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CDUS45 KTFX 210731
CLIDLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
131 AM MDT THU MAY 21 2026
...............................
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR MAY 20 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 60 242 PM 89 1958 64 -4 57
MINIMUM 35 505 AM 24 2003 37 -2 36
AVERAGE 48 50 -2 47
PRECIPITATION (IN)
YESTERDAY 0.03 0.68 1974 0.06 -0.03 0.00
MONTH TO DATE 0.05 0.99 -0.94 0.91
SINCE OCT 1 1.03 4.48 -3.45 2.39
SINCE JAN 1 0.81 3.13 -2.32 2.11
SNOWFALL (IN)
YESTERDAY MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 17 15 2 18
MONTH TO DATE 268 352 -84 321
SINCE MAR 1 1604 2085 -481 1864
SINCE JUL 1 6006 8137 -2131 7502
COOLING
YESTERDAY 0 0 0 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 30 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 9.2
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 1000 PM
LOWEST 23 500 PM
AVERAGE 56
......................................................
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 84 1967
MINIMUM TEMPERATURE (F) 37 25 2001
2021
SUNRISE AND SUNSET
MAY 21 2026...........SUNRISE 554 AM MDT SUNSET 900 PM MDT
MAY 22 2026...........SUNRISE 553 AM MDT SUNSET 901 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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