396
CDUS45 KTFX 152240
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT SAT AUG 15 2026
...............................
..THE GREAT FALLS MT CLIMATE SUMMARY FOR AUGUST 15 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 74 255 PM 101 1990 84 -10 90
MINIMUM 54 626 AM 40 1982 51 3 47
2002
AVERAGE 64 67 -3 69
PRECIPITATION (IN)
TODAY 0.00 1.58 1927 0.04 -0.04 0.00
MONTH TO DATE 1.18 0.53 0.65 0.28
SINCE OCT 1 15.54 12.74 2.80 10.80
SINCE JAN 1 13.70 10.46 3.24 9.72
DEGREE DAYS
HEATING
TODAY 1 2 -1 0
MONTH TO DATE 37 18 19 9
SINCE JUN 1 275 259 16 182
SINCE JUL 1 47 66 -19 39
COOLING
TODAY 0 4 -4 4
MONTH TO DATE 38 76 -38 63
SINCE JUN 1 277 236 41 226
SINCE JAN 1 297 239 58 240
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 4.2
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 100 AM
LOWEST 48 300 PM
AVERAGE 74
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THE GREAT FALLS MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 101 2013
MINIMUM TEMPERATURE (F) 51 39 2002
SUNRISE AND SUNSET
AUGUST 15 2026........SUNRISE 622 AM MDT SUNSET 837 PM MDT
AUGUST 16 2026........SUNRISE 623 AM MDT SUNSET 835 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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