10-day forecast for Summit, CA: 39° to 80°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
80°
Best day: Friday, October 16
61° · 0.26 in
Worst day: Wednesday, October 21
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1776° / 62°0
Morning64°feels 62°
Afternoon76°feels 75°
Evening64°feels 62°
Overnight64°feels 62°
76 °
Summit, Saturday, 17 October
Overcast. High 76°, low 62°.
Pressure30.18 inHg
Wind10.4 mph E
Humidity24%
Visibility6.2 mi
Dew point29°
Sun, 1875° / 57°0
Morning60°feels 57°
Afternoon75°feels 73°
Evening63°feels 60°
Overnight59°feels 57°
75 °
Summit, Sunday, 18 October
Clear. High 75°, low 57°.
Pressure30.03 inHg
Wind3.7 mph E
Humidity22%
Visibility6.2 mi
Dew point30°
Mon, 1974° / 54°0
Morning58°feels 55°
Afternoon74°feels 72°
Evening59°feels 56°
Overnight56°feels 53°
74 °
Summit, Monday, 19 October
Clear. High 74°, low 54°.
Pressure29.94 inHg
Wind6.5 mph NW
Humidity21%
Visibility6.2 mi
Dew point27°
Tue, 2068° / 50°0
Morning53°feels 50°
Afternoon68°feels 66°
Evening56°feels 53°
Overnight52°feels 49°
68 °
Summit, Tuesday, 20 October
Clear. High 68°, low 50°.
Pressure29.85 inHg
Wind10.2 mph SE
Humidity26%
Visibility6.2 mi
Dew point27°
Wed, 2161° / 47°0.26
Morning53°feels 51°
Afternoon59°feels 57°
Evening50°feels 50°
Overnight48°feels 47°
61 °
Summit, Wednesday, 21 October
Light rain. High 61°, low 47°.
Pressure29.91 inHg
Wind12.9 mph E
Humidity44%
Visibility—
Dew point37°
Thu, 2257° / 44°0.01
Morning48°feels 47°
Afternoon55°feels 53°
Evening52°feels 49°
Overnight45°feels 40°
57 °
Summit, Thursday, 22 October
Light rain. High 57°, low 44°.
Pressure29.97 inHg
Wind11.9 mph W
Humidity65%
Visibility—
Dew point42°
Fri, 2362° / 43°0
Morning47°feels 43°
Afternoon57°feels 54°
Evening55°feels 52°
Overnight45°feels 41°
62 °
Summit, Friday, 23 October
Overcast. High 62°, low 43°.
Pressure30.00 inHg
Wind10.4 mph W
Humidity46%
Visibility—
Dew point34°
Sat, 2453° / 39°0
Morning42°feels 37°
Afternoon49°feels 46°
Evening52°feels 49°
Overnight43°feels 38°
53 °
Summit, Saturday, 24 October
Partly cloudy. High 53°, low 39°.
Pressure29.97 inHg
Wind8.7 mph NW
Humidity71%
Visibility—
Dew point38°
Sun, 2562° / 41°0
Morning46°feels 42°
Afternoon58°feels 55°
Evening58°feels 55°
Overnight48°feels 45°
62 °
Summit, Sunday, 25 October
Clear. High 62°, low 41°.
Pressure30.06 inHg
Wind6 mph E
Humidity28%
Visibility—
Dew point23°
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, CA 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.