Climatological Report (Daily)
Issued by NWS
Issued by NWS
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189
CDUS45 KTFX 202240
CLIDLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT WED AUG 20 2025
...................................
...THE DILLON AIRPORT MT CLIMATE SUMMARY FOR AUGUST 20 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 91 250 PM 94 1953 80 11 83
MINIMUM 57 402 AM 37 2016 46 11 46
AVERAGE 74 63 11 65
PRECIPITATION (IN)
TODAY 0.00 0.56 1983 0.03 -0.03 0.12
MONTH TO DATE 0.37 0.54 -0.17 0.59
SINCE OCT 1 3.87 8.59 -4.72 3.32
SINCE JAN 1 3.59 7.24 -3.65 2.89
DEGREE DAYS
HEATING
TODAY 0 3 -3 0
MONTH TO DATE 31 40 -9 35
SINCE JUN 1 246 365 -119 256
SINCE JUL 1 57 103 -46 75
COOLING
TODAY 9 1 8 0
MONTH TO DATE 47 34 13 51
SINCE JUN 1 103 102 1 181
SINCE JAN 1 104 102 2 181
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 5.6
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 53
LOWEST 13
AVERAGE 33
..........................................................
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 95 2009
MINIMUM TEMPERATURE (F) 45 33 1966
SUNRISE AND SUNSET
AUGUST 20 2025........SUNRISE 638 AM MDT SUNSET 828 PM MDT
AUGUST 21 2025........SUNRISE 639 AM MDT SUNSET 826 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$