568
CDUS45 KTFX 100844
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
144 AM MST WED DEC 10 2025
...............................
..THE GREAT FALLS MT CLIMATE SUMMARY FOR DECEMBER 9 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
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TEMPERATURE (F)
YESTERDAY
MAXIMUM 51 348 AM 62 1957 36 15 39
1979
MINIMUM 28 1002 PM -38 1919 17 11 18
AVERAGE 40 27 13 29
PRECIPITATION (IN)
YESTERDAY 0.00 0.38 1892 0.01 -0.01 0.00
MONTH TO DATE 0.18 0.15 0.03 T
SINCE OCT 1 1.64 1.90 -0.26 0.60
SINCE JAN 1 11.97 14.38 -2.41 13.35
SNOWFALL (IN)
YESTERDAY 0.0 5.0 1892 0.3 -0.3 0.0
MONTH TO DATE 2.0 2.6 -0.6 T
SINCE DEC 1 2.0 2.6 -0.6 T
SINCE JUL 1 10.1 18.1 -8.0 2.7
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 25 38 -13 36
MONTH TO DATE 289 334 -45 257
SINCE DEC 1 289 334 -45 257
SINCE JUL 1 1717 2274 -557 1826
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 46 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 63 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 18.1
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 1100 AM
LOWEST 41 500 PM
AVERAGE 59
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THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 67 1939
MINIMUM TEMPERATURE (F) 17 -22 2000
SUNRISE AND SUNSET
DECEMBER 10 2025......SUNRISE 802 AM MST SUNSET 434 PM MST
DECEMBER 11 2025......SUNRISE 803 AM MST SUNSET 434 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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