158
CDUS45 KTFX 170834
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
134 AM MST TUE DEC 17 2024
...............................
..THE HELENA MT CLIMATE SUMMARY FOR DECEMBER 16 2024
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 32 441 PM 60 1942 32 0 43
MINIMUM 24 310 AM -36 1964 14 10 20
AVERAGE 28 23 5 32
PRECIPITATION (IN)
YESTERDAY 0.01 0.32 1963 0.02 -0.01 0.00
MONTH TO DATE 0.22 0.24 -0.02 0.03
SINCE OCT 1 0.68 1.61 -0.93 1.52
SINCE JAN 1 9.73 11.18 -1.45 12.48
SNOWFALL (IN)
YESTERDAY 0.2 5.3 1929 0.3 -0.1 0.0
MONTH TO DATE 1.7 3.8 -2.1 0.1
SINCE DEC 1 1.7 3.8 -2.1 0.1
SINCE JUL 1 4.0 12.5 -8.5 14.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 37 42 -5 33
MONTH TO DATE 484 643 -159 478
SINCE DEC 1 484 643 -159 478
SINCE JUL 1 1867 2485 -618 2039
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 590 433 157 588
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 2.2
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 800 PM
LOWEST 58 200 AM
AVERAGE 75
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THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 32 58 1998
MINIMUM TEMPERATURE (F) 14 -38 1964
SUNRISE AND SUNSET
DECEMBER 17 2024......SUNRISE 807 AM MST SUNSET 442 PM MST
DECEMBER 18 2024......SUNRISE 808 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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