957  
CDUS43 KDTX 180543  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
143 AM EDT MON SEP 18 2023  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR SEPTEMBER 17 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 70 410 PM 90 1955 73 -3 83  
MINIMUM 55 1159 PM 33 1959 51 4 62  
AVERAGE 63 62 1 73  
 
PRECIPITATION (IN)  
YESTERDAY T 2.45 1987 0.10 -0.10 T  
MONTH TO DATE 0.75 1.57 -0.82 1.75  
SINCE SEP 1 0.75 1.57 -0.82 1.75  
SINCE JAN 1 27.73 23.84 3.89 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 2 5 -3 0  
MONTH TO DATE 39 49 -10 15  
SINCE SEP 1 39 49 -10 15  
SINCE JUL 1 61 77 -16 20  
 
COOLING  
YESTERDAY 0 2 -2 8  
MONTH TO DATE 53 45 8 59  
SINCE SEP 1 53 45 8 59  
SINCE JAN 1 547 610 -63 706    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 6.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 600 AM  
LOWEST 54 400 PM  
AVERAGE 74  
   
......................................................
 
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 90 1955  
MINIMUM TEMPERATURE (F) 51 34 1916  
1943  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2023.....SUNRISE 719 AM EDT SUNSET 741 PM EDT  
SEPTEMBER 19 2023.....SUNRISE 720 AM EDT SUNSET 740 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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