212
CDUS45 KTFX 172240
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT SUN AUG 17 2025
...............................
..THE HELENA MT CLIMATE SUMMARY FOR AUGUST 17 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 76 1225 PM 102 2023 85 -9 89
MINIMUM 58 310 AM 38 1985 53 5 53
2002
AVERAGE 67 69 -2 71
PRECIPITATION (IN)
TODAY 0.14 0.74 2021 0.03 0.11 0.00
MONTH TO DATE 1.36 0.59 0.77 0.31
SINCE OCT 1 10.72 9.99 0.73 8.89
SINCE JAN 1 9.96 8.16 1.80 7.37
DEGREE DAYS
HEATING
TODAY 0 1 -1 0
MONTH TO DATE 11 8 3 0
SINCE JUN 1 134 175 -41 88
SINCE JUL 1 23 31 -8 2
COOLING
TODAY 2 5 -3 6
MONTH TO DATE 91 108 -17 102
SINCE JUN 1 331 350 -19 453
SINCE JAN 1 356 357 -1 453
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 3.5
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 300 AM
LOWEST 45 1200 PM
AVERAGE 71
......................................................
THE HELENA MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 100 2001
MINIMUM TEMPERATURE (F) 53 39 1954
1995
SUNRISE AND SUNSET
AUGUST 17 2025........SUNRISE 629 AM MDT SUNSET 834 PM MDT
AUGUST 18 2025........SUNRISE 631 AM MDT SUNSET 832 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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