10-day forecast for Mount Vernon, OH: 55° to 89°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
89°
Best day: Sunday, August 9
87° · 1.51 in
Worst day: Monday, August 10
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0989° / 63°0.03
Morning66°feels 66°
Afternoon83°feels 84°
Evening80°feels 80°
Overnight70°feels 71°
89 °
Mount Vernon, Sunday, 9 August
Light rain. High 89°, low 63°.
Pressure30.09 inHg
Wind4.9 mph SW
Humidity59%
Visibility6.2 mi
Dew point62°
Mon, 1087° / 66°1.51
Morning69°feels 70°
Afternoon81°feels 86°
Evening76°feels 78°
Overnight70°feels 71°
87 °
Mount Vernon, Monday, 10 August
Heavy rain. High 87°, low 66°.
Pressure30.03 inHg
Wind14 mph SW
Humidity85%
Visibility6.2 mi
Dew point73°
Tue, 1180° / 65°0.43
Morning67°feels 68°
Afternoon79°feels 79°
Evening72°feels 74°
Overnight66°feels 67°
80 °
Mount Vernon, Tuesday, 11 August
Heavy rain. High 80°, low 65°.
Pressure29.97 inHg
Wind12.3 mph SW
Humidity82%
Visibility6.2 mi
Dew point66°
Wed, 1281° / 67°0.5
Morning69°feels 70°
Afternoon81°feels 84°
Evening74°feels 76°
Overnight68°feels 69°
81 °
Mount Vernon, Wednesday, 12 August
Rain. High 81°, low 67°.
Pressure29.80 inHg
Wind4.6 mph W
Humidity85%
Visibility6.2 mi
Dew point70°
Thu, 1372° / 61°0
Morning65°feels 65°
Afternoon71°feels 71°
Evening64°feels 64°
Overnight61°feels 61°
72 °
Mount Vernon, Thursday, 13 August
Overcast. High 72°, low 61°.
Pressure30.03 inHg
Wind10.3 mph NW
Humidity59%
Visibility—
Dew point56°
Fri, 1474° / 56°0
Morning63°feels 62°
Afternoon72°feels 72°
Evening65°feels 64°
Overnight60°feels 59°
74 °
Mount Vernon, Friday, 14 August
Mostly clear. High 74°, low 56°.
Pressure30.09 inHg
Wind7.2 mph N
Humidity53%
Visibility—
Dew point53°
Sat, 1574° / 57°0
Morning65°feels 64°
Afternoon73°feels 73°
Evening66°feels 66°
Overnight59°feels 59°
74 °
Mount Vernon, Saturday, 15 August
Overcast. High 74°, low 57°.
Pressure30.27 inHg
Wind5.3 mph W
Humidity60%
Visibility—
Dew point58°
Sun, 1676° / 55°0
Morning63°feels 62°
Afternoon75°feels 75°
Evening69°feels 69°
Overnight63°feels 62°
76 °
Mount Vernon, Sunday, 16 August
Mostly clear. High 76°, low 55°.
Pressure30.15 inHg
Wind4.9 mph E
Humidity56%
Visibility—
Dew point57°
Mon, 1771° / 60°0.01
Morning66°feels 66°
Afternoon70°feels 71°
Evening66°feels 67°
Overnight63°feels 63°
71 °
Mount Vernon, Monday, 17 August
Light rain. High 71°, low 60°.
Pressure30.06 inHg
Wind4.6 mph NE
Humidity73%
Visibility—
Dew point61°
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 Mount Vernon, OH 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.