932
CDUS45 KTFX 182340
CLIDLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MST THU DEC 18 2025
...............................
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR DECEMBER 18 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1929 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 34 259 PM 58 1979 30 4 48
MINIMUM 25 443 AM -16 1983 11 14 25
AVERAGE 30 20 10 37
PRECIPITATION (IN)
TODAY 0.00 0.07 1952 0.01 -0.01 0.00
MONTH TO DATE T 0.17 -0.17 T
SINCE OCT 1 0.17 1.26 -1.09 0.28
SINCE JAN 1 3.97 9.74 -5.77 3.60
DEGREE DAYS
HEATING
TODAY 35 45 -10 28
MONTH TO DATE 465 783 -318 616
SINCE DEC 1 465 783 -318 616
SINCE JUL 1 2070 3015 -945 2434
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 136 117 19 189
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 12.1
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 53
LOWEST 41
AVERAGE 47
......................................................
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 30 52 1979
MINIMUM TEMPERATURE (F) 11 -22 1990
SUNRISE AND SUNSET
DECEMBER 18 2025......SUNRISE 805 AM MST SUNSET 449 PM MST
DECEMBER 19 2025......SUNRISE 805 AM MST SUNSET 450 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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