195
CDUS45 KTFX 170833
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
133 AM MST WED DEC 17 2025
...............................
..THE GREAT FALLS MT CLIMATE SUMMARY FOR DECEMBER 16 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 55 1205 AM 63 1980 35 20 35
MINIMUM 37 1127 PM -36 1964 16 21 17
AVERAGE 46 26 20 26
PRECIPITATION (IN)
YESTERDAY 0.00 0.61 1929 0.02 -0.02 T
MONTH TO DATE 0.23 0.27 -0.04 T
SINCE OCT 1 1.69 2.02 -0.33 0.60
SINCE JAN 1 12.02 14.50 -2.48 13.35
SNOWFALL (IN)
YESTERDAY 0.0 8.5 1929 0.3 -0.3 T
MONTH TO DATE 2.6 4.6 -2.0 T
SINCE DEC 1 2.6 4.6 -2.0 T
SINCE JUL 1 10.7 20.1 -9.4 2.7
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 19 40 -21 39
MONTH TO DATE 483 607 -124 470
SINCE DEC 1 483 607 -124 470
SINCE JUL 1 1911 2547 -636 2039
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 45 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 62 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 25.8
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 64 600 PM
LOWEST 33 1200 PM
AVERAGE 49
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THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 59 1976
MINIMUM TEMPERATURE (F) 16 -27 1924
1983
SUNRISE AND SUNSET
DECEMBER 17 2025......SUNRISE 808 AM MST SUNSET 435 PM MST
DECEMBER 18 2025......SUNRISE 809 AM MST SUNSET 436 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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