10-day forecast for Keystone, CA: 59° to 92°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
92°
Best day: Saturday, October 17
71° · 0.29 in
Worst day: Thursday, October 22
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1889° / 69°0
Morning75°feels 74°
Afternoon89°feels 88°
Evening72°feels 72°
Overnight77°feels 78°
89 °
Keystone, Sunday, 18 October
Clear. High 89°, low 69°.
Pressure29.97 inHg
Wind2.8 mph S
Humidity30%
Visibility6.2 mi
Dew point51°
Mon, 1981° / 62°0
Morning65°feels 65°
Afternoon81°feels 81°
Evening69°feels 69°
Overnight67°feels 67°
81 °
Keystone, Monday, 19 October
Clear. High 81°, low 62°.
Pressure29.91 inHg
Wind2.2 mph S
Humidity45%
Visibility6.2 mi
Dew point58°
Tue, 2077° / 62°0
Morning63°feels 63°
Afternoon77°feels 76°
Evening67°feels 67°
Overnight64°feels 64°
77 °
Keystone, Tuesday, 20 October
Mostly clear. High 77°, low 62°.
Pressure29.91 inHg
Wind1.7 mph W
Humidity50%
Visibility6.2 mi
Dew point55°
Wed, 2173° / 61°0.15
Morning64°feels 64°
Afternoon72°feels 71°
Evening68°feels 68°
Overnight64°feels 64°
73 °
Keystone, Wednesday, 21 October
Light rain. High 73°, low 61°.
Pressure29.88 inHg
Wind5.7 mph E
Humidity53%
Visibility—
Dew point53°
Thu, 2271° / 59°0.29
Morning62°feels 62°
Afternoon68°feels 68°
Evening65°feels 65°
Overnight65°feels 64°
71 °
Keystone, Thursday, 22 October
Rain. High 71°, low 59°.
Pressure29.88 inHg
Wind8.5 mph NW
Humidity71%
Visibility—
Dew point58°
Fri, 2371° / 67°0
Morning67°feels 67°
Afternoon69°feels 69°
Evening69°feels 69°
Overnight68°feels 67°
71 °
Keystone, Friday, 23 October
Clear. High 71°, low 67°.
Pressure30.00 inHg
Wind8.6 mph SW
Humidity62%
Visibility—
Dew point55°
Sat, 2476° / 67°0
Morning68°feels 67°
Afternoon71°feels 71°
Evening75°feels 75°
Overnight72°feels 71°
76 °
Keystone, Saturday, 24 October
Clear. High 76°, low 67°.
Pressure30.03 inHg
Wind9 mph W
Humidity53%
Visibility—
Dew point52°
Sun, 2578° / 69°0
Morning71°feels 69°
Afternoon75°feels 73°
Evening76°feels 74°
Overnight72°feels 70°
78 °
Keystone, Sunday, 25 October
Overcast. High 78°, low 69°.
Pressure30.00 inHg
Wind8.6 mph W
Humidity18%
Visibility—
Dew point28°
Mon, 2679° / 71°0
Morning73°feels 71°
Afternoon76°feels 74°
Evening76°feels 75°
Overnight71°feels 70°
79 °
Keystone, Monday, 26 October
Overcast. High 79°, low 71°.
Pressure29.80 inHg
Wind8 mph W
Humidity21%
Visibility—
Dew point32°
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.