548
CDUS45 KTFX 160736
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
136 AM MDT SUN AUG 16 2026
...............................
..THE HELENA MT CLIMATE SUMMARY FOR AUGUST 15 2026
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)
YESTERDAY
MAXIMUM 75 438 PM 102 2023 85 -10 92
MINIMUM 57 658 AM 40 1944 53 4 54
AVERAGE 66 69 -3 73
PRECIPITATION (IN)
YESTERDAY 0.19 0.67 1960 0.03 0.16 0.00
MONTH TO DATE 0.57 0.52 0.05 0.37
SINCE OCT 1 11.71 9.92 1.79 9.73
SINCE JAN 1 9.04 8.09 0.95 8.97
SNOWFALL (IN)
YESTERDAY 0.0 T 1955 0.0 0.0 0.0
1995
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE JUN 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 0.0 0.1 -0.1 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 11 6 5 11
SINCE JUN 1 185 173 12 134
SINCE JUL 1 18 29 -11 23
COOLING
YESTERDAY 1 5 -4 8
MONTH TO DATE 81 98 -17 81
SINCE JUN 1 371 340 31 321
SINCE JAN 1 391 347 44 346
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WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 3.3
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 400 AM
LOWEST 38 400 PM
AVERAGE 61
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THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 99 2022
MINIMUM TEMPERATURE (F) 53 42 1905
1954
SUNRISE AND SUNSET
AUGUST 16 2026........SUNRISE 628 AM MDT SUNSET 836 PM MDT
AUGUST 17 2026........SUNRISE 629 AM MDT SUNSET 834 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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