325  
CDUS43 KDTX 210639  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
139 AM EST SUN JAN 21 2024  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR JANUARY 20 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1912 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 21 535 PM 53 1921 29 -8 39  
MINIMUM -1 606 AM -13 1994 16 -17 29  
AVERAGE 10 22 -12 34  
 
PRECIPITATION (IN)  
YESTERDAY T 1.42 1974 0.06 -0.06 0.06  
MONTH TO DATE 1.16 1.31 -0.15 1.37  
SINCE DEC 1 2.89 3.16 -0.27 2.36  
SINCE JAN 1 1.16 1.31 -0.15 1.37  
 
SNOWFALL (IN)  
YESTERDAY T 3.0 1982 0.4 -0.4 0.3  
MONTH TO DATE 11.6 8.9 2.7 0.6  
SINCE DEC 1 13.7 20.7 -7.0 5.7  
SINCE JUL 1 15.2 24.2 -9.0 10.5  
SNOW DEPTH 6  
 
DEGREE DAYS  
HEATING  
YESTERDAY 55 43 12 31  
MONTH TO DATE 823 830 -7 618  
SINCE DEC 1 1655 1949 -294 1679  
SINCE JUL 1 2903 3340 -437 2952  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 9.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 900 PM  
LOWEST 59 400 PM  
AVERAGE 70  
   
......................................................
 
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 29 57 1916  
MINIMUM TEMPERATURE (F) 15 -13 1984  
 
SUNRISE AND SUNSET  
JANUARY 21 2024.......SUNRISE 803 AM EST SUNSET 533 PM EST  
JANUARY 22 2024.......SUNRISE 802 AM EST SUNSET 534 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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