719
CDUS45 KTFX 170759
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
159 AM MDT SAT MAY 17 2025
...............................
..THE GREAT FALLS MT CLIMATE SUMMARY FOR MAY 16 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 60 338 PM 92 1988 65 -5 76
MINIMUM 32 520 AM 30 1942 39 -7 50
1974
AVERAGE 46 52 -6 63
PRECIPITATION (IN)
YESTERDAY T 1.71 1894 0.08 -0.08 0.00
MONTH TO DATE 1.87 0.99 0.88 1.79
SINCE OCT 1 6.63 6.82 -0.19 8.72
SINCE JAN 1 5.55 4.54 1.01 6.62
SNOWFALL (IN)
YESTERDAY 0.0 2.5 1955 0.0 0.0 0.0
MONTH TO DATE 0.0 1.4 -1.4 2.2
SINCE MAR 1 5.2 20.9 -15.7 14.5
SINCE JUL 1 47.2 65.3 -18.1 51.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 19 13 6 2
MONTH TO DATE 180 254 -74 245
SINCE MAR 1 1580 1890 -310 1884
SINCE JUL 1 6879 7360 -481 6709
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 2 0 2 0
SINCE MAR 1 2 0 2 0
SINCE JAN 1 2 0 2 0
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 7.2
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 500 AM
LOWEST 34 400 PM
AVERAGE 67
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THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 87 2006
MINIMUM TEMPERATURE (F) 39 26 2003
SUNRISE AND SUNSET
MAY 17 2025...........SUNRISE 546 AM MDT SUNSET 859 PM MDT
MAY 18 2025...........SUNRISE 544 AM MDT SUNSET 900 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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