CDUS45 KTFX 120735
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
135 AM MDT TUE MAY 12 2026
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...THE GREAT FALLS MT CLIMATE SUMMARY FOR MAY 11 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
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TEMPERATURE (F)
YESTERDAY
MAXIMUM 75 357 PM 88 1960 63 12 75
MINIMUM 45 525 AM 23 1983 37 8 47
AVERAGE 60 50 10 61
PRECIPITATION (IN)
YESTERDAY 0.00 1.40 2018 0.07 -0.07 0.07
MONTH TO DATE 0.31 0.63 -0.32 1.38
SINCE OCT 1 6.03 6.46 -0.43 6.14
SINCE JAN 1 4.19 4.18 0.01 5.06
SNOWFALL (IN)
YESTERDAY 0.0 3.6 2014 0.1 -0.1 0.0
MONTH TO DATE T 1.1 -1.1 0.0
SINCE MAR 1 25.0 20.6 4.4 5.2
SINCE JUL 1 41.6 65.0 -23.4 47.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 5 15 -10 4
MONTH TO DATE 126 184 -58 103
SINCE MAR 1 1562 1820 -258 1503
SINCE JUL 1 5805 7290 -1485 6802
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 2
SINCE MAR 1 1 0 1 2
SINCE JAN 1 1 0 1 2
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WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 12.0
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 63 500 AM
LOWEST 15 400 PM
AVERAGE 39
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THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 90 2001
MINIMUM TEMPERATURE (F) 37 22 1943
SUNRISE AND SUNSET
MAY 122026...........SUNRISE 552 AM MDT SUNSET 852 PM MDT
MAY 13 2026...........SUNRISE 551 AM MDT SUNSET 854 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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