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      Elev 3779 ft, 45.945 °N 108.697 °W

      Acton, MT

      Updated: 4:00 AM MDT on September 27, 2026 (GMT -6)
      just now
      62°
      41°
      43
      Feels Like 43
      Fair
      N
      4
      Lower temperature is expected today
      Wundermap
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Mon 09/28
        High 62°f
        13% Precip. / 0 in
        Cloudy skies early, followed by partial clearing. High 62F. Winds ENE at 10 to 15 mph.
        Tonight
        Mon 09/28
        Low 48°f
        12% Precip. / 0 in
        Cloudy. Low 48F. Winds NNW at 5 to 10 mph.
        Tomorrow
        Tue 09/29
        High 69°f47°f
        7% Precip. / 0 in
        Cloudy skies early will become partly cloudy later in the day. High 69F. Winds WSW at 5 to 10 mph.
        Hourly Forecast
        Now
        43°
        5AM
        42°
        6AM
        42°
        7AM
        41°
        7:08AM
        Sunrise
        8AM
        44°
        9AM
        47°
        10AM
        48°
        11AM
        51°
        12PM
        53°
        1PM
        56°
        2PM
        57°
        3PM
        59°
        4PM
        60°
        5PM
        61°
        6PM
        60°
        7PM
        58°
        7:02PM
        Sunset
        8PM
        57°
        9PM
        55°
        10PM
        54°
        11PM
        53°
        12AM
        52°
        1AM
        52°
        2AM
        51°
        3AM
        50°
        4AM
        49°
        Additional Conditions
        1. Pressure 30.15 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point27°F
        5. Humidity 53%
        6. Rainfall 0 in
        7. Snow Depth 0 in
        KBIL Station History
        Almanac for September 27, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 62°F 69°F 91°F 1963
        4. Low 41°F 45°F 27°F 1951
        5. Rain/Snow Depth
        6. Precipitation 0 in 2.9 in -
        7. Snow 0 in 0 in -
        Almanac for September 28, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 69°F 68°F 92°F
        4. Low 41°F 44°F 26°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:08 AM 7:02 PM
        3. Civil Twilight 6:38 AM 7:31 PM
        4. Nautical Twilight 6:03 AM 8:06PM
        5. Astronomical Twilight 5:28 AM 8:42 PM
        1. Length of Visible Light 12h 53m
        2. Length of Day 11h 54m
        3. Tomorrow will be 3 minutes 13 seconds shorter
        1. Moon 7:11 PM 8:21 AM
        2. Waning Gibbous97% of the Moon is Illuminated
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Oct 25
        Full Moon
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