981  
CDUS43 KDTX 160539  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
139 AM EDT SAT SEP 16 2023  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR SEPTEMBER 15 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 72 406 PM 95 1927 74 -2 72  
1939  
MINIMUM 50 227 AM 38 1949 52 -2 51  
1964  
AVERAGE 61 63 -2 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.88 1970 0.09 -0.09 0.00  
MONTH TO DATE 0.75 1.38 -0.63 1.75  
SINCE SEP 1 0.75 1.38 -0.63 1.75  
SINCE JAN 1 27.73 23.65 4.08 21.91  
 
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 4 4 0 3  
MONTH TO DATE 35 40 -5 15  
SINCE SEP 1 35 40 -5 15  
SINCE JUL 1 57 68 -11 20  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 53 41 12 45  
SINCE SEP 1 53 41 12 45  
SINCE JAN 1 547 606 -59 692    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 6.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 500 AM  
LOWEST 46 300 PM  
AVERAGE 68  
   
......................................................
 
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 88 1955  
MINIMUM TEMPERATURE (F) 52 36 1964  
2007  
 
SUNRISE AND SUNSET  
SEPTEMBER 16 2023.....SUNRISE 717 AM EDT SUNSET 745 PM EDT  
SEPTEMBER 17 2023.....SUNRISE 718 AM EDT SUNSET 743 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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