10-day forecast for Summit Valley, MT: 28° to 59°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
59°
Best day: Sunday, November 8
47°
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 0451° / 34°0
Morning36°feels 36°
Afternoon51°feels 47°
Evening40°feels 40°
Overnight36°feels 36°
51 °
Summit Valley, Wednesday, 4 November
Clear. High 51°, low 34°.
Pressure30.00 inHg
Wind0.8 mph NE
Humidity52%
Visibility6.2 mi
Dew point28°
Thu, 0550° / 31°0.02
Morning36°feels 36°
Afternoon50°feels 47°
Evening37°feels 37°
Overnight38°feels 38°
50 °
Summit Valley, Thursday, 5 November
Light rain. High 50°, low 31°.
Pressure30.06 inHg
Wind4.1 mph NW
Humidity53%
Visibility6.2 mi
Dew point32°
Fri, 0651° / 31°0
Morning32°feels 29°
Afternoon51°feels 47°
Evening39°feels 35°
Overnight31°feels 28°
51 °
Summit Valley, Friday, 6 November
Mostly clear. High 51°, low 31°.
Pressure30.18 inHg
Wind4.6 mph NW
Humidity50%
Visibility6.2 mi
Dew point25°
Sat, 0756° / 36°0
Morning37°feels 37°
Afternoon56°feels 53°
Evening47°feels 47°
Overnight36°feels 34°
56 °
Summit Valley, Saturday, 7 November
Clear. High 56°, low 36°.
Pressure30.24 inHg
Wind2.7 mph NW
Humidity47%
Visibility6.2 mi
Dew point32°
Sun, 0859° / 38°0
Morning42°feels 41°
Afternoon50°feels 47°
Evening48°feels 47°
Overnight40°feels 40°
59 °
Summit Valley, Sunday, 8 November
Overcast. High 59°, low 38°.
Pressure30.06 inHg
Wind5.6 mph W
Humidity48%
Visibility—
Dew point30°
Mon, 0954° / 38°0
Morning41°feels 41°
Afternoon48°feels 47°
Evening46°feels 46°
Overnight44°feels 44°
54 °
Summit Valley, Monday, 9 November
Overcast. High 54°, low 38°.
Pressure30.12 inHg
Wind3.5 mph N
Humidity46%
Visibility—
Dew point27°
Tue, 1056° / 41°0
Morning47°feels 45°
Afternoon52°feels 49°
Evening47°feels 45°
Overnight42°feels 40°
56 °
Summit Valley, Tuesday, 10 November
Overcast. High 56°, low 41°.
Pressure30.03 inHg
Wind7.9 mph W
Humidity35%
Visibility—
Dew point25°
Wed, 1155° / 38°0
Morning41°feels 39°
Afternoon49°feels 49°
Evening45°feels 45°
Overnight40°feels 39°
55 °
Summit Valley, Wednesday, 11 November
Clear. High 55°, low 38°.
Pressure30.06 inHg
Wind4.2 mph SW
Humidity40%
Visibility—
Dew point24°
Thu, 1254° / 37°0
Morning40°feels 40°
Afternoon48°feels 48°
Evening43°feels 43°
Overnight39°feels 38°
54 °
Summit Valley, Thursday, 12 November
Clear. High 54°, low 37°.
Pressure29.94 inHg
Wind3.2 mph N
Humidity31%
Visibility—
Dew point18°
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 Summit Valley, 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.