904
CDUS45 KTFX 112240
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT MON AUG 11 2025
...............................
..THE HELENA MT CLIMATE SUMMARY FOR AUGUST 11 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 82 243 PM 98 2018 87 -5 83
MINIMUM 57 537 AM 40 1947 54 3 52
1977
1997
AVERAGE 70 70 0 68
PRECIPITATION (IN)
TODAY 0.00 0.99 2019 0.04 -0.04 0.00
MONTH TO DATE 0.37 0.39 -0.02 0.25
SINCE OCT 1 9.73 9.79 -0.06 8.83
SINCE JAN 1 8.97 7.96 1.01 7.31
DEGREE DAYS
HEATING
TODAY 0 1 -1 0
MONTH TO DATE 11 2 9 0
SINCE JUN 1 134 169 -35 88
SINCE JUL 1 23 25 -2 2
COOLING
TODAY 5 6 -1 3
MONTH TO DATE 40 76 -36 76
SINCE JUN 1 280 318 -38 427
SINCE JAN 1 305 325 -20 427
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 5.4
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 500 AM
LOWEST 34 300 PM
AVERAGE 54
......................................................
THE HELENA MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 103 1940
MINIMUM TEMPERATURE (F) 54 41 1987
SUNRISE AND SUNSET
AUGUST 11 2025........SUNRISE 622 AM MDT SUNSET 844 PM MDT
AUGUST 12 2025........SUNRISE 623 AM MDT SUNSET 842 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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