10-day forecast for Keystone, CA: 58° to 87°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
87°
Best day: Sunday, October 25
69° · 0.63 in
Worst day: Thursday, October 22
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1986° / 68°0
Morning70°feels 71°
Afternoon86°feels 86°
Evening69°feels 70°
Overnight73°feels 74°
86 °
Keystone, Monday, 19 October
Clear. High 86°, low 68°.
Pressure29.91 inHg
Wind2.9 mph SW
Humidity43%
Visibility6.2 mi
Dew point58°
Tue, 2079° / 62°0
Morning64°feels 64°
Afternoon78°feels 78°
Evening68°feels 67°
Overnight66°feels 66°
79 °
Keystone, Tuesday, 20 October
Clear. High 79°, low 62°.
Pressure29.85 inHg
Wind3 mph S
Humidity51%
Visibility6.2 mi
Dew point59°
Wed, 2175° / 61°0.18
Morning62°feels 62°
Afternoon75°feels 75°
Evening66°feels 66°
Overnight63°feels 63°
75 °
Keystone, Wednesday, 21 October
Light rain. High 75°, low 61°.
Pressure29.88 inHg
Wind4.7 mph S
Humidity55%
Visibility6.2 mi
Dew point56°
Thu, 2269° / 58°0.63
Morning61°feels 61°
Afternoon67°feels 67°
Evening66°feels 66°
Overnight61°feels 61°
69 °
Keystone, Thursday, 22 October
Heavy rain. High 69°, low 58°.
Pressure29.91 inHg
Wind5.6 mph E
Humidity72%
Visibility—
Dew point57°
Fri, 2373° / 58°0
Morning61°feels 61°
Afternoon69°feels 69°
Evening70°feels 70°
Overnight67°feels 67°
73 °
Keystone, Friday, 23 October
Clear. High 73°, low 58°.
Pressure30.03 inHg
Wind9.3 mph NW
Humidity67%
Visibility—
Dew point56°
Sat, 2481° / 70°0
Morning72°feels 71°
Afternoon77°feels 76°
Evening79°feels 79°
Overnight76°feels 75°
81 °
Keystone, Saturday, 24 October
Clear. High 81°, low 70°.
Pressure30.00 inHg
Wind8.1 mph W
Humidity33%
Visibility—
Dew point45°
Sun, 2587° / 75°0
Morning77°feels 75°
Afternoon82°feels 80°
Evening86°feels 83°
Overnight79°feels 78°
87 °
Keystone, Sunday, 25 October
Clear. High 87°, low 75°.
Pressure29.88 inHg
Wind9 mph W
Humidity22%
Visibility—
Dew point38°
Mon, 2685° / 74°0
Morning78°feels 77°
Afternoon81°feels 80°
Evening78°feels 78°
Overnight75°feels 74°
85 °
Keystone, Monday, 26 October
Clear. High 85°, low 74°.
Pressure29.80 inHg
Wind9.6 mph W
Humidity26%
Visibility—
Dew point43°
Tue, 2778° / 72°0
Morning73°feels 73°
Afternoon76°feels 76°
Evening76°feels 75°
Overnight72°feels 72°
78 °
Keystone, Tuesday, 27 October
Overcast. High 78°, low 72°.
Pressure29.94 inHg
Wind8.7 mph SW
Humidity50%
Visibility—
Dew point55°
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.