024
CDUS45 KTFX 110738
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
138 AM MDT THU SEP 11 2025
...............................
..THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 10 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 79 505 PM 91 1966 76 3 75
MINIMUM 53 624 AM 30 1921 46 7 54
AVERAGE 66 61 5 65
PRECIPITATION (IN)
YESTERDAY T 0.84 1988 0.03 -0.03 0.00
MONTH TO DATE T 0.34 -0.34 0.25
SINCE OCT 1 11.38 10.78 0.60 9.59
SINCE JAN 1 10.62 8.95 1.67 8.07
SNOWFALL (IN)
YESTERDAY 0.0 0.7 1949 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 44 -34 0
SINCE SEP 1 10 44 -34 0
SINCE JUL 1 36 107 -71 12
COOLING
YESTERDAY 1 1 0 0
MONTH TO DATE 34 18 16 61
SINCE SEP 1 34 18 16 61
SINCE JAN 1 465 423 42 579
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 5.2
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 400 AM
LOWEST 27 500 PM
AVERAGE 51
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THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 92 1958
MINIMUM TEMPERATURE (F) 46 27 1890
SUNRISE AND SUNSET
SEPTEMBER 11 2025.....SUNRISE 701 AM MDT SUNSET 747 PM MDT
SEPTEMBER 12 2025.....SUNRISE 702 AM MDT SUNSET 745 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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