026
CDUS45 KTFX 110738
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
138 AM MDT THU SEP 11 2025
...............................
..THE GREAT FALLS MT CLIMATE SUMMARY FOR SEPTEMBER 10 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
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 81 444 PM 91 1935 74 7 69
1966
MINIMUM 52 536 AM 29 1921 44 8 42
AVERAGE 67 59 8 56
PRECIPITATION (IN)
YESTERDAY 0.02 0.59 1988 0.05 -0.03 0.02
MONTH TO DATE 0.03 0.47 -0.44 0.05
SINCE OCT 1 11.16 13.90 -2.74 13.10
SINCE JAN 1 10.08 11.62 -1.54 11.00
SNOWFALL (IN)
YESTERDAY 0.0 3.0 1921 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 0 7 -7 9
MONTH TO DATE 23 58 -35 10
SINCE SEP 1 23 58 -35 10
SINCE JUL 1 66 172 -106 61
COOLING
YESTERDAY 2 1 1 0
MONTH TO DATE 26 14 12 43
SINCE SEP 1 26 14 12 43
SINCE JAN 1 325 297 28 367
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WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 5.9
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 100 AM
LOWEST 24 300 PM
AVERAGE 54
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THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 93 1919
MINIMUM TEMPERATURE (F) 44 29 1921
1989
SUNRISE AND SUNSET
SEPTEMBER 11 2025.....SUNRISE 658 AM MDT SUNSET 745 PM MDT
SEPTEMBER 12 2025.....SUNRISE 659 AM MDT SUNSET 743 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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