739
CDUS45 KTFX 212240
CLIDLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT SUN SEP 21 2025
...............................
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR SEPTEMBER 21 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 79 146 PM 86 1987 68 11 61
MINIMUM 46 609 AM 24 1983 38 8 34
AVERAGE 63 53 10 48
PRECIPITATION (IN)
TODAY 0.00 0.71 1959 0.03 -0.03 0.00
MONTH TO DATE 0.11 0.63 -0.52 0.42
SINCE OCT 1 4.07 9.55 -5.48 3.75
SINCE JAN 1 3.79 8.20 -4.41 3.32
DEGREE DAYS
HEATING
TODAY 2 12 -10 17
MONTH TO DATE 90 187 -97 121
SINCE SEP 1 90 187 -97 121
SINCE JUL 1 162 342 -180 248
COOLING
TODAY 0 0 0 0
MONTH TO DATE 18 0 18 6
SINCE SEP 1 18 0 18 6
SINCE JAN 1 136 111 25 188
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 9.4
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 60
LOWEST 23
AVERAGE 42
......................................................
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 86 1987
MINIMUM TEMPERATURE (F) 38 24 2000
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 716 AM MDT SUNSET 729 PM MDT
SEPTEMBER 22 2025.....SUNRISE 718 AM MDT SUNSET 727 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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