552  
CDUS43 KDTX 010551  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
1251 AM EST SAT FEB 01 2020  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR JANUARY 31 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1898 TO 2020  
 
WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST  
VALUE (LST) VALUE FROM YEAR  
NORMAL    
...................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 33 356 PM 29 4 6  
MINIMUM 29 829 PM 15 14 -12  
AVERAGE 31 22 9 -3  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.05 -0.04 0.00  
MONTH TO DATE 2.43 1.71 0.72 1.30  
SINCE DEC 1 5.39 3.57 1.82 3.28  
SINCE JAN 1 2.43 1.71 0.72 1.30  
 
SNOWFALL (IN)  
YESTERDAY T 0.4 -0.4 0.0  
MONTH TO DATE 9.7 11.9 -2.2 13.3  
SINCE DEC 1 15.5 20.9 -5.4 15.1  
SINCE JUL 1 22.1 24.8 -2.7 27.6  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 34 43 -9 68  
MONTH TO DATE 1066 1324 -258 1376  
SINCE DEC 1 2065 2491 -426 2412  
SINCE JUL 1 3519 3964 -445 3937  
 
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 9 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 5.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 1000 AM  
LOWEST 69 300 AM  
AVERAGE 77  
   
......................................................
 
 
SUNRISE AND SUNSET  
FEBRUARY 1 2020......SUNRISE 753 AM EST SUNSET 547 PM EST  
FEBRUARY 2 2020......SUNRISE 752 AM EST SUNSET 549 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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