285
CDUS45 KTFX 180734
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
134 AM MDT THU JUN 18 2026
...............................
..THE GREAT FALLS MT CLIMATE SUMMARY FOR JUNE 17 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 67 544 PM 97 1961 73 -6 83
MINIMUM 47 531 AM 33 1994 46 1 45
AVERAGE 57 60 -3 64
PRECIPITATION (IN)
YESTERDAY 0.24 1.32 1897 0.09 0.15 T
MONTH TO DATE 1.73 1.77 -0.04 0.45
SINCE OCT 1 10.88 10.03 0.85 7.75
SINCE JAN 1 9.04 7.75 1.29 6.67
SNOWFALL (IN)
YESTERDAY 0.0 T 1982 0.0 0.0 0.0
MONTH TO DATE 0.0 0.2 -0.2 0.0
SINCE JUN 1 0.0 0.2 -0.2 0.0
SINCE JUL 1 41.7 66.0 -24.3 47.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 8 6 2 1
MONTH TO DATE 143 131 12 81
SINCE JUN 1 143 131 12 81
SINCE JUL 1 6154 7659 -1505 7089
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 5 4 1 17
SINCE JUN 1 5 4 1 17
SINCE JAN 1 25 7 18 31
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WIND (MPH)
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 7.7
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 200 AM
LOWEST 34 500 PM
AVERAGE 62
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THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 93 2003
MINIMUM TEMPERATURE (F) 46 34 1902
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.
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