10-day forecast for Acton, MT: 36° to 72°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
72°
Best day: Saturday, October 17
55° · 0.22 in
Worst day: Friday, October 23
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1664° / 36°0
Morning38°feels 30°
Afternoon62°feels 60°
Evening52°feels 49°
Overnight38°feels 34°
64 °
Acton, Friday, 16 October
Clear. High 64°, low 36°.
Pressure30.45 inHg
Wind17.7 mph SW
Humidity38%
Visibility6.2 mi
Dew point29°
Sat, 1772° / 48°0
Morning49°feels 43°
Afternoon71°feels 69°
Evening60°feels 58°
Overnight50°feels 47°
72 °
Acton, Saturday, 17 October
Clear. High 72°, low 48°.
Pressure30.00 inHg
Wind16.9 mph SW
Humidity28%
Visibility6.2 mi
Dew point32°
Sun, 1860° / 45°0
Morning45°feels 44°
Afternoon59°feels 56°
Evening50°feels 48°
Overnight50°feels 47°
60 °
Acton, Sunday, 18 October
Overcast. High 60°, low 45°.
Pressure30.12 inHg
Wind9.3 mph E
Humidity40%
Visibility6.2 mi
Dew point32°
Mon, 1967° / 38°0
Morning45°feels 43°
Afternoon65°feels 63°
Evening55°feels 53°
Overnight42°feels 42°
67 °
Acton, Monday, 19 October
Overcast. High 67°, low 38°.
Pressure29.88 inHg
Wind6.8 mph S
Humidity37%
Visibility6.2 mi
Dew point36°
Tue, 2069° / 42°0.01
Morning48°feels 45°
Afternoon62°feels 60°
Evening60°feels 58°
Overnight54°feels 52°
69 °
Acton, Tuesday, 20 October
Light rain. High 69°, low 42°.
Pressure29.80 inHg
Wind7.8 mph W
Humidity38%
Visibility—
Dew point34°
Wed, 2160° / 44°0
Morning47°feels 46°
Afternoon55°feels 53°
Evening56°feels 54°
Overnight51°feels 49°
60 °
Acton, Wednesday, 21 October
Clear. High 60°, low 44°.
Pressure30.06 inHg
Wind7 mph E
Humidity58%
Visibility—
Dew point39°
Thu, 2271° / 50°0.01
Morning55°feels 52°
Afternoon65°feels 63°
Evening62°feels 60°
Overnight56°feels 54°
71 °
Acton, Thursday, 22 October
Light rain. High 71°, low 50°.
Pressure29.71 inHg
Wind11.4 mph SW
Humidity34%
Visibility—
Dew point34°
Fri, 2355° / 40°0.22
Morning49°feels 47°
Afternoon45°feels 38°
Evening42°feels 33°
Overnight42°feels 35°
55 °
Acton, Friday, 23 October
Rain. High 55°, low 40°.
Pressure29.83 inHg
Wind21.9 mph NW
Humidity71%
Visibility—
Dew point37°
Sat, 2445° / 37°0
Morning38°feels 27°
Afternoon42°feels 33°
Evening41°feels 36°
Overnight37°feels 33°
45 °
Acton, Saturday, 24 October
Overcast. High 45°, low 37°.
Pressure30.36 inHg
Wind30 mph NW
Humidity33%
Visibility—
Dew point15°
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.