843
CDUS45 KTFX 282240
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT MON SEP 28 2026
...............................
..THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 28 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 70 259 PM 89 1892 68 2 79
MINIMUM 40 656 AM 19 1965 41 -1 44
AVERAGE 55 54 1 62
PRECIPITATION (IN)
TODAY 0.00 0.65 1940 0.03 -0.03 0.00
MONTH TO DATE 1.38 0.90 0.48 0.59
SINCE OCT 1 13.86 11.34 2.52 11.97
SINCE JAN 1 11.19 9.51 1.68 11.21
DEGREE DAYS
HEATING
TODAY 10 11 -1 3
MONTH TO DATE 144 187 -43 69
SINCE SEP 1 144 187 -43 69
SINCE JUL 1 168 250 -82 95
COOLING
TODAY 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 21 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 6.0
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 700 AM
LOWEST 26 200 PM
AVERAGE 56
......................................................
THE HELENA MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 84 1967
2009
MINIMUM TEMPERATURE (F) 40 19 1985
SUNRISE AND SUNSET
SEPTEMBER 28 2026.....SUNRISE 723 AM MDT SUNSET 713 PM MDT
SEPTEMBER 29 2026.....SUNRISE 724 AM MDT SUNSET 711 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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