374
CDUS45 KTFX 130839
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
139 AM MST SAT DEC 13 2025
...............................
..THE GREAT FALLS MT CLIMATE SUMMARY FOR DECEMBER 12 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1886 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 6 1118 PM 63 2014 36 -30 46
MINIMUM 3 527 AM -32 1922 17 -14 23
AVERAGE 5 26 -21 35
PRECIPITATION (IN)
YESTERDAY 0.03 0.55 1937 0.01 0.02 0.00
MONTH TO DATE 0.23 0.20 0.03 T
SINCE OCT 1 1.69 1.95 -0.26 0.60
SINCE JAN 1 12.02 14.43 -2.41 13.35
SNOWFALL (IN)
YESTERDAY 0.4 14.0 1932 0.3 0.1 0.0
MONTH TO DATE 2.6 3.5 -0.9 T
SINCE DEC 1 2.6 3.5 -0.9 T
SINCE JUL 1 10.7 19.0 -8.3 2.7
SNOW DEPTH T
DEGREE DAYS
HEATING
YESTERDAY 60 39 21 30
MONTH TO DATE 403 450 -47 348
SINCE DEC 1 403 450 -47 348
SINCE JUL 1 1831 2390 -559 1917
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 333 310 23 385
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 6.9
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 500 PM
LOWEST 76 400 AM
AVERAGE 82
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THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 59 1921
MINIMUM TEMPERATURE (F) 17 -29 1922
SUNRISE AND SUNSET
DECEMBER 13 2025......SUNRISE 805 AM MST SUNSET 435 PM MST
DECEMBER 14 2025......SUNRISE 806 AM MST SUNSET 435 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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