 138  
SINCE SEP 1 75 87 -12 138  
SINCE JAN 1 713 834 -121 1043    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 7.2  
 
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 96 1200 AM  
LOWEST 81 400 PM  
AVERAGE 89  
   
......................................................
 
 
THE DETROIT MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 89 1953  
MINIMUM TEMPERATURE (F) 50 32 1942  
 
SUNRISE AND SUNSET  
SEPTEMBER 29 2023.....SUNRISE 728 AM EDT SUNSET 719 PM EDT  
SEPTEMBER 30 2023.....SUNRISE 729 AM EDT SUNSET 717 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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