804
CDUS45 KTFX 110750
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
150 AM MDT FRI SEP 11 2026
...............................
..THE GREAT FALLS MT CLIMATE SUMMARY FOR SEPTEMBER 10 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1886 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 84 226 PM 91 1935 74 10 81
1966
MINIMUM 51 1159 PM 29 1921 44 7 52
AVERAGE 68 59 9 67
PRECIPITATION (IN)
YESTERDAY T 0.59 1988 0.05 -0.05 0.02
MONTH TO DATE 0.51 0.47 0.04 0.03
SINCE OCT 1 16.31 13.90 2.41 11.16
SINCE JAN 1 14.47 11.62 2.85 10.08
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 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 7 -7 0
MONTH TO DATE 29 58 -29 23
SINCE SEP 1 29 58 -29 23
SINCE JUL 1 91 172 -81 66
COOLING
YESTERDAY 3 1 2 2
MONTH TO DATE 8 14 -6 26
SINCE SEP 1 8 14 -6 26
SINCE JAN 1 378 297 81 325
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WIND (MPH)
HIGHEST WIND SPEED 41 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 54 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 18.9
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77 1000 PM
LOWEST 16 400 PM
AVERAGE 47
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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 2026.....SUNRISE 658 AM MDT SUNSET 745 PM MDT
SEPTEMBER 12 2026.....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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