10-day forecast for Keystone, WA: 41° to 64°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
64°
Best day: Wednesday, November 11
51° · 0.2 in
Worst day: Monday, November 16
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0858° / 45°0.02
Morning52°feels 50°
Afternoon56°feels 54°
Evening48°feels 48°
Overnight53°feels 51°
58 °
Keystone, Sunday, 8 November
Light rain. High 58°, low 45°.
Pressure30.09 inHg
Wind15.6 mph SW
Humidity53%
Visibility6.2 mi
Dew point38°
Mon, 0954° / 42°0.07
Morning44°feels 41°
Afternoon54°feels 52°
Evening47°feels 44°
Overnight44°feels 41°
54 °
Keystone, Monday, 9 November
Light rain. High 54°, low 42°.
Pressure30.09 inHg
Wind5.2 mph E
Humidity66%
Visibility6.2 mi
Dew point41°
Tue, 1055° / 43°0.02
Morning44°feels 41°
Afternoon54°feels 53°
Evening47°feels 45°
Overnight44°feels 40°
55 °
Keystone, Tuesday, 10 November
Light rain. High 55°, low 43°.
Pressure30.21 inHg
Wind6.7 mph S
Humidity74%
Visibility6.2 mi
Dew point47°
Wed, 1164° / 46°0
Morning50°feels 47°
Afternoon57°feels 55°
Evening56°feels 54°
Overnight47°feels 44°
64 °
Keystone, Wednesday, 11 November
Overcast. High 64°, low 46°.
Pressure30.06 inHg
Wind4.8 mph SE
Humidity52%
Visibility6.2 mi
Dew point43°
Thu, 1261° / 45°0
Morning48°feels 45°
Afternoon55°feels 53°
Evening55°feels 53°
Overnight47°feels 44°
61 °
Keystone, Thursday, 12 November
Overcast. High 61°, low 45°.
Pressure29.91 inHg
Wind6 mph E
Humidity57%
Visibility—
Dew point38°
Fri, 1358° / 45°0
Morning48°feels 45°
Afternoon53°feels 51°
Evening52°feels 49°
Overnight47°feels 45°
58 °
Keystone, Friday, 13 November
Overcast. High 58°, low 45°.
Pressure29.91 inHg
Wind9.7 mph S
Humidity57%
Visibility—
Dew point37°
Sat, 1460° / 44°0
Morning48°feels 45°
Afternoon54°feels 51°
Evening53°feels 50°
Overnight50°feels 47°
60 °
Keystone, Saturday, 14 November
Overcast. High 60°, low 44°.
Pressure29.80 inHg
Wind10.3 mph E
Humidity49%
Visibility—
Dew point34°
Sun, 1558° / 48°0
Morning50°feels 47°
Afternoon54°feels 51°
Evening53°feels 50°
Overnight51°feels 48°
58 °
Keystone, Sunday, 15 November
Overcast. High 58°, low 48°.
Pressure29.65 inHg
Wind8.7 mph E
Humidity44%
Visibility—
Dew point32°
Mon, 1651° / 41°0.2
Morning46°feels 39°
Afternoon47°feels 39°
Evening47°feels 41°
Overnight42°feels 36°
51 °
Keystone, Monday, 16 November
Rain. High 51°, low 41°.
Pressure29.91 inHg
Wind22 mph SW
Humidity67%
Visibility—
Dew point36°
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, WA 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.