10-day forecast for Keystone, CA: 57° to 94°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
94°
Best day: Friday, October 16
67° · 0.37 in
Worst day: Wednesday, October 21
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1792° / 75°0
Morning80°feels 79°
Afternoon91°feels 87°
Evening75°feels 75°
Overnight82°feels 80°
92 °
Keystone, Saturday, 17 October
Mostly clear. High 92°, low 75°.
Pressure30.00 inHg
Wind2 mph E
Humidity13%
Visibility6.2 mi
Dew point36°
Sun, 1887° / 70°0
Morning75°feels 74°
Afternoon86°feels 84°
Evening73°feels 72°
Overnight76°feels 76°
87 °
Keystone, Sunday, 18 October
Clear. High 87°, low 70°.
Pressure29.97 inHg
Wind3.2 mph S
Humidity20%
Visibility6.2 mi
Dew point42°
Mon, 1982° / 63°0
Morning65°feels 65°
Afternoon82°feels 82°
Evening69°feels 70°
Overnight67°feels 68°
82 °
Keystone, Monday, 19 October
Clear. High 82°, low 63°.
Pressure29.91 inHg
Wind2.8 mph S
Humidity43%
Visibility6.2 mi
Dew point58°
Tue, 2076° / 63°0
Morning64°feels 64°
Afternoon76°feels 76°
Evening66°feels 66°
Overnight65°feels 65°
76 °
Keystone, Tuesday, 20 October
Mostly clear. High 76°, low 63°.
Pressure29.88 inHg
Wind2.5 mph SW
Humidity54%
Visibility6.2 mi
Dew point57°
Wed, 2167° / 60°0.37
Morning63°feels 62°
Afternoon67°feels 67°
Evening63°feels 64°
Overnight60°feels 60°
67 °
Keystone, Wednesday, 21 October
Rain. High 67°, low 60°.
Pressure29.91 inHg
Wind3.7 mph SW
Humidity70%
Visibility—
Dew point56°
Thu, 2271° / 57°0.05
Morning60°feels 60°
Afternoon69°feels 68°
Evening69°feels 69°
Overnight66°feels 65°
71 °
Keystone, Thursday, 22 October
Light rain. High 71°, low 57°.
Pressure29.97 inHg
Wind13 mph W
Humidity67%
Visibility—
Dew point56°
Fri, 2370° / 65°0
Morning67°feels 67°
Afternoon69°feels 69°
Evening68°feels 68°
Overnight66°feels 65°
70 °
Keystone, Friday, 23 October
Mostly clear. High 70°, low 65°.
Pressure30.00 inHg
Wind11.1 mph W
Humidity64%
Visibility—
Dew point56°
Sat, 2468° / 63°0.01
Morning64°feels 64°
Afternoon64°feels 63°
Evening67°feels 66°
Overnight67°feels 66°
68 °
Keystone, Saturday, 24 October
Light rain. High 68°, low 63°.
Pressure29.94 inHg
Wind11 mph W
Humidity58%
Visibility—
Dew point49°
Sun, 2571° / 65°0
Morning66°feels 65°
Afternoon68°feels 67°
Evening71°feels 70°
Overnight67°feels 67°
71 °
Keystone, Sunday, 25 October
Partly cloudy. High 71°, low 65°.
Pressure30.03 inHg
Wind8.4 mph W
Humidity56%
Visibility—
Dew point51°
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 Keystone, 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.