10-day forecast for Keystone, WV: 57° to 89°, with precipitation expected on 7 days. The table below breaks each day into morning, afternoon, evening and overnight.
89°
Best day: Monday, August 10
65° · 0.57 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0985° / 69°0.07
Morning71°feels 72°
Afternoon85°feels 86°
Evening75°feels 76°
Overnight70°feels 71°
85 °
Keystone, Sunday, 9 August
Light rain. High 85°, low 69°.
Pressure30.12 inHg
Wind3.3 mph W
Humidity68%
Visibility6.2 mi
Dew point68°
Mon, 1089° / 69°0.02
Morning70°feels 71°
Afternoon84°feels 84°
Evening76°feels 77°
Overnight69°feels 70°
89 °
Keystone, Monday, 10 August
Light rain. High 89°, low 69°.
Pressure30.12 inHg
Wind8 mph W
Humidity52%
Visibility6.2 mi
Dew point64°
Tue, 1181° / 65°0.47
Morning67°feels 68°
Afternoon78°feels 79°
Evening73°feels 74°
Overnight66°feels 66°
81 °
Keystone, Tuesday, 11 August
Rain. High 81°, low 65°.
Pressure30.06 inHg
Wind9.9 mph W
Humidity70%
Visibility6.2 mi
Dew point67°
Wed, 1284° / 62°0.59
Morning67°feels 68°
Afternoon84°feels 87°
Evening64°feels 64°
Overnight65°feels 66°
84 °
Keystone, Wednesday, 12 August
Rain. High 84°, low 62°.
Pressure29.94 inHg
Wind8.1 mph SW
Humidity80%
Visibility6.2 mi
Dew point69°
Thu, 1381° / 62°0.06
Morning68°feels 69°
Afternoon76°feels 76°
Evening68°feels 68°
Overnight65°feels 64°
81 °
Keystone, Thursday, 13 August
Light rain. High 81°, low 62°.
Pressure29.97 inHg
Wind9 mph NW
Humidity59%
Visibility—
Dew point60°
Fri, 1465° / 60°0.57
Morning63°feels 64°
Afternoon64°feels 64°
Evening62°feels 62°
Overnight61°feels 61°
65 °
Keystone, Friday, 14 August
Rain. High 65°, low 60°.
Pressure30.06 inHg
Wind4.2 mph SE
Humidity99%
Visibility—
Dew point63°
Sat, 1579° / 57°0
Morning64°feels 64°
Afternoon76°feels 76°
Evening63°feels 62°
Overnight63°feels 62°
79 °
Keystone, Saturday, 15 August
Mostly clear. High 79°, low 57°.
Pressure30.18 inHg
Wind6.5 mph NW
Humidity30%
Visibility—
Dew point42°
Sun, 1680° / 60°0
Morning68°feels 67°
Afternoon78°feels 78°
Evening69°feels 70°
Overnight66°feels 67°
80 °
Keystone, Sunday, 16 August
Overcast. High 80°, low 60°.
Pressure30.15 inHg
Wind5 mph W
Humidity41%
Visibility—
Dew point52°
Mon, 1779° / 65°0.52
Morning69°feels 70°
Afternoon73°feels 74°
Evening69°feels 70°
Overnight65°feels 66°
79 °
Keystone, Monday, 17 August
Rain. High 79°, low 65°.
Pressure30.06 inHg
Wind4.6 mph W
Humidity83%
Visibility—
Dew point67°
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, WV 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.