796
CDUS45 KTFX 100734
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
134 AM MDT WED SEP 10 2025
...............................
..THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 9 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 81 359 PM 93 1982 76 5 89
MINIMUM 50 632 AM 25 1959 47 3 60
AVERAGE 66 61 5 75
PRECIPITATION (IN)
YESTERDAY T 0.77 1921 0.03 -0.03 0.00
MONTH TO DATE T 0.31 -0.31 0.25
SINCE OCT 1 11.38 10.75 0.63 9.59
SINCE JAN 1 10.62 8.92 1.70 8.07
SNOWFALL (IN)
YESTERDAY 0.0 1.2 1921 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.3 -0.3 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 5 -5 0
MONTH TO DATE 10 39 -29 0
SINCE SEP 1 10 39 -29 0
SINCE JUL 1 36 102 -66 12
COOLING
YESTERDAY 1 1 0 10
MONTH TO DATE 33 17 16 61
SINCE SEP 1 33 17 16 61
SINCE JAN 1 464 422 42 579
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 4.3
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 71 800 AM
LOWEST 22 500 PM
AVERAGE 47
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THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 91 1966
MINIMUM TEMPERATURE (F) 46 30 1921
SUNRISE AND SUNSET
SEPTEMBER 10 2025.....SUNRISE 700 AM MDT SUNSET 749 PM MDT
SEPTEMBER 11 2025.....SUNRISE 701 AM MDT SUNSET 747 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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