10-day forecast for Summit, OR: 42° to 79°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
79°
Best day: Thursday, October 15
56°
Worst day: Monday, October 19
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 1579° / 47°0
Morning49°feels 45°
Afternoon78°feels 77°
Evening61°feels 60°
Overnight49°feels 46°
79 °
Summit, Thursday, 15 October
Clear. High 79°, low 47°.
Pressure30.24 inHg
Wind9.2 mph E
Humidity37%
Visibility6.2 mi
Dew point45°
Fri, 1678° / 52°0
Morning55°feels 53°
Afternoon78°feels 77°
Evening55°feels 55°
Overnight58°feels 56°
78 °
Summit, Friday, 16 October
Partly cloudy. High 78°, low 52°.
Pressure30.15 inHg
Wind2.2 mph E
Humidity35%
Visibility6.2 mi
Dew point43°
Sat, 1766° / 50°0.02
Morning54°feels 54°
Afternoon66°feels 65°
Evening52°feels 51°
Overnight52°feels 52°
66 °
Summit, Saturday, 17 October
Light rain. High 66°, low 50°.
Pressure30.24 inHg
Wind4.9 mph W
Humidity74%
Visibility6.2 mi
Dew point53°
Sun, 1863° / 44°0
Morning44°feels 44°
Afternoon58°feels 56°
Evening57°feels 55°
Overnight46°feels 46°
63 °
Summit, Sunday, 18 October
Mostly clear. High 63°, low 44°.
Pressure30.09 inHg
Wind7.7 mph W
Humidity52%
Visibility—
Dew point38°
Mon, 1956° / 46°0.03
Morning48°feels 47°
Afternoon51°feels 50°
Evening55°feels 53°
Overnight46°feels 45°
56 °
Summit, Monday, 19 October
Light rain. High 56°, low 46°.
Pressure29.97 inHg
Wind4.5 mph NE
Humidity87%
Visibility—
Dew point46°
Tue, 2064° / 42°0
Morning47°feels 46°
Afternoon58°feels 56°
Evening59°feels 57°
Overnight45°feels 45°
64 °
Summit, Tuesday, 20 October
Partly cloudy. High 64°, low 42°.
Pressure30.09 inHg
Wind3.4 mph NE
Humidity53%
Visibility—
Dew point38°
Wed, 2168° / 43°0
Morning48°feels 47°
Afternoon61°feels 59°
Evening63°feels 62°
Overnight48°feels 48°
68 °
Summit, Wednesday, 21 October
Clear. High 68°, low 43°.
Pressure30.06 inHg
Wind5.4 mph NE
Humidity45%
Visibility—
Dew point36°
Thu, 2268° / 45°0
Morning50°feels 50°
Afternoon62°feels 60°
Evening60°feels 59°
Overnight46°feels 46°
68 °
Summit, Thursday, 22 October
Clear. High 68°, low 45°.
Pressure30.03 inHg
Wind4.6 mph W
Humidity39%
Visibility—
Dew point35°
Fri, 2365° / 42°0
Morning47°feels 46°
Afternoon58°feels 55°
Evening60°feels 58°
Overnight45°feels 45°
65 °
Summit, Friday, 23 October
Clear. High 65°, low 42°.
Pressure30.27 inHg
Wind3.8 mph E
Humidity48%
Visibility—
Dew point36°
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.