297
CDUS45 KTFX 112240
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT TUE AUG 11 2026
...............................
..THE HELENA MT CLIMATE SUMMARY FOR AUGUST 11 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 91 250 PM 98 2018 87 4 85
MINIMUM 53 438 AM 40 1947 54 -1 57
1977
1997
AVERAGE 72 70 2 71
PRECIPITATION (IN)
TODAY 0.00 0.99 2019 0.04 -0.04 0.00
MONTH TO DATE 0.00 0.39 -0.39 0.37
SINCE OCT 1 11.14 9.79 1.35 9.73
SINCE JAN 1 8.47 7.96 0.51 8.97
DEGREE DAYS
HEATING
TODAY 0 1 -1 0
MONTH TO DATE 7 2 5 11
SINCE JUN 1 181 169 12 134
SINCE JUL 1 14 25 -11 23
COOLING
TODAY 7 6 1 6
MONTH TO DATE 77 76 1 41
SINCE JUN 1 367 318 49 281
SINCE JAN 1 387 325 62 306
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 3.9
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 52 500 AM
LOWEST 10 300 PM
AVERAGE 31
......................................................
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 2026........SUNRISE 621 AM MDT SUNSET 844 PM MDT
AUGUST 12 2026........SUNRISE 623 AM MDT SUNSET 843 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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