541
CDUS45 KTFX 120836
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
136 AM MST FRI DEC 12 2025
...............................
..THE HELENA MT CLIMATE SUMMARY FOR DECEMBER 11 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 59R 524 AM 59 2004 33 26 40
MINIMUM 21 1159 PM -22 1922 15 6 32
1961
AVERAGE 40 24 16 36
PRECIPITATION (IN)
YESTERDAY 0.06 0.78 1917 0.01 0.05 0.00
MONTH TO DATE 0.20 0.17 0.03 0.07
SINCE OCT 1 2.01 1.54 0.47 0.53
SINCE JAN 1 13.23 11.11 2.12 9.58
SNOWFALL (IN)
YESTERDAY T 11.0 1917 0.3 -0.3 0.0
MONTH TO DATE 0.9 2.6 -1.7 1.0
SINCE DEC 1 0.9 2.6 -1.7 1.0
SINCE JUL 1 8.1 11.3 -3.2 3.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 25 41 -16 29
MONTH TO DATE 301 434 -133 325
SINCE DEC 1 301 434 -133 325
SINCE JUL 1 1773 2276 -503 1708
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 40 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 64 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 15.9
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LT FREEZING RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 1100 PM
LOWEST 28 400 AM
AVERAGE 58
......................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 33 62 1921
2014
MINIMUM TEMPERATURE (F) 15 -23 1917
1922
SUNRISE AND SUNSET
DECEMBER 12 2025......SUNRISE 803 AM MST SUNSET 440 PM MST
DECEMBER 13 2025......SUNRISE 804 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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