Live Weather & Forecast
Weather in Mount Vernon
Missouri, United States · Real-time conditions & 3-day outlook
20°C
Feels like 20°C
69°F / Feels 69°F
Overcast
Mount Vernon, Missouri
🌙 Nighttime
Updated: 2026-04-13 01:30
Humidity
83%
Wind
31.7 km/h SSW
Wind Gust
50.8 km/h
Pressure
1016 mb
Visibility
16 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
100%
Dew Point
16.4°C
Wind Degree
203°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
138.9 μg/m³
NO₂
2.7 μg/m³
O₃
67 μg/m³
SO₂
1 μg/m³
PM 2.5
4.3 μg/m³
PM 10
4.4 μg/m³
Today's Hourly Forecast
24-hour breakdown for Mount Vernon, Missouri
12 AM
18°
Clear
1 AM
20°
Overcast
2 AM
18°
Cloudy
3 AM
18°
Overcast
4 AM
19°
Overcast
5 AM
19°
Overcast
6 AM
18°
Partly Cloudy
7 AM
19°
Sunny
8 AM
19°
Overcast
9 AM
20°
Overcast
10 AM
21°
Overcast
11 AM
22°
Overcast
12 PM
22°
Overcast
1 PM
22°
Thundery outbreaks in nearby
2 PM
22°
Overcast
3 PM
22°
Overcast
4 PM
22°
Overcast
5 PM
22°
Overcast
6 PM
22°
Overcast
7 PM
21°
Overcast
8 PM
21°
Overcast
9 PM
21°
Overcast
10 PM
21°
Thundery outbreaks in nearby
11 PM
21°
Thundery outbreaks in nearby
3-Day Forecast
Daily overview for Mount Vernon, Missouri
Today
Overcast
23°
/
18°
🌧️ 0% chance of rain
💧 Avg. humidity: 87%
💨 Max wind: 38.5 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.5
🌅 Sunrise: 06:43 AM
🌇 Sunset: 07:49 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Thundery outbreaks in nearby
26°
/
20°
🌧️ 0% chance of rain
💧 Avg. humidity: 81%
💨 Max wind: 38.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2
🌅 Sunrise: 06:42 AM
🌇 Sunset: 07:50 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Thundery outbreaks in nearby
20°
/
18°
🌧️ 0% chance of rain
💧 Avg. humidity: 88%
💨 Max wind: 38.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 0.7
🌅 Sunrise: 06:41 AM
🌇 Sunset: 07:51 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Best Time to Visit Mount Vernon
Plan your trip to Mount Vernon, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Mount Vernon?
Current conditions in Mount Vernon: Overcast, temperature 20°C, humidity 83%.
What is the best time to visit Mount Vernon?
The best time to visit Mount Vernon is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Mount Vernon?
Mount Vernon is located at approximately 37.1° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Mount Vernon?
The wettest period in Mount Vernon is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Mount Vernon?
For visits to Mount Vernon during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Mount Vernon in?
Mount Vernon is located in United States, in the state of Missouri.
What are the public holidays in Mount Vernon in 2026?
View the 2026 public holidays for Mount Vernon on our Holidays page.
What are the GPS coordinates used for the weather forecast in Mount Vernon?
The weather forecast for Mount Vernon uses coordinates 37.1037, -93.8185.