10-day forecast for Acton, MT: 31° to 73°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
73°
Best day: Saturday, October 17
58° · 0.81 in
Worst day: Friday, October 23
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1860° / 45°0
Morning46°feels 44°
Afternoon60°feels 57°
Evening51°feels 48°
Overnight51°feels 48°
60 °
Acton, Sunday, 18 October
Clear. High 60°, low 45°.
Pressure30.12 inHg
Wind8.1 mph E
Humidity39%
Visibility6.2 mi
Dew point32°
Mon, 1966° / 37°0
Morning37°feels 37°
Afternoon66°feels 64°
Evening53°feels 51°
Overnight42°feels 42°
66 °
Acton, Monday, 19 October
Clear. High 66°, low 37°.
Pressure29.94 inHg
Wind6.5 mph S
Humidity39%
Visibility6.2 mi
Dew point36°
Tue, 2066° / 44°0
Morning44°feels 41°
Afternoon65°feels 63°
Evening51°feels 49°
Overnight48°feels 48°
66 °
Acton, Tuesday, 20 October
Partly cloudy. High 66°, low 44°.
Pressure29.97 inHg
Wind5.9 mph NW
Humidity33%
Visibility6.2 mi
Dew point35°
Wed, 2161° / 40°0
Morning44°feels 44°
Afternoon55°feels 53°
Evening55°feels 54°
Overnight42°feels 42°
61 °
Acton, Wednesday, 21 October
Light rain. High 61°, low 40°.
Pressure30.15 inHg
Wind6.1 mph SE
Humidity61%
Visibility—
Dew point40°
Thu, 2272° / 43°0
Morning50°feels 48°
Afternoon66°feels 65°
Evening62°feels 61°
Overnight56°feels 54°
72 °
Acton, Thursday, 22 October
Mostly clear. High 72°, low 43°.
Pressure29.88 inHg
Wind9.1 mph SW
Humidity40%
Visibility—
Dew point39°
Fri, 2358° / 36°0.81
Morning53°feels 50°
Afternoon47°feels 40°
Evening37°feels 24°
Overnight41°feels 31°
58 °
Acton, Friday, 23 October
Snow. High 58°, low 36°.
Pressure29.47 inHg
Wind30 mph NW
Humidity88%
Visibility—
Dew point47°
Sat, 2442° / 37°0.02
Morning38°feels 27°
Afternoon39°feels 32°
Evening39°feels 38°
Overnight37°feels 32°
42 °
Acton, Saturday, 24 October
Light snow. High 42°, low 37°.
Pressure30.33 inHg
Wind28.5 mph NW
Humidity60%
Visibility—
Dew point26°
Sun, 2549° / 31°0
Morning35°feels 31°
Afternoon45°feels 38°
Evening43°feels 40°
Overnight39°feels 37°
49 °
Acton, Sunday, 25 October
Clear. High 49°, low 31°.
Pressure30.18 inHg
Wind15.5 mph S
Humidity50%
Visibility—
Dew point26°
Mon, 2652° / 39°0
Morning42°feels 38°
Afternoon49°feels 46°
Evening47°feels 44°
Overnight43°feels 39°
52 °
Acton, Monday, 26 October
Overcast. High 52°, low 39°.
Pressure29.94 inHg
Wind8.6 mph W
Humidity47%
Visibility—
Dew point28°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Acton, MT around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.