10-day forecast for Summit, CA: 59° to 96°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
96°
Best day: Monday, August 10
87°
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0992° / 65°0
Morning74°feels 73°
Afternoon92°feels 87°
Evening79°feels 79°
Overnight69°feels 67°
92 °
Summit, Sunday, 9 August
Clear. High 92°, low 65°.
Pressure29.85 inHg
Wind7.5 mph SW
Humidity12%
Visibility6.2 mi
Dew point36°
Mon, 1096° / 66°0
Morning83°feels 81°
Afternoon96°feels 92°
Evening82°feels 80°
Overnight67°feels 65°
96 °
Summit, Monday, 10 August
Overcast. High 96°, low 66°.
Pressure29.91 inHg
Wind7.8 mph SW
Humidity15%
Visibility6.2 mi
Dew point40°
Tue, 1193° / 71°0
Morning80°feels 80°
Afternoon93°feels 89°
Evening81°feels 79°
Overnight74°feels 72°
93 °
Summit, Tuesday, 11 August
Overcast. High 93°, low 71°.
Pressure29.94 inHg
Wind6 mph W
Humidity16%
Visibility6.2 mi
Dew point39°
Wed, 1293° / 70°0
Morning78°feels 77°
Afternoon90°feels 86°
Evening89°feels 85°
Overnight73°feels 71°
93 °
Summit, Wednesday, 12 August
Partly cloudy. High 93°, low 70°.
Pressure29.88 inHg
Wind16.8 mph NW
Humidity15%
Visibility—
Dew point33°
Thu, 1389° / 69°0
Morning74°feels 71°
Afternoon86°feels 83°
Evening86°feels 82°
Overnight71°feels 69°
89 °
Summit, Thursday, 13 August
Partly cloudy. High 89°, low 69°.
Pressure29.85 inHg
Wind11.9 mph W
Humidity17%
Visibility—
Dew point34°
Fri, 1487° / 66°0
Morning72°feels 69°
Afternoon83°feels 81°
Evening81°feels 79°
Overnight67°feels 65°
87 °
Summit, Friday, 14 August
Overcast. High 87°, low 66°.
Pressure29.94 inHg
Wind10.7 mph SW
Humidity20%
Visibility—
Dew point36°
Sat, 1589° / 63°0
Morning69°feels 67°
Afternoon85°feels 82°
Evening85°feels 82°
Overnight68°feels 67°
89 °
Summit, Saturday, 15 August
Clear. High 89°, low 63°.
Pressure30.00 inHg
Wind10.5 mph SW
Humidity22%
Visibility—
Dew point39°
Sun, 1691° / 65°0
Morning71°feels 69°
Afternoon88°feels 84°
Evening86°feels 83°
Overnight69°feels 67°
91 °
Summit, Sunday, 16 August
Partly cloudy. High 91°, low 65°.
Pressure30.03 inHg
Wind10.2 mph SW
Humidity18%
Visibility—
Dew point36°
Mon, 1791° / 65°0
Morning71°feels 69°
Afternoon87°feels 83°
Evening85°feels 81°
Overnight68°feels 65°
91 °
Summit, Monday, 17 August
Mostly clear. High 91°, low 65°.
Pressure30.06 inHg
Wind13.1 mph NW
Humidity19%
Visibility—
Dew point37°
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.