283
CDUS45 KTFX 150836
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
136 AM MST SUN DEC 15 2024
...............................
..THE HELENA MT CLIMATE SUMMARY FOR DECEMBER 14 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 51 258 PM 63 1924 32 19 32
MINIMUM 31 224 AM -20 1926 14 17 10
AVERAGE 41 23 18 21
PRECIPITATION (IN)
YESTERDAY 0.00 0.25 2015 0.01 -0.01 0.00
MONTH TO DATE 0.07 0.21 -0.14 0.03
SINCE OCT 1 0.53 1.58 -1.05 1.52
SINCE JAN 1 9.58 11.15 -1.57 12.48
SNOWFALL (IN)
YESTERDAY 0.0 4.0 2015 0.3 -0.3 0.0
MONTH TO DATE 1.0 3.3 -2.3 0.1
SINCE DEC 1 1.0 3.3 -2.3 0.1
SINCE JUL 1 3.3 12.0 -8.7 14.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 24 42 -18 44
MONTH TO DATE 417 559 -142 407
SINCE DEC 1 417 559 -142 407
SINCE JUL 1 1800 2401 -601 1968
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 21 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 6.9
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 69 1100 PM
LOWEST 39 200 PM
AVERAGE 54
......................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 32 57 1980
MINIMUM TEMPERATURE (F) 14 -25 1924
SUNRISE AND SUNSET
DECEMBER 15 2024......SUNRISE 806 AM MST SUNSET 441 PM MST
DECEMBER 16 2024......SUNRISE 807 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.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page