10-day forecast for Mount Vernon, IA: 40° to 67°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
64°
Best day: Sunday, November 1
67° · 0.81 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 0266° / 55°0.22
Morning58°feels 57°
Afternoon58°feels 57°
Evening64°feels 65°
Overnight56°feels 56°
66 °
Mount Vernon, Monday, 2 November
Rain. High 66°, low 55°.
Pressure29.88 inHg
Wind15.9 mph SE
Humidity86%
Visibility6.2 mi
Dew point57°
Tue, 0367° / 60°0.81
Morning65°feels 65°
Afternoon66°feels 67°
Evening61°feels 61°
Overnight65°feels 66°
67 °
Mount Vernon, Tuesday, 3 November
Rain. High 67°, low 60°.
Pressure29.65 inHg
Wind13 mph S
Humidity96%
Visibility1.8 mi
Dew point65°
Wed, 0460° / 50°0.16
Morning54°feels 53°
Afternoon55°feels 53°
Evening51°feels 49°
Overnight58°feels 58°
60 °
Mount Vernon, Wednesday, 4 November
Rain. High 60°, low 50°.
Pressure29.62 inHg
Wind11.9 mph SW
Humidity81%
Visibility4.9 mi
Dew point50°
Thu, 0554° / 51°0.03
Morning51°feels 50°
Afternoon52°feels 51°
Evening53°feels 51°
Overnight51°feels 50°
54 °
Mount Vernon, Thursday, 5 November
Light rain. High 54°, low 51°.
Pressure29.83 inHg
Wind12.3 mph NW
Humidity85%
Visibility—
Dew point47°
Fri, 0651° / 43°0
Morning45°feels 41°
Afternoon50°feels 48°
Evening49°feels 49°
Overnight48°feels 46°
51 °
Mount Vernon, Friday, 6 November
Overcast. High 51°, low 43°.
Pressure30.18 inHg
Wind8.8 mph N
Humidity68%
Visibility—
Dew point39°
Sat, 0756° / 45°0.01
Morning48°feels 46°
Afternoon55°feels 53°
Evening51°feels 49°
Overnight49°feels 47°
56 °
Mount Vernon, Saturday, 7 November
Light rain. High 56°, low 45°.
Pressure29.71 inHg
Wind7.7 mph NW
Humidity66%
Visibility—
Dew point43°
Sun, 0855° / 43°0
Morning46°feels 42°
Afternoon52°feels 49°
Evening47°feels 43°
Overnight46°feels 42°
55 °
Mount Vernon, Sunday, 8 November
Clear. High 55°, low 43°.
Pressure29.85 inHg
Wind13.6 mph NW
Humidity58%
Visibility—
Dew point37°
Mon, 0957° / 40°0
Morning44°feels 40°
Afternoon53°feels 50°
Evening49°feels 46°
Overnight46°feels 42°
57 °
Mount Vernon, Monday, 9 November
Mostly clear. High 57°, low 40°.
Pressure29.91 inHg
Wind8.5 mph W
Humidity51%
Visibility—
Dew point34°
Tue, 1057° / 43°0
Morning47°feels 44°
Afternoon56°feels 53°
Evening48°feels 45°
Overnight45°feels 42°
57 °
Mount Vernon, Tuesday, 10 November
Overcast. High 57°, low 43°.
Pressure30.03 inHg
Wind10.3 mph NW
Humidity40%
Visibility—
Dew point31°
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, IA 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.