343
CDUS45 KTFX 190742
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
142 AM MDT TUE AUG 19 2025
...............................
..THE GREAT FALLS MT CLIMATE SUMMARY FOR AUGUST 18 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1886 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 90 322 PM 101 1964 83 7 95
MINIMUM 48 404 AM 40 1987 50 -2 50
AVERAGE 69 66 3 73
PRECIPITATION (IN)
YESTERDAY T 1.58 1990 0.04 -0.04 T
MONTH TO DATE 0.42 0.65 -0.23 0.44
SINCE OCT 1 10.94 12.86 -1.92 12.83
SINCE JAN 1 9.86 10.58 -0.72 10.73
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE JUN 1 0.0 0.4 -0.4 T
SINCE JUL 1 0.0 0.1 -0.1 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 9 24 -15 15
SINCE JUN 1 182 265 -83 225
SINCE JUL 1 39 72 -33 33
COOLING
YESTERDAY 4 4 0 8
MONTH TO DATE 78 88 -10 73
SINCE JUN 1 241 248 -7 288
SINCE JAN 1 255 251 4 288
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WIND (MPH)
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 5.1
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 400 AM
LOWEST 21 300 PM
AVERAGE 57
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THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 97 1942
1967
MINIMUM TEMPERATURE (F) 50 40 1913
1973
2005
SUNRISE AND SUNSET
AUGUST 19 2025........SUNRISE 627 AM MDT SUNSET 830 PM MDT
AUGUST 20 2025........SUNRISE 629 AM MDT SUNSET 828 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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