Mount Vernon, MO Weather Tomorrow

Follow tomorrow's Mount Vernon weather with an accurate 5 day outlook that includes precipitation potential, daytime and nighttime forecasts, temperature highs and lows in Fahrenheit and Celsius, sunrise and sunset times, cloud cover, wind chill, wind speed, and wind direction for the Mount Vernon area and around Lawrence county, Missouri.
Updated: Wed Sep 2nd 2026 8:00 PM CDT
Mount Vernon, MO Weather – 9-2 – Sunny
102° / 76°
Sunny
Daytime highs will reach 102°F with lows dropping to 76°F in Mount Vernon, where bright and sunny conditions. There's a very small chance of rainfall, only about 2%. Wind will be moderate, blowing around 16mph on average and gusts of 30.4mph at 9 PM. Humidity levels should be comfortable, sitting around 45% on average, the maximum being 40% at 11 PM and 34% being its lowest at 9 PM. Barometric pressure is its highest of 29.94inHg at 10 PM, a lowest point of 29.91inHg at 9 PM with an avg 29.93inHg.
Mount Vernon, MO Weather – 9-3 – Sunny
97° / 75°

Weather Tomorrow

Sunny
In Mount Vernon, sunshine is likely with a high near 97°F and a low around 75°F. There's a very small chance of rainfall, only about 1%. Wind will be moderate, blowing around 16mph on average and gusts of 28.9mph at 11 PM. Humidity levels should be comfortable, sitting around 49% on average, the maximum being 76% at 7 AM and 24% being its lowest at 4 PM. Barometric pressure is its highest of 29.99inHg at 8 AM, a lowest point of 29.84inHg at 5 PM with an avg 29.92inHg.
Mount Vernon, MO Weather – 9-4 – Sunny
96° / 74°
Sunny
Bright and sunny conditions in Mount Vernon, with a high of 96°F and a low of 74°F. There's a very small chance of rainfall, only about 2%. Wind will be moderate, blowing around 20mph on average and gusts of 28.2mph at 4 PM. Humidity levels should be comfortable, sitting around 53% on average, the maximum being 78% at 7 AM and 28% being its lowest at 3 PM. Barometric pressure is its highest of 30inHg at 9 AM, a lowest point of 29.88inHg at 6 PM with an avg 29.94inHg.
Mount Vernon, MO Weather – 9-5 – Sunny
96° / 76°
Sunny
Highs will reach 96°F with lows near 76°F in Mount Vernon, where a sunny day is. There's a very small chance of rainfall, only about 5% with an estimated 0in. Wind will be moderate, blowing around 11mph on average and gusts of 20.6mph at 2 PM. Humidity levels should be comfortable, sitting around 49% on average, the maximum being 71% at 7 AM and 28% being its lowest at 5 PM. Barometric pressure is its highest of 29.99inHg at 8 AM, a lowest point of 29.86inHg at 6 PM with an avg 29.93inHg.
Mount Vernon, MO Weather – 9-6 – Overcast
97° / 79°
Overcast
In Mount Vernon, cloud-filled skies are likely with a high near 97°F and a low around 79°F. Rainfall predicted to have a 57% chance with an estimated 0.04in. Wind will be moderate, blowing around 15mph on average and gusts of 26.9mph at 9 PM. Humidity levels should be comfortable, sitting around 50% on average, the maximum being 65% at 7 AM and 26% being its lowest at 1 PM. Barometric pressure is its highest of 29.96inHg at 8 AM, a lowest point of 29.85inHg at 8 PM with an avg 29.9inHg.
Mount Vernon, MO Weather – 9-7 – Scattered Showers
97° / 75°
Scattered Showers
In Mount Vernon, on and off showers are set to occur with highs near 97°F and lows around 75°F. There's a moderate 39% chance of rainfall with an estimated 0.04in. Wind will be moderate, blowing around 13mph on average and gusts of 25.5mph at 10 PM. Humidity levels should be comfortable, sitting around 49% on average, the maximum being 81% at 4 AM and 26% being its lowest at 4 PM. Barometric pressure is its highest of 29.95inHg at 10 AM, a lowest point of 29.85inHg at 4 PM with an avg 29.9inHg.

Currently

Clear 91°F
29.88 inHg.
Barometer
30%
Humidity
SSE 17.3 mph
Wind
Clear

5 Day Forecast Nearby

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