814
CDUS45 KTFX 160842
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
142 AM MST TUE DEC 16 2025
...............................
..THE HELENA MT CLIMATE SUMMARY FOR DECEMBER 15 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 58R 225 PM 57 1980 32 26 39
MINIMUM 28 839 AM -25 1924 14 14 30
AVERAGE 43 23 20 35
PRECIPITATION (IN)
YESTERDAY 0.00 0.45 2016 0.01 -0.01 0.14
MONTH TO DATE 0.41 0.22 0.19 0.21
SINCE OCT 1 2.22 1.59 0.63 0.67
SINCE JAN 1 13.44 11.16 2.28 9.72
SNOWFALL (IN)
YESTERDAY 0.0 6.0 2016 0.2 -0.2 0.5
MONTH TO DATE 0.9 3.5 -2.6 1.5
SINCE DEC 1 0.9 3.5 -2.6 1.5
SINCE JUL 1 8.1 12.2 -4.1 3.8
SNOW DEPTH 1
DEGREE DAYS
HEATING
YESTERDAY 22 42 -20 30
MONTH TO DATE 450 601 -151 447
SINCE DEC 1 450 601 -151 447
SINCE JUL 1 1922 2443 -521 1830
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 32 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 7.4
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 300 AM
LOWEST 37 300 PM
AVERAGE 59
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THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 32 60 1942
MINIMUM TEMPERATURE (F) 14 -36 1964
SUNRISE AND SUNSET
DECEMBER 16 2025......SUNRISE 806 AM MST SUNSET 441 PM MST
DECEMBER 17 2025......SUNRISE 807 AM MST SUNSET 442 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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