10-day forecast for Plains, MT: 27° to 56°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
56°
Best day: Sunday, October 25
44° · 0.41 in
Worst day: Monday, November 2
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 2651° / 36°0.11
Morning37°feels 37°
Afternoon50°feels 48°
Evening41°feels 41°
Overnight37°feels 37°
51 °
Plains, Monday, 26 October
Rain. High 51°, low 36°.
Pressure30.09 inHg
Wind2 mph E
Humidity70%
Visibility6.2 mi
Dew point31°
Tue, 2742° / 35°0.08
Morning37°feels 37°
Afternoon42°feels 38°
Evening37°feels 37°
Overnight39°feels 39°
42 °
Plains, Tuesday, 27 October
Light rain. High 42°, low 35°.
Pressure29.97 inHg
Wind4.4 mph SW
Humidity92%
Visibility5.9 mi
Dew point38°
Wed, 2839° / 33°0.15
Morning34°feels 31°
Afternoon39°feels 37°
Evening34°feels 34°
Overnight36°feels 36°
39 °
Plains, Wednesday, 28 October
Snow. High 39°, low 33°.
Pressure30.00 inHg
Wind3.4 mph S
Humidity93%
Visibility3.8 mi
Dew point35°
Thu, 2943° / 28°0
Morning29°feels 29°
Afternoon41°feels 40°
Evening38°feels 38°
Overnight33°feels 33°
43 °
Plains, Thursday, 29 October
Overcast. High 43°, low 28°.
Pressure30.12 inHg
Wind2.7 mph E
Humidity79%
Visibility6.2 mi
Dew point32°
Fri, 3039° / 30°0.08
Morning32°feels 32°
Afternoon38°feels 38°
Evening36°feels 36°
Overnight32°feels 32°
39 °
Plains, Friday, 30 October
Snow. High 39°, low 30°.
Pressure30.00 inHg
Wind1.4 mph S
Humidity76%
Visibility—
Dew point31°
Sat, 3152° / 27°0
Morning34°feels 34°
Afternoon46°feels 46°
Evening47°feels 47°
Overnight42°feels 42°
52 °
Plains, Saturday, 31 October
Overcast. High 52°, low 27°.
Pressure30.03 inHg
Wind2.8 mph E
Humidity77%
Visibility—
Dew point37°
Sun, 0151° / 41°0.17
Morning44°feels 44°
Afternoon47°feels 47°
Evening46°feels 46°
Overnight45°feels 44°
51 °
Plains, Sunday, 1 November
Light rain. High 51°, low 41°.
Pressure29.80 inHg
Wind3.2 mph W
Humidity82%
Visibility—
Dew point42°
Mon, 0244° / 42°0.41
Morning43°feels 43°
Afternoon42°feels 42°
Evening43°feels 43°
Overnight43°feels 43°
44 °
Plains, Monday, 2 November
Light rain. High 44°, low 42°.
Pressure30.03 inHg
Wind2.9 mph W
Humidity98%
Visibility—
Dew point42°
Tue, 0349° / 35°0
Morning40°feels 40°
Afternoon44°feels 44°
Evening42°feels 41°
Overnight36°feels 36°
49 °
Plains, Tuesday, 3 November
Light rain. High 49°, low 35°.
Pressure30.18 inHg
Wind3 mph NE
Humidity84%
Visibility—
Dew point38°
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 Plains, 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.