240  
CDUS45 KTFX 150731  
CLIBZN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
131 AM MDT FRI MAY 15 2026  
   
...............................  
 
   
..THE BOZEMAN/GALLATIN FIELD MT CLIMATE SUMMARY FOR MAY 14 2026  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1935 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 69 136 PM 83 1987 65 4 48  
MINIMUM 40 437 AM 23 2004 37 3 41  
AVERAGE 55 51 4 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.59 1998 0.06 -0.06 0.13  
MONTH TO DATE 0.06 0.79 -0.73 1.09  
SINCE OCT 1 5.81 6.54 -0.73 7.76  
SINCE JAN 1 2.74 4.26 -1.52 5.97  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE MAR 1 12.4  
SINCE JUL 1 20.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 14 -4 20  
MONTH TO DATE 173 230 -57 158  
SINCE MAR 1 1554 1875 -321 1659  
SINCE JUL 1 6091 7852 -1761 7361  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 2 0 2 0  
SINCE MAR 1 2 0 2 0  
SINCE JAN 1 2 0 2 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 10.8  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 55 1200 AM  
LOWEST 17 200 PM  
AVERAGE 36  
   
......................................................  
 
THE BOZEMAN/GALLATIN FIELD MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 87 1987  
MINIMUM TEMPERATURE (F) 38 24 1986  
 
SUNRISE AND SUNSET  
MAY 15 2026...........SUNRISE 553 AM MDT SUNSET 850 PM MDT  
MAY 16 2026...........SUNRISE 552 AM MDT SUNSET 851 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab MT Page
Main Text Page