911
CDUS45 KTFX 180744
CLIDLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
144 AM MDT MON MAY 18 2026
...............................
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR MAY 17 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1929 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM MM MM 84 1970 63 MM 58
2006
2008
MINIMUM MM MM 26 1960 36 MM 37
AVERAGE MM 50 MM 48
PRECIPITATION (IN)
YESTERDAY MM 0.70 1944 0.05 MM 0.16
1944
2013
MONTH TO DATE 0.02 0.80 -0.78 0.71
SINCE OCT 1 1.00 4.29 -3.29 2.19
SINCE JAN 1 0.78 2.94 -2.16 1.91
SNOWFALL (IN)
YESTERDAY MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY MM 16 MM 17
MONTH TO DATE 177 307 -130 257
SINCE MAR 1 1513 2040 -527 1800
SINCE JUL 1 5915 8092 -2177 7438
COOLING
YESTERDAY MM 0 MM 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED MM
SKY COVER
AVERAGE SKY COVER MM
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
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THE DILLON AIRPORT MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 89 2009
MINIMUM TEMPERATURE (F) 36 25 1965
SUNRISE AND SUNSET
MAY 18 2026...........SUNRISE 557 AM MDT SUNSET 857 PM MDT
MAY 19 2026...........SUNRISE 556 AM MDT SUNSET 858 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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