119
CDUS45 KTFX 170739
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
139 AM MDT FRI APR 17 2026
...............................
..THE GREAT FALLS MT CLIMATE SUMMARY FOR APRIL 16 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1886 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 37 328 PM 82 1984 55 -18 49
MINIMUM 20 659 AM 8 2022 30 -10 29
AVERAGE 29 42 -13 39
PRECIPITATION (IN)
YESTERDAY 0.02 0.69 1927 0.06 -0.04 0.09
MONTH TO DATE 1.77 0.88 0.89 0.49
SINCE OCT 1 5.61 4.98 0.63 4.74
SINCE JAN 1 3.77 2.70 1.07 3.66
SNOWFALL (IN)
YESTERDAY 0.1 3.5 1922 0.4 -0.3 0.3
MONTH TO DATE 8.0 5.6 2.4 1.0
SINCE MAR 1 24.6 15.7 8.9 5.2
SINCE JUL 1 41.2 60.1 -18.9 47.2
SNOW DEPTH T
DEGREE DAYS
HEATING
YESTERDAY 36 23 13 26
MONTH TO DATE 354 388 -34 351
SINCE MAR 1 1123 1346 -223 1116
SINCE JUL 1 5366 6816 -1450 6415
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 1 0 1 0
SINCE JAN 1 1 0 1 0
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WIND (MPH)
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 11.8
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 200 AM
LOWEST 47 500 PM
AVERAGE 74
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THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 82 1936
MINIMUM TEMPERATURE (F) 30 12 1896
1968
SUNRISE AND SUNSET
APRIL 17 2026.........SUNRISE 633 AM MDT SUNSET 818 PM MDT
APRIL 18 2026.........SUNRISE 631 AM MDT SUNSET 819 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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