100
CDUS45 KTFX 120731
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
131 AM MDT FRI SEP 12 2025
...............................
..THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 11 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 74 425 PM 92 1958 75 -1 77
MINIMUM 55 1159 PM 27 1890 46 9 49
AVERAGE 65 61 4 63
PRECIPITATION (IN)
YESTERDAY T 1.61 1980 0.04 -0.04 0.60
MONTH TO DATE T 0.38 -0.38 0.85
SINCE OCT 1 11.38 10.82 0.56 10.19
SINCE JAN 1 10.62 8.99 1.63 8.67
SNOWFALL (IN)
YESTERDAY 0.0 6.8 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 6 -6 2
MONTH TO DATE 10 50 -40 2
SINCE SEP 1 10 50 -40 2
SINCE JUL 1 36 113 -77 14
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 34 19 15 61
SINCE SEP 1 34 19 15 61
SINCE JAN 1 465 424 41 579
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 6.6
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 78 1000 AM
LOWEST 38 400 PM
AVERAGE 58
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THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 91 1953
1990
2015
MINIMUM TEMPERATURE (F) 46 22 1949
SUNRISE AND SUNSET
SEPTEMBER 12 2025.....SUNRISE 702 AM MDT SUNSET 745 PM MDT
SEPTEMBER 13 2025.....SUNRISE 704 AM MDT SUNSET 743 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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