500
CDUS45 KTFX 202240
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT MON OCT 20 2025
...............................
..THE GREAT FALLS MT CLIMATE SUMMARY FOR OCTOBER 20 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 55 148 PM 81 1974 55 0 74
MINIMUM 36 702 AM 16 1984 31 5 54
AVERAGE 46 43 3 64
PRECIPITATION (IN)
TODAY 0.05 0.53 1908 0.03 0.02 0.00
MONTH TO DATE 0.96 0.75 0.21 0.01
SINCE OCT 1 0.96 0.75 0.21 0.01
SINCE JAN 1 11.29 13.23 -1.94 12.76
DEGREE DAYS
HEATING
TODAY 19 22 -3 1
MONTH TO DATE 348 360 -12 180
SINCE SEP 1 418 618 -200 305
SINCE JUL 1 461 732 -271 356
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 2
SINCE SEP 1 34 25 9 61
SINCE JAN 1 333 308 25 385
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WIND (MPH)
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 12.7
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 600 AM
LOWEST 31 300 PM
AVERAGE 64
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THE GREAT FALLS MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 80 1897
1915
MINIMUM TEMPERATURE (F) 31 10 1930
SUNRISE AND SUNSET
OCTOBER 20 2025.......SUNRISE 752 AM MDT SUNSET 628 PM MDT
OCTOBER 21 2025.......SUNRISE 753 AM MDT SUNSET 626 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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