424
CDUS45 KTFX 160837
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
137 AM MST MON DEC 16 2024
...............................
..THE HELENA MT CLIMATE SUMMARY FOR DECEMBER 15 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 39 238 PM 57 1980 32 7 37
MINIMUM 30 458 PM -25 1924 14 16 16
AVERAGE 35 23 12 27
PRECIPITATION (IN)
YESTERDAY 0.14 0.45 2016 0.01 0.13 0.00
MONTH TO DATE 0.21 0.22 -0.01 0.03
SINCE OCT 1 0.67 1.59 -0.92 1.52
SINCE JAN 1 9.72 11.16 -1.44 12.48
SNOWFALL (IN)
YESTERDAY 0.5 6.0 2016 0.2 0.3 0.0
MONTH TO DATE 1.5 3.5 -2.0 0.1
SINCE DEC 1 1.5 3.5 -2.0 0.1
SINCE JUL 1 3.8 12.2 -8.4 14.0
SNOW DEPTH T
DEGREE DAYS
HEATING
YESTERDAY 30 42 -12 38
MONTH TO DATE 447 601 -154 445
SINCE DEC 1 447 601 -154 445
SINCE JUL 1 1830 2443 -613 2006
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 23 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 11.1
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 500 AM
LOWEST 50 300 PM
AVERAGE 73
......................................................
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 2024......SUNRISE 807 AM MST SUNSET 441 PM MST
DECEMBER 17 2024......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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