909
CDUS45 KTFX 302240
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT TUE SEP 30 2025
...............................
..THE GREAT FALLS MT CLIMATE SUMMARY FOR SEPTEMBER 30 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 74 257 PM 91 1992 65 9 62
MINIMUM 52 334 AM 12 2019 39 13 30
AVERAGE 63 52 11 46
PRECIPITATION (IN)
TODAY 0.00 1.34 2022 0.04 -0.04 0.00
MONTH TO DATE 0.28 1.33 -1.05 1.80
SINCE OCT 1 11.41 14.76 -3.35 14.85
SINCE JAN 1 10.33 12.48 -2.15 12.75
DEGREE DAYS
HEATING
TODAY 2 13 -11 19
MONTH TO DATE 69 257 -188 125
SINCE SEP 1 69 257 -188 125
SINCE JUL 1 112 371 -259 176
COOLING
TODAY 0 0 0 0
MONTH TO DATE 34 25 9 59
SINCE SEP 1 34 25 9 59
SINCE JAN 1 333 308 25 383
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 11.6
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 68 300 AM
LOWEST 29 300 PM
AVERAGE 49
......................................................
THE GREAT FALLS MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 91 1992
MINIMUM TEMPERATURE (F) 38 9 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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