10-day forecast for Grayson, KY: 54° to 98°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
96°
Best day: Monday, August 10
95° · 1.65 in
Worst day: Wednesday, August 12
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0990° / 69°0.17
Morning73°feels 75°
Afternoon86°feels 86°
Evening73°feels 74°
Overnight70°feels 72°
90 °
Grayson, Sunday, 9 August
Rain. High 90°, low 69°.
Pressure30.09 inHg
Wind5.2 mph SW
Humidity52%
Visibility6.2 mi
Dew point69°
Mon, 1096° / 69°0
Morning73°feels 74°
Afternoon95°feels 99°
Evening81°feels 85°
Overnight73°feels 74°
96 °
Grayson, Monday, 10 August
Mostly clear. High 96°, low 69°.
Pressure30.06 inHg
Wind9.6 mph W
Humidity50%
Visibility6.2 mi
Dew point69°
Tue, 1198° / 68°0.17
Morning68°feels 70°
Afternoon92°feels 98°
Evening86°feels 91°
Overnight70°feels 71°
98 °
Grayson, Tuesday, 11 August
Rain. High 98°, low 68°.
Pressure30.03 inHg
Wind5.4 mph SE
Humidity66%
Visibility6.2 mi
Dew point69°
Wed, 1295° / 68°1.65
Morning70°feels 71°
Afternoon93°feels 100°
Evening82°feels 87°
Overnight70°feels 72°
95 °
Grayson, Wednesday, 12 August
Heavy rain. High 95°, low 68°.
Pressure29.85 inHg
Wind7.7 mph SW
Humidity60%
Visibility6.2 mi
Dew point70°
Thu, 1381° / 64°0.91
Morning69°feels 70°
Afternoon76°feels 77°
Evening73°feels 75°
Overnight70°feels 71°
81 °
Grayson, Thursday, 13 August
Heavy rain. High 81°, low 64°.
Pressure29.88 inHg
Wind5.1 mph W
Humidity82%
Visibility—
Dew point69°
Fri, 1480° / 62°0.07
Morning66°feels 66°
Afternoon70°feels 70°
Evening67°feels 67°
Overnight62°feels 62°
80 °
Grayson, Friday, 14 August
Light rain. High 80°, low 62°.
Pressure30.06 inHg
Wind8.9 mph N
Humidity70%
Visibility—
Dew point59°
Sat, 1578° / 55°0
Morning62°feels 62°
Afternoon76°feels 75°
Evening66°feels 66°
Overnight60°feels 59°
78 °
Grayson, Saturday, 15 August
Overcast. High 78°, low 55°.
Pressure30.27 inHg
Wind6.5 mph NE
Humidity36%
Visibility—
Dew point46°
Sun, 1683° / 54°0
Morning64°feels 64°
Afternoon80°feels 79°
Evening69°feels 69°
Overnight61°feels 61°
83 °
Grayson, Sunday, 16 August
Partly cloudy. High 83°, low 54°.
Pressure30.24 inHg
Wind4.7 mph E
Humidity33%
Visibility—
Dew point47°
Mon, 1788° / 59°0
Morning70°feels 70°
Afternoon87°feels 87°
Evening78°feels 79°
Overnight73°feels 74°
88 °
Grayson, Monday, 17 August
Partly cloudy. High 88°, low 59°.
Pressure30.09 inHg
Wind7 mph SW
Humidity39%
Visibility—
Dew point57°
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 Grayson, KY 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.