10-day forecast for Acton, MT: 31° to 72°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
72°
Best day: Saturday, October 17
56° · 0.79 in
Worst day: Friday, October 23
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1772° / 49°0
Morning50°feels 44°
Afternoon71°feels 69°
Evening60°feels 57°
Overnight50°feels 47°
72 °
Acton, Saturday, 17 October
Mostly clear. High 72°, low 49°.
Pressure30.00 inHg
Wind15.9 mph SW
Humidity28%
Visibility6.2 mi
Dew point31°
Sun, 1859° / 45°0
Morning45°feels 42°
Afternoon59°feels 56°
Evening50°feels 48°
Overnight52°feels 49°
59 °
Acton, Sunday, 18 October
Overcast. High 59°, low 45°.
Pressure30.12 inHg
Wind7.5 mph E
Humidity39%
Visibility6.2 mi
Dew point33°
Mon, 1966° / 38°0
Morning38°feels 38°
Afternoon65°feels 63°
Evening53°feels 51°
Overnight41°feels 41°
66 °
Acton, Monday, 19 October
Clear. High 66°, low 38°.
Pressure29.91 inHg
Wind4.5 mph S
Humidity39%
Visibility6.2 mi
Dew point36°
Tue, 2070° / 42°0
Morning49°feels 46°
Afternoon65°feels 62°
Evening59°feels 56°
Overnight46°feels 46°
70 °
Acton, Tuesday, 20 October
Partly cloudy. High 70°, low 42°.
Pressure29.88 inHg
Wind8.5 mph W
Humidity30%
Visibility—
Dew point30°
Wed, 2161° / 42°0
Morning46°feels 46°
Afternoon56°feels 55°
Evening56°feels 55°
Overnight49°feels 48°
61 °
Acton, Wednesday, 21 October
Clear. High 61°, low 42°.
Pressure30.12 inHg
Wind7 mph E
Humidity61%
Visibility—
Dew point41°
Thu, 2267° / 47°0
Morning51°feels 50°
Afternoon62°feels 60°
Evening62°feels 60°
Overnight57°feels 55°
67 °
Acton, Thursday, 22 October
Overcast. High 67°, low 47°.
Pressure29.85 inHg
Wind10.3 mph E
Humidity37%
Visibility—
Dew point33°
Fri, 2356° / 38°0.79
Morning52°feels 49°
Afternoon46°feels 40°
Evening38°feels 26°
Overnight41°feels 32°
56 °
Acton, Friday, 23 October
Rain. High 56°, low 38°.
Pressure29.68 inHg
Wind26.3 mph NW
Humidity81%
Visibility—
Dew point42°
Sat, 2445° / 37°0.06
Morning39°feels 32°
Afternoon43°feels 42°
Evening41°feels 37°
Overnight38°feels 31°
45 °
Acton, Saturday, 24 October
Snow. High 45°, low 37°.
Pressure30.30 inHg
Wind21.7 mph NW
Humidity38%
Visibility—
Dew point18°
Sun, 2547° / 32°0
Morning35°feels 31°
Afternoon42°feels 38°
Evening42°feels 38°
Overnight38°feels 33°
47 °
Acton, Sunday, 25 October
Clear. High 47°, low 32°.
Pressure30.24 inHg
Wind7.7 mph E
Humidity46%
Visibility—
Dew point21°
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.