10-day forecast for Island Mountain, CA: 53° to 101°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
101°
Best day: Tuesday, August 11
89°
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1090° / 56°0
Morning64°feels 61°
Afternoon89°feels 85°
Evening77°feels 76°
Overnight58°feels 56°
90 °
Island Mountain, Monday, 10 August
Clear. High 90°, low 56°.
Pressure29.80 inHg
Wind6.1 mph W
Humidity10%
Visibility6.2 mi
Dew point34°
Tue, 11101° / 56°0
Morning75°feels 74°
Afternoon101°feels 96°
Evening75°feels 74°
Overnight60°feels 58°
101 °
Island Mountain, Tuesday, 11 August
Clear. High 101°, low 56°.
Pressure29.85 inHg
Wind5.8 mph W
Humidity13%
Visibility6.2 mi
Dew point38°
Wed, 1298° / 60°0
Morning74°feels 73°
Afternoon98°feels 94°
Evening76°feels 75°
Overnight61°feels 59°
98 °
Island Mountain, Wednesday, 12 August
Overcast. High 98°, low 60°.
Pressure29.77 inHg
Wind6.3 mph W
Humidity15%
Visibility6.2 mi
Dew point41°
Thu, 1389° / 58°0
Morning69°feels 68°
Afternoon89°feels 86°
Evening67°feels 66°
Overnight62°feels 61°
89 °
Island Mountain, Thursday, 13 August
Overcast. High 89°, low 58°.
Pressure29.77 inHg
Wind7.1 mph W
Humidity24%
Visibility6.2 mi
Dew point46°
Fri, 1490° / 56°0
Morning73°feels 71°
Afternoon86°feels 84°
Evening68°feels 67°
Overnight60°feels 59°
90 °
Island Mountain, Friday, 14 August
Clear. High 90°, low 56°.
Pressure29.85 inHg
Wind9.4 mph W
Humidity25%
Visibility—
Dew point46°
Sat, 1590° / 57°0
Morning74°feels 73°
Afternoon86°feels 84°
Evening67°feels 67°
Overnight61°feels 60°
90 °
Island Mountain, Saturday, 15 August
Mostly clear. High 90°, low 57°.
Pressure29.94 inHg
Wind10.8 mph W
Humidity25%
Visibility—
Dew point47°
Sun, 1690° / 55°0
Morning72°feels 71°
Afternoon86°feels 83°
Evening68°feels 67°
Overnight60°feels 59°
90 °
Island Mountain, Sunday, 16 August
Overcast. High 90°, low 55°.
Pressure30.00 inHg
Wind9.2 mph W
Humidity23%
Visibility—
Dew point44°
Mon, 1793° / 57°0
Morning75°feels 73°
Afternoon89°feels 86°
Evening69°feels 68°
Overnight60°feels 58°
93 °
Island Mountain, Monday, 17 August
Overcast. High 93°, low 57°.
Pressure29.94 inHg
Wind10.4 mph W
Humidity17%
Visibility—
Dew point39°
Tue, 1893° / 53°0
Morning73°feels 71°
Afternoon89°feels 86°
Evening70°feels 70°
Overnight60°feels 59°
93 °
Island Mountain, Tuesday, 18 August
Clear. High 93°, low 53°.
Pressure29.94 inHg
Wind9.6 mph W
Humidity15%
Visibility—
Dew point35°
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 Island Mountain, 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.