022
CDUS45 KTFX 120833
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
133 AM MST TUE DEC 12 2023
...............................
..THE HELENA MT CLIMATE SUMMARY FOR DECEMBER 11 2023
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 39 135 PM 59 2004 33 6 40
MINIMUM 29 1159 PM -22 1922 15 14 23
1961
AVERAGE 34 24 10 32
PRECIPITATION (IN)
YESTERDAY 0.03 0.78 1917 0.01 0.02 T
MONTH TO DATE 0.03 0.17 -0.14 0.23
SINCE OCT 1 1.52 1.54 -0.02 2.95
SINCE JAN 1 12.48 11.11 1.37 11.04
SNOWFALL (IN)
YESTERDAY MM 11.0 1917 0.3 MM T
MONTH TO DATE T 2.6 -2.6 3.5
SINCE DEC 1 T 2.6 -2.6 3.5
SINCE JUL 1 13.9 11.3 2.6 16.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 31 41 -10 33
MONTH TO DATE 283 434 -151 460
SINCE DEC 1 283 434 -151 460
SINCE JUL 1 1844 2276 -432 2330
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 588 433 155 751
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 4.5
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 1000 AM
LOWEST 73 100 AM
AVERAGE 81
......................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 33 62 1921
2014
MINIMUM TEMPERATURE (F) 15 -23 1917
1922
SUNRISE AND SUNSET
DECEMBER 12 2023......SUNRISE 803 AM MST SUNSET 440 PM MST
DECEMBER 13 2023......SUNRISE 804 AM MST SUNSET 440 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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