838
CDUS45 KTFX 220736
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
136 AM MDT MON SEP 22 2025
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..THE GREAT FALLS MT CLIMATE SUMMARY FOR SEPTEMBER 21 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 86 205 PM 90 1917 70 16 65
MINIMUM 51 1159 PM 20 1995 41 10 35
AVERAGE 69 56 13 50
PRECIPITATION (IN)
YESTERDAY 0.02 1.39 1945 0.04 -0.02 0.00
MONTH TO DATE 0.28 0.94 -0.66 1.80
SINCE OCT 1 11.41 14.37 -2.96 14.85
SINCE JAN 1 10.33 12.09 -1.76 12.75
SNOWFALL (IN)
YESTERDAY 0.0 2.6 1968 0.0 0.0 0.0
MONTH TO DATE 0.0 0.3 -0.3 0.0
SINCE SEP 1 0.0 0.3 -0.3 0.0
SINCE JUL 1 0.0 0.6 -0.6 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 10 -10 15
MONTH TO DATE 46 151 -105 91
SINCE SEP 1 46 151 -105 91
SINCE JUL 1 89 265 -176 142
COOLING
YESTERDAY 4 0 4 0
MONTH TO DATE 32 24 8 43
SINCE SEP 1 32 24 8 43
SINCE JAN 1 331 307 24 367
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WIND (MPH)
HIGHEST WIND SPEED 36 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 12.7
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77 1000 PM
LOWEST 18 200 PM
AVERAGE 48
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THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 91 1938
MINIMUM TEMPERATURE (F) 41 24 1934
2000
SUNRISE AND SUNSET
SEPTEMBER 22 2025.....SUNRISE 713 AM MDT SUNSET 722 PM MDT
SEPTEMBER 23 2025.....SUNRISE 714 AM MDT SUNSET 720 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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