988
CDUS45 KTFX 190837
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
137 AM MST FRI DEC 19 2025
...............................
..THE GREAT FALLS MT CLIMATE SUMMARY FOR DECEMBER 18 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 46 1158 PM 58 1917 35 11 53
1979
MINIMUM 15 230 AM -27 1924 16 -1 18
AVERAGE 31 25 6 36
PRECIPITATION (IN)
YESTERDAY 0.00 0.30 1990 0.02 -0.02 0.00
MONTH TO DATE 0.31 0.30 0.01 T
SINCE OCT 1 1.77 2.05 -0.28 0.60
SINCE JAN 1 12.10 14.53 -2.43 13.35
SNOWFALL (IN)
YESTERDAY 0.0 3.0 1990 0.3 -0.3 0.0
MONTH TO DATE 2.6 5.2 -2.6 T
SINCE DEC 1 2.6 5.2 -2.6 T
SINCE JUL 1 10.7 20.7 -10.0 2.7
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 34 40 -6 29
MONTH TO DATE 547 687 -140 542
SINCE DEC 1 547 687 -140 542
SINCE JUL 1 1975 2627 -652 2111
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 39 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 56 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 17.9
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 1200 AM
LOWEST 37 100 PM
AVERAGE 61
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THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 59 2004
MINIMUM TEMPERATURE (F) 15 -25 1990
SUNRISE AND SUNSET
DECEMBER 19 2025......SUNRISE 809 AM MST SUNSET 436 PM MST
DECEMBER 20 2025......SUNRISE 810 AM MST SUNSET 437 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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