Climatological Report (Daily)
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996
CDUS45 KTFX 150740
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
140 AM MDT TUE SEP 15 2026
...................................
...THE GREAT FALLS MT CLIMATE SUMMARY FOR SEPTEMBER 14 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 61 415 PM 92 1948 73 -12 83
MINIMUM 42 615 AM 27 1970 43 -1 46
AVERAGE 52 58 -6 65
PRECIPITATION (IN)
YESTERDAY 0.01 0.95 1917 0.04 -0.03 T
MONTH TO DATE 0.96 0.64 0.32 0.06
SINCE OCT 1 16.76 14.07 2.69 11.19
SINCE JAN 1 14.92 11.79 3.13 10.11
SNOWFALL (IN)
YESTERDAY 0.0 5.5 1973 0.0 0.0 0.0
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE SEP 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 0.0 0.4 -0.4 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 13 8 5 0
MONTH TO DATE 81 88 -7 33
SINCE SEP 1 81 88 -7 33
SINCE JUL 1 143 202 -59 76
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 8 18 -10 26
SINCE SEP 1 8 18 -10 26
SINCE JAN 1 378 301 77 325
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 13.5
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1200 AM
LOWEST 47 1000 AM
AVERAGE 72
..........................................................
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 95 2000
MINIMUM TEMPERATURE (F) 43 29 1918
1965
1982
SUNRISE AND SUNSET
SEPTEMBER 15 2026.....SUNRISE 703 AM MDT SUNSET 737 PM MDT
SEPTEMBER 16 2026.....SUNRISE 704 AM MDT SUNSET 735 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$