166
CDUS45 KTFX 162340
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MST TUE DEC 16 2025
...............................
..THE GREAT FALLS MT CLIMATE SUMMARY FOR DECEMBER 16 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 55 1205 AM 63 1980 35 20 35
MINIMUM 45 920 AM -36 1964 16 29 17
AVERAGE 50 26 24 26
PRECIPITATION (IN)
TODAY 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
DEGREE DAYS
HEATING
TODAY 15 40 -25 39
MONTH TO DATE 479 607 -128 470
SINCE DEC 1 479 607 -128 470
SINCE JUL 1 1907 2547 -640 2039
COOLING
TODAY 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
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 45 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 62 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 30.9
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 61 300 AM
LOWEST 33 1200 PM
AVERAGE 47
......................................................
THE GREAT FALLS MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 59 1976
MINIMUM TEMPERATURE (F) 16 -27 1924
1983
SUNRISE AND SUNSET
DECEMBER 16 2025......SUNRISE 807 AM MST SUNSET 435 PM MST
DECEMBER 17 2025......SUNRISE 808 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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