Climatological Report (Daily)
Issued by NWS
Issued by NWS
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211
CDUS45 KTFX 292240
CLIDLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT MON SEP 29 2025
...................................
...THE DILLON AIRPORT MT CLIMATE SUMMARY FOR SEPTEMBER 29 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 79 140 PM 86 1963 64 15 83
MINIMUM 48 652 AM 11 1985 35 13 46
AVERAGE 64 49 15 65
PRECIPITATION (IN)
TODAY 0.00 0.46 2007 0.03 -0.03 0.00
MONTH TO DATE 0.12 0.88 -0.76 0.42
SINCE OCT 1 4.08 9.80 -5.72 3.75
SINCE JAN 1 3.80 8.45 -4.65 3.32
DEGREE DAYS
HEATING
TODAY 1 16 -15 0
MONTH TO DATE 137 301 -164 151
SINCE SEP 1 137 301 -164 151
SINCE JUL 1 209 456 -247 278
COOLING
TODAY 0 0 0 0
MONTH TO DATE 18 0 18 7
SINCE SEP 1 18 0 18 7
SINCE JAN 1 136 111 25 189
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 6.6
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77
LOWEST 25
AVERAGE 51
..........................................................
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 85 1963
2011
MINIMUM TEMPERATURE (F) 35 15 1950
SUNRISE AND SUNSET
SEPTEMBER 29 2025.....SUNRISE 726 AM MDT SUNSET 714 PM MDT
SEPTEMBER 30 2025.....SUNRISE 728 AM MDT SUNSET 712 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$