180
CDUS45 KTFX 300732
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
132 AM MDT TUE SEP 30 2025
...............................
..THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 29 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 83 329 PM 84 1967 67 16 81
2009
MINIMUM 46 710 AM 19 1985 40 6 47
AVERAGE 65 54 11 64
PRECIPITATION (IN)
YESTERDAY T 0.53 2007 0.03 -0.03 0.00
MONTH TO DATE 0.59 0.93 -0.34 1.23
SINCE OCT 1 11.97 11.37 0.60 10.57
SINCE JAN 1 11.21 9.54 1.67 9.05
SNOWFALL (IN)
YESTERDAY 0.0 3.7 1881 0.0 0.0 0.0
MONTH TO DATE 0.0 0.2 -0.2 0.0
SINCE SEP 1 0.0 0.2 -0.2 0.0
SINCE JUL 1 0.0 0.5 -0.5 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 11 -11 1
MONTH TO DATE 69 198 -129 68
SINCE SEP 1 69 198 -129 68
SINCE JUL 1 95 261 -166 80
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 36 27 9 72
SINCE SEP 1 36 27 9 72
SINCE JAN 1 467 432 35 590
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 4.2
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 71 700 AM
LOWEST 23 500 PM
AVERAGE 47
......................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 89 1963
MINIMUM TEMPERATURE (F) 40 21 1950
SUNRISE AND SUNSET
SEPTEMBER 30 2025.....SUNRISE 726 AM MDT SUNSET 709 PM MDT
OCTOBER 1 2025.......SUNRISE 727 AM MDT SUNSET 707 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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