438
CDUS45 KTFX 300802
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
202 AM MDT WED SEP 30 2026
...............................
..THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 29 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 71 417 PM 84 1967 67 4 83
2009
MINIMUM 44 438 AM 19 1985 40 4 46
AVERAGE 58 54 4 65
PRECIPITATION (IN)
YESTERDAY 0.00 0.53 2007 0.03 -0.03 T
MONTH TO DATE 1.38 0.93 0.45 0.59
SINCE OCT 1 13.86 11.37 2.49 11.97
SINCE JAN 1 11.19 9.54 1.65 11.21
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 7 11 -4 0
MONTH TO DATE 150 198 -48 69
SINCE SEP 1 150 198 -48 69
SINCE JUL 1 174 261 -87 95
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 11 27 -16 36
SINCE SEP 1 11 27 -16 36
SINCE JAN 1 496 432 64 467
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 4.1
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 63 500 AM
LOWEST 30 400 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 2026.....SUNRISE 725 AM MDT SUNSET 709 PM MDT
OCTOBER 1 2026.......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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