451  
CDUS45 KTFX 160941  
CLIBZN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
341 AM MDT WED AUG 16 2017  
 
   
...............................
 
 
 
...THE BOZEMAN/GALLATIN FIELD MT CLIMATE SUMMARY FOR AUGUST 15 2017...  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1935 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 534 PM 99 2003 88 -8 89  
MINIMUM 48 553 AM 35 1944 50 -2 47  
AVERAGE 64 69 -5 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.79 1987 0.03 -0.03 0.00  
MONTH TO DATE 0.12 0.50 -0.38 0.12  
SINCE OCT 1 11.70 12.30 -0.60 10.65  
SINCE JAN 1 8.37 9.92 -1.55 7.80  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 1999 0.0 0.0 0.0  
1994  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 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 1 1 0 0  
MONTH TO DATE 6 9 -3 13  
SINCE JUN 1 170 178 -8 154  
SINCE JUL 1 6 37 -31 55  
 
COOLING  
YESTERDAY 0 5 -5 3  
MONTH TO DATE 28 85 -57 25  
SINCE JUN 1 249 289 -40 195  
SINCE JAN 1 249 293 -44 195    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 4.7  
 
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93  
LOWEST 15  
AVERAGE 54  
   
......................................................
 
 
 
THE BOZEMAN/GALLATIN FIELD MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 98 1973  
MINIMUM TEMPERATURE (F) 50 39 1999  
 
 
SUNRISE AND SUNSET  
AUGUST 16 2017........SUNRISE 626 AM MDT SUNSET 830 PM MDT  
AUGUST 17 2017........SUNRISE 627 AM MDT SUNSET 829 PM MDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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