339
CDUS45 KTFX 250803
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
203 AM MDT FRI SEP 25 2026
...............................
..THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 24 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 84 424 PM 91 2014 70 14 83
MINIMUM 47 628 AM 6 1926 42 5 43
AVERAGE 66 56 10 63
PRECIPITATION (IN)
YESTERDAY 0.00 1.20 1920 0.03 -0.03 0.00
MONTH TO DATE 1.38 0.79 0.59 0.59
SINCE OCT 1 13.86 11.23 2.63 11.97
SINCE JAN 1 11.19 9.40 1.79 11.21
SNOWFALL (IN)
YESTERDAY 0.0 1.0 1910 0.0 0.0 0.0
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE SEP 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 0.0 0.4 -0.4 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 9 -9 2
MONTH TO DATE 105 146 -41 58
SINCE SEP 1 105 146 -41 58
SINCE JUL 1 129 209 -80 84
COOLING
YESTERDAY 1 0 1 0
MONTH TO DATE 9 27 -18 36
SINCE SEP 1 9 27 -18 36
SINCE JAN 1 494 432 62 467
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WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 3.8
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 200 AM
LOWEST 17 400 PM
AVERAGE 49
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THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 95 2001
MINIMUM TEMPERATURE (F) 42 17 1926
SUNRISE AND SUNSET
SEPTEMBER 25 2026.....SUNRISE 719 AM MDT SUNSET 719 PM MDT
SEPTEMBER 26 2026.....SUNRISE 720 AM MDT SUNSET 717 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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