521  
CDUS45 KTFX 210915  
CLISDY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
200 AM MT AUG 21 2021  
   
...............................
 
 
   
..THE SIDNEY APT CLIMATE SUMMARY FOR 20 AUG 2021
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1954 TO 2021  
 
WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST  
VALUE VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 59 98 2020 86 -27 98  
MINIMUM 50 42 2021 55 -5 62  
AVERAGE 55 71 -16 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 0.10 2010 0.03 0.03 0.00  
MONTH TO DATE 0.09 0.78 -0.69 MM  
SINCE OCT 1 MM 3.30 MM MM  
SINCE JAN 1 MM 10.52 MM MM  
 
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 0 10 0  
MONTH TO DATE 14 0 14 MM  
SINCE JAN 1 4742 4345 397 MM  
SINCE JUL 1 14 0 14 MM  
 
COOLING  
YESTERDAY 0 0 0 15  
MONTH TO DATE 152 64 88 MM  
SINCE JAN 1 700 215 485 MM  
SINCE JUL 1 700 215 485 MM  
   
..............................................................
 
 
WIND (MPH)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 10.7  
 
- INDICATES NEGATIVE NUMBERS.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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