10-day forecast for Summit, CA: 44° to 78°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
78°
Best day: Friday, October 16
59° · 0.25 in
Worst day: Wednesday, October 21
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1777° / 54°0
Morning62°feels 59°
Afternoon77°feels 75°
Evening64°feels 62°
Overnight57°feels 54°
77 °
Summit, Saturday, 17 October
Mostly clear. High 77°, low 54°.
Pressure30.15 inHg
Wind10 mph E
Humidity23%
Visibility6.2 mi
Dew point28°
Sun, 1874° / 53°0
Morning58°feels 55°
Afternoon74°feels 72°
Evening63°feels 60°
Overnight55°feels 52°
74 °
Summit, Sunday, 18 October
Clear. High 74°, low 53°.
Pressure30.03 inHg
Wind3.8 mph E
Humidity22%
Visibility6.2 mi
Dew point29°
Mon, 1974° / 53°0
Morning57°feels 55°
Afternoon74°feels 72°
Evening58°feels 56°
Overnight55°feels 52°
74 °
Summit, Monday, 19 October
Clear. High 74°, low 53°.
Pressure29.91 inHg
Wind6.5 mph NW
Humidity21%
Visibility6.2 mi
Dew point26°
Tue, 2064° / 47°0
Morning50°feels 47°
Afternoon63°feels 61°
Evening58°feels 56°
Overnight50°feels 48°
64 °
Summit, Tuesday, 20 October
Overcast. High 64°, low 47°.
Pressure29.83 inHg
Wind9.8 mph S
Humidity29%
Visibility—
Dew point29°
Wed, 2159° / 44°0.25
Morning47°feels 44°
Afternoon53°feels 51°
Evening52°feels 50°
Overnight47°feels 46°
59 °
Summit, Wednesday, 21 October
Light rain. High 59°, low 44°.
Pressure29.94 inHg
Wind9.9 mph SE
Humidity60%
Visibility—
Dew point39°
Thu, 2255° / 47°0.13
Morning49°feels 48°
Afternoon53°feels 51°
Evening52°feels 49°
Overnight48°feels 44°
55 °
Summit, Thursday, 22 October
Light rain. High 55°, low 47°.
Pressure29.94 inHg
Wind13.3 mph W
Humidity61%
Visibility—
Dew point39°
Fri, 2357° / 47°0.06
Morning49°feels 45°
Afternoon54°feels 52°
Evening52°feels 50°
Overnight48°feels 44°
57 °
Summit, Friday, 23 October
Light rain. High 57°, low 47°.
Pressure29.97 inHg
Wind11.5 mph NW
Humidity59%
Visibility—
Dew point39°
Sat, 2458° / 44°0
Morning46°feels 42°
Afternoon52°feels 50°
Evening53°feels 51°
Overnight46°feels 42°
58 °
Summit, Saturday, 24 October
Partly cloudy. High 58°, low 44°.
Pressure30.03 inHg
Wind9.2 mph NW
Humidity65%
Visibility—
Dew point39°
Sun, 2563° / 44°0
Morning48°feels 45°
Afternoon58°feels 56°
Evening57°feels 55°
Overnight49°feels 46°
63 °
Summit, Sunday, 25 October
Clear. High 63°, low 44°.
Pressure30.03 inHg
Wind6.7 mph W
Humidity41%
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, 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.