660
CDUS45 KTFX 030739
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
139 AM MDT FRI OCT 03 2025
...............................
..THE HELENA MT CLIMATE SUMMARY FOR OCTOBER 2 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 71 1212 PM 85 1992 65 6 72
MINIMUM 45 259 AM 19 1891 39 6 45
1950
AVERAGE 58 52 6 59
PRECIPITATION (IN)
YESTERDAY 0.01 1.04 1908 0.02 -0.01 0.00
MONTH TO DATE 0.02 0.05 -0.03 0.00
SINCE OCT 1 0.02 0.05 -0.03 0.00
SINCE JAN 1 11.24 9.62 1.62 9.05
SNOWFALL (IN)
YESTERDAY 0.0 3.7 1916 0.1 -0.1 0.0
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE SEP 1 0.0 0.3 -0.3 0.0
SINCE JUL 1 0.0 0.6 -0.6 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 7 13 -6 6
MONTH TO DATE 10 25 -15 18
SINCE SEP 1 82 235 -153 101
SINCE JUL 1 108 298 -190 113
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 36 28 8 72
SINCE JAN 1 467 433 34 590
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 4.6
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77 900 PM
LOWEST 29 1200 PM
AVERAGE 53
......................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 85 1963
2011
MINIMUM TEMPERATURE (F) 39 18 1999
SUNRISE AND SUNSET
OCTOBER 3 2025.......SUNRISE 730 AM MDT SUNSET 703 PM MDT
OCTOBER 4 2025.......SUNRISE 731 AM MDT SUNSET 701 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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