182
CDUS45 KTFX 300732
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
132 AM MDT TUE SEP 30 2025
...............................
..THE GREAT FALLS MT CLIMATE SUMMARY FOR SEPTEMBER 29 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 87 325 PM 91 1967 66 21 83
MINIMUM 43 436 AM 21 1985 39 4 42
AVERAGE 65 52 13 63
PRECIPITATION (IN)
YESTERDAY 0.00 0.60 2019 0.04 -0.04 0.00
MONTH TO DATE 0.28 1.29 -1.01 1.80
SINCE OCT 1 11.41 14.72 -3.31 14.85
SINCE JAN 1 10.33 12.44 -2.11 12.75
SNOWFALL (IN)
YESTERDAY 0.0 9.6 2019 0.0 0.0 0.0
MONTH TO DATE 0.0 0.7 -0.7 0.0
SINCE SEP 1 0.0 0.7 -0.7 0.0
SINCE JUL 1 0.0 1.0 -1.0 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 13 -13 2
MONTH TO DATE 67 244 -177 106
SINCE SEP 1 67 244 -177 106
SINCE JUL 1 110 358 -248 157
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 34 24 10 59
SINCE SEP 1 34 24 10 59
SINCE JAN 1 333 307 26 383
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WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 6.9
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 300 AM
LOWEST 20 300 PM
AVERAGE 47
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THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 91 1992
MINIMUM TEMPERATURE (F) 39 12 2019
SUNRISE AND SUNSET
SEPTEMBER 30 2025.....SUNRISE 724 AM MDT SUNSET 706 PM MDT
OCTOBER 1 2025.......SUNRISE 725 AM MDT SUNSET 704 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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