548
CDUS45 KTFX 092240
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT SAT MAY 09 2026
...............................
..THE GREAT FALLS MT CLIMATE SUMMARY FOR MAY 9 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 65 253 PM 85 1987 63 2 79
MINIMUM 48 726 AM 24 1990 36 12 39
AVERAGE 57 49 8 59
PRECIPITATION (IN)
TODAY 0.23 0.96 1983 0.06 0.17 0.00
MONTH TO DATE 0.31 0.50 -0.19 1.31
SINCE OCT 1 6.03 6.33 -0.30 6.07
SINCE JAN 1 4.19 4.05 0.14 4.99
DEGREE DAYS
HEATING
TODAY 8 16 -8 6
MONTH TO DATE 115 154 -39 99
SINCE MAR 1 1551 1790 -239 1499
SINCE JUL 1 5794 7260 -1466 6798
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 1 0 1 0
SINCE JAN 1 1 0 1 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 5.5
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 700 AM
LOWEST 41 300 PM
AVERAGE 69
......................................................
THE GREAT FALLS MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 88 1936
MINIMUM TEMPERATURE (F) 36 21 2004
SUNRISE AND SUNSET
MAY 9 2026...........SUNRISE 556 AM MDT SUNSET 848 PM MDT
MAY 10 2026...........SUNRISE 555 AM MDT SUNSET 850 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page