766
CDUS45 KTFX 280835
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
135 AM MST SUN DEC 28 2025
...............................
..THE HELENA MT CLIMATE SUMMARY FOR DECEMBER 27 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 41 312 AM 64 1980 31 10 43
MINIMUM -2 1159 PM -20 1916 12 -14 33
AVERAGE 20 22 -2 38
PRECIPITATION (IN)
YESTERDAY 0.08 0.48 1880 0.01 0.07 0.00
MONTH TO DATE 0.79 0.40 0.39 0.22
SINCE OCT 1 2.60 1.77 0.83 0.68
SINCE JAN 1 13.82 11.34 2.48 9.73
SNOWFALL (IN)
YESTERDAY 1.0 4.8 1880 0.3 0.7 0.0
MONTH TO DATE 3.4 6.7 -3.3 1.7
SINCE DEC 1 3.4 6.7 -3.3 1.7
SINCE JUL 1 10.6 15.4 -4.8 4.0
SNOW DEPTH T
DEGREE DAYS
HEATING
YESTERDAY 45 43 2 27
MONTH TO DATE 735 1114 -379 796
SINCE DEC 1 735 1114 -379 796
SINCE JUL 1 2207 2956 -749 2179
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 38 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 59 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 10.4
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY SNOW
SNOW
LIGHT SNOW
FOG
FOG W/VISIBILITY <= 1/4 MILE
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 300 AM
LOWEST 36 100 AM
AVERAGE 61
......................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 31 55 1897
MINIMUM TEMPERATURE (F) 12 -25 1880
1968
1983
SUNRISE AND SUNSET
DECEMBER 28 2025......SUNRISE 812 AM MST SUNSET 448 PM MST
DECEMBER 29 2025......SUNRISE 812 AM MST SUNSET 449 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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