943  
CDUS43 KDTX 010537  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
137 AM EDT SUN OCT 01 2023  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR SEPTEMBER 30 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1912 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 76 446 PM 86 2002 68 8 66  
MINIMUM 52 653 AM 29 1993 47 5 38  
AVERAGE 64 57 7 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.40 1981 0.09 -0.09 0.00  
MONTH TO DATE 1.10 2.81 -1.71 2.44  
SINCE SEP 1 1.10 2.81 -1.71 2.44  
SINCE JAN 1 28.08 25.08 3.00 22.60  
 
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 1 9 -8 13  
MONTH TO DATE 67 137 -70 123  
SINCE SEP 1 67 137 -70 123  
SINCE JUL 1 89 165 -76 128  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 65 60 5 77  
SINCE SEP 1 65 60 5 77  
SINCE JAN 1 559 625 -66 724    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 2.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 900 AM  
LOWEST 56 400 PM  
AVERAGE 77  
   
......................................................
 
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 88 1971  
MINIMUM TEMPERATURE (F) 46 28 1947  
 
SUNRISE AND SUNSET  
OCTOBER 1 2023.......SUNRISE 734 AM EDT SUNSET 718 PM EDT  
OCTOBER 2 2023.......SUNRISE 735 AM EDT SUNSET 716 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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