674
CDUS45 KTFX 182240
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT THU JUN 18 2026
...............................
..THE GREAT FALLS MT CLIMATE SUMMARY FOR JUNE 18 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 65 248 PM 93 2003 73 -8 84
MINIMUM 48 526 AM 34 1902 46 2 45
AVERAGE 57 60 -3 65
PRECIPITATION (IN)
TODAY 0.05 1.20 2024 0.08 -0.03 0.00
MONTH TO DATE 1.78 1.85 -0.07 0.45
SINCE OCT 1 10.93 10.11 0.82 7.75
SINCE JAN 1 9.09 7.83 1.26 6.67
DEGREE DAYS
HEATING
TODAY 8 6 2 0
MONTH TO DATE 151 137 14 81
SINCE JUN 1 151 137 14 81
SINCE JUL 1 6162 7665 -1503 7089
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 5 5 0 17
SINCE JUN 1 5 5 0 17
SINCE JAN 1 25 8 17 31
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 7.3
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 500 AM
LOWEST 52 300 PM
AVERAGE 74
......................................................
THE GREAT FALLS MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 95 1919
1974
MINIMUM TEMPERATURE (F) 46 34 2024
SUNRISE AND SUNSET
JUNE 18 2026..........SUNRISE 528 AM MDT SUNSET 926 PM MDT
JUNE 19 2026..........SUNRISE 528 AM MDT SUNSET 926 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