10-day forecast for Summit, OR: 38° to 71°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
71°
Best day: Wednesday, October 21
58° · 0.1 in
Worst day: Sunday, October 25
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1960° / 43°0
Morning46°feels 46°
Afternoon58°feels 56°
Evening49°feels 49°
Overnight43°feels 41°
60 °
Summit, Monday, 19 October
Mostly clear. High 60°, low 43°.
Pressure29.97 inHg
Wind0.4 mph N
Humidity63%
Visibility6.2 mi
Dew point43°
Tue, 2070° / 46°0
Morning50°feels 48°
Afternoon69°feels 68°
Evening54°feels 52°
Overnight48°feels 48°
70 °
Summit, Tuesday, 20 October
Partly cloudy. High 70°, low 46°.
Pressure29.94 inHg
Wind6.3 mph E
Humidity41%
Visibility6.2 mi
Dew point40°
Wed, 2171° / 48°0
Morning48°feels 48°
Afternoon71°feels 70°
Evening52°feels 51°
Overnight49°feels 49°
71 °
Summit, Wednesday, 21 October
Clear. High 71°, low 48°.
Pressure29.88 inHg
Wind1.4 mph S
Humidity40%
Visibility6.2 mi
Dew point42°
Thu, 2253° / 45°0.06
Morning48°feels 46°
Afternoon52°feels 51°
Evening51°feels 50°
Overnight47°feels 45°
53 °
Summit, Thursday, 22 October
Light rain. High 53°, low 45°.
Pressure30.03 inHg
Wind6.9 mph W
Humidity89%
Visibility3.4 mi
Dew point48°
Fri, 2356° / 41°0
Morning46°feels 44°
Afternoon53°feels 51°
Evening52°feels 50°
Overnight44°feels 44°
56 °
Summit, Friday, 23 October
Light rain. High 56°, low 41°.
Pressure30.36 inHg
Wind6.3 mph W
Humidity74%
Visibility—
Dew point43°
Sat, 2465° / 42°0.04
Morning48°feels 46°
Afternoon57°feels 54°
Evening57°feels 55°
Overnight50°feels 49°
65 °
Summit, Saturday, 24 October
Light rain. High 65°, low 42°.
Pressure30.12 inHg
Wind5.6 mph W
Humidity47%
Visibility—
Dew point35°
Sun, 2558° / 43°0.1
Morning51°feels 51°
Afternoon53°feels 52°
Evening52°feels 50°
Overnight44°feels 44°
58 °
Summit, Sunday, 25 October
Light rain. High 58°, low 43°.
Pressure30.18 inHg
Wind6.1 mph W
Humidity73%
Visibility—
Dew point44°
Mon, 2658° / 41°0.01
Morning44°feels 44°
Afternoon53°feels 51°
Evening53°feels 51°
Overnight43°feels 43°
58 °
Summit, Monday, 26 October
Light rain. High 58°, low 41°.
Pressure30.03 inHg
Wind4 mph NE
Humidity57%
Visibility—
Dew point37°
Tue, 2758° / 38°0
Morning43°feels 42°
Afternoon52°feels 49°
Evening51°feels 49°
Overnight40°feels 40°
58 °
Summit, Tuesday, 27 October
Light rain. High 58°, low 38°.
Pressure30.03 inHg
Wind4.8 mph W
Humidity53%
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 Summit, OR 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.