373
CDUS45 KTFX 130839
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
139 AM MST SAT DEC 13 2025
...............................
..THE HELENA MT CLIMATE SUMMARY FOR DECEMBER 12 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 23 1159 PM 62 1921 33 -10 36
2014
MINIMUM 13 1007 AM -23 1917 15 -2 23
1922
AVERAGE 18 24 -6 30
PRECIPITATION (IN)
YESTERDAY 0.21 0.60 1937 0.01 0.20 0.00
MONTH TO DATE 0.41 0.18 0.23 0.07
SINCE OCT 1 2.22 1.55 0.67 0.53
SINCE JAN 1 13.44 11.12 2.32 9.58
SNOWFALL (IN)
YESTERDAY MM 5.8 2016 0.2 MM 0.0
MONTH TO DATE 0.9 2.8 -1.9 1.0
SINCE DEC 1 0.9 2.8 -1.9 1.0
SINCE JUL 1 8.1 11.5 -3.4 3.3
SNOW DEPTH 1
DEGREE DAYS
HEATING
YESTERDAY 47 41 6 35
MONTH TO DATE 348 475 -127 360
SINCE DEC 1 348 475 -127 360
SINCE JUL 1 1820 2317 -497 1743
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 467 433 34 590
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 3.2
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LT FREEZING RAIN
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 500 AM
LOWEST 76 100 PM
AVERAGE 82
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THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 33 58 1924
MINIMUM TEMPERATURE (F) 14 -22 1919
SUNRISE AND SUNSET
DECEMBER 13 2025......SUNRISE 804 AM MST SUNSET 441 PM MST
DECEMBER 14 2025......SUNRISE 805 AM MST SUNSET 441 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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