595
CDUS45 KTFX 180732
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
132 AM MDT MON AUG 18 2025
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..THE GREAT FALLS MT CLIMATE SUMMARY FOR AUGUST 17 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1886 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
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TEMPERATURE (F)
YESTERDAY
MAXIMUM 82 115 PM 101 2023 83 -1 88
MINIMUM 53 446 AM 36 2002 50 3 47
AVERAGE 68 67 1 68
PRECIPITATION (IN)
YESTERDAY 0.01 0.91 2021 0.04 -0.03 0.00
MONTH TO DATE 0.42 0.61 -0.19 0.44
SINCE OCT 1 10.94 12.82 -1.88 12.83
SINCE JAN 1 9.86 10.54 -0.68 10.73
SNOWFALL (IN)
YESTERDAY 0.0 T 2019 0.0 0.0 0.0
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE JUN 1 0.0 0.4 -0.4 T
SINCE JUL 1 0.0 0.1 -0.1 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 9 22 -13 15
SINCE JUN 1 182 263 -81 225
SINCE JUL 1 39 70 -31 33
COOLING
YESTERDAY 3 4 -1 3
MONTH TO DATE 74 84 -10 65
SINCE JUN 1 237 244 -7 280
SINCE JAN 1 251 247 4 280
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WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 9.1
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 300 AM
LOWEST 33 100 PM
AVERAGE 59
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THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 101 1964
MINIMUM TEMPERATURE (F) 50 40 1987
SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE 626 AM MDT SUNSET 831 PM MDT
AUGUST 19 2025........SUNRISE 627 AM MDT SUNSET 830 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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