909
CDUS45 KTFX 140731
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
131 AM MDT SUN SEP 14 2025
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..THE GREAT FALLS MT CLIMATE SUMMARY FOR SEPTEMBER 13 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 80 244 PM 89 1959 73 7 68
MINIMUM 42 612 AM 27 1915 44 -2 47
1921
2016
AVERAGE 61 58 3 58
PRECIPITATION (IN)
YESTERDAY T 0.54 2008 0.05 -0.05 0.28
MONTH TO DATE 0.06 0.60 -0.54 1.07
SINCE OCT 1 11.19 14.03 -2.84 14.12
SINCE JAN 1 10.11 11.75 -1.64 12.02
SNOWFALL (IN)
YESTERDAY 0.0 0.1 1986 0.0 0.0 0.0
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE SEP 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 0.0 0.4 -0.4 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 4 8 -4 7
MONTH TO DATE 33 80 -47 35
SINCE SEP 1 33 80 -47 35
SINCE JUL 1 76 194 -118 86
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 26 17 9 43
SINCE SEP 1 26 17 9 43
SINCE JAN 1 325 300 25 367
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WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 6.8
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 600 AM
LOWEST 24 300 PM
AVERAGE 59
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THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 92 1948
MINIMUM TEMPERATURE (F) 43 27 1970
SUNRISE AND SUNSET
SEPTEMBER 14 2025.....SUNRISE 702 AM MDT SUNSET 739 PM MDT
SEPTEMBER 15 2025.....SUNRISE 703 AM MDT SUNSET 737 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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