945  
CDUS43 KDTX 200555  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
155 AM EDT WED SEP 20 2023  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR SEPTEMBER 19 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 69 448 PM 90 1948 72 -3 78  
MINIMUM 47 619 AM 33 1916 50 -3 59  
1979  
AVERAGE 58 61 -3 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.56 1988 0.10 -0.10 T  
MONTH TO DATE 0.75 1.76 -1.01 1.76  
SINCE SEP 1 0.75 1.76 -1.01 1.76  
SINCE JAN 1 27.73 24.03 3.70 21.92  
 
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 7 5 2 0  
MONTH TO DATE 51 59 -8 15  
SINCE SEP 1 51 59 -8 15  
SINCE JUL 1 73 87 -14 20  
 
COOLING  
YESTERDAY 0 2 -2 4  
MONTH TO DATE 53 49 4 73  
SINCE SEP 1 53 49 4 73  
SINCE JAN 1 547 614 -67 720    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 3.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 200 AM  
LOWEST 53 200 PM  
AVERAGE 72  
   
......................................................
 
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 90 1931  
MINIMUM TEMPERATURE (F) 50 31 1956  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2023.....SUNRISE 721 AM EDT SUNSET 738 PM EDT  
SEPTEMBER 21 2023.....SUNRISE 722 AM EDT SUNSET 736 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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