334
CDUS45 KTFX 200842
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
142 AM MST WED DEC 20 2023
...............................
..THE HELENA MT CLIMATE SUMMARY FOR DECEMBER 19 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 49 220 PM 59 1941 32 17 -1
2004
MINIMUM 26 627 AM -30 1924 13 13 -7
AVERAGE 38 22 16 -4
PRECIPITATION (IN)
YESTERDAY 0.00 0.77 1925 0.01 -0.01 0.01
MONTH TO DATE 0.03 0.28 -0.25 0.41
SINCE OCT 1 1.52 1.65 -0.13 3.13
SINCE JAN 1 12.48 11.22 1.26 11.22
SNOWFALL (IN)
YESTERDAY 0.0 8.9 1925 0.2 -0.2 0.3
MONTH TO DATE 0.1 4.5 -4.4 5.8
SINCE DEC 1 0.1 4.5 -4.4 5.8
SINCE JUL 1 14.0 13.2 0.8 18.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 27 43 -16 69
MONTH TO DATE 572 770 -198 869
SINCE DEC 1 572 770 -198 869
SINCE JUL 1 2133 2612 -479 2739
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 7 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 1.9
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 78 200 AM
LOWEST 40 200 PM
AVERAGE 59
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THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 31 55 1900
MINIMUM TEMPERATURE (F) 13 -25 1990
SUNRISE AND SUNSET
DECEMBER 20 2023......SUNRISE 809 AM MST SUNSET 442 PM MST
DECEMBER 21 2023......SUNRISE 809 AM MST SUNSET 443 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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