10-day forecast for Acton, MT: 37° to 71°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
71°
Best day: Saturday, October 17
52°
Worst day: Saturday, October 24
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1862° / 40°0
Morning41°feels 39°
Afternoon62°feels 59°
Evening51°feels 48°
Overnight49°feels 46°
62 °
Acton, Sunday, 18 October
Clear. High 62°, low 40°.
Pressure30.15 inHg
Wind8 mph E
Humidity38%
Visibility6.2 mi
Dew point31°
Mon, 1966° / 37°0
Morning37°feels 35°
Afternoon66°feels 63°
Evening52°feels 50°
Overnight42°feels 42°
66 °
Acton, Monday, 19 October
Clear. High 66°, low 37°.
Pressure29.97 inHg
Wind5.6 mph S
Humidity39%
Visibility6.2 mi
Dew point36°
Tue, 2065° / 43°0
Morning44°feels 40°
Afternoon65°feels 63°
Evening50°feels 48°
Overnight47°feels 47°
65 °
Acton, Tuesday, 20 October
Overcast. High 65°, low 43°.
Pressure30.00 inHg
Wind5.3 mph N
Humidity32%
Visibility6.2 mi
Dew point33°
Wed, 2162° / 40°0
Morning43°feels 43°
Afternoon60°feels 58°
Evening56°feels 54°
Overnight43°feels 43°
62 °
Acton, Wednesday, 21 October
Clear. High 62°, low 40°.
Pressure30.12 inHg
Wind4.3 mph SE
Humidity61%
Visibility6.2 mi
Dew point43°
Thu, 2271° / 45°0
Morning51°feels 49°
Afternoon65°feels 63°
Evening62°feels 61°
Overnight55°feels 53°
71 °
Acton, Thursday, 22 October
Partly cloudy. High 71°, low 45°.
Pressure29.88 inHg
Wind10.2 mph W
Humidity45%
Visibility—
Dew point41°
Fri, 2358° / 49°0.04
Morning55°feels 52°
Afternoon56°feels 54°
Evening50°feels 47°
Overnight50°feels 49°
58 °
Acton, Friday, 23 October
Light rain. High 58°, low 49°.
Pressure29.91 inHg
Wind8.5 mph N
Humidity49%
Visibility—
Dew point38°
Sat, 2452° / 45°0
Morning47°feels 45°
Afternoon51°feels 48°
Evening49°feels 46°
Overnight45°feels 42°
52 °
Acton, Saturday, 24 October
Overcast. High 52°, low 45°.
Pressure30.18 inHg
Wind13.2 mph SE
Humidity62%
Visibility—
Dew point38°
Sun, 2558° / 44°0
Morning47°feels 44°
Afternoon55°feels 52°
Evening53°feels 50°
Overnight47°feels 44°
58 °
Acton, Sunday, 25 October
Clear. High 58°, low 44°.
Pressure30.18 inHg
Wind11.1 mph SW
Humidity46%
Visibility—
Dew point33°
Mon, 2667° / 45°0
Morning50°feels 47°
Afternoon62°feels 59°
Evening57°feels 55°
Overnight51°feels 48°
67 °
Acton, Monday, 26 October
Clear. High 67°, low 45°.
Pressure29.97 inHg
Wind18.7 mph SW
Humidity37%
Visibility—
Dew point33°
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.