Live Weather & Forecast

Weather in Vandalia

Missouri, United States · Real-time conditions & 3-day outlook

Flag of United States
Partly cloudy
24°C
Feels like 26°C
75°F / Feels 78°F
Partly cloudy
Vandalia, Missouri
🌞 Daytime
Updated: 2026-04-15 14:15
💧
Humidity
64%
💨
Wind
28.4 km/h SSW
🌬️
Wind Gust
32.9 km/h
🌡️
Pressure
1010 mb
👁️
Visibility
16 km
☀️
UV Index
5.8 (Moderate)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
75%
💦
Dew Point
19.4°C
🌐
Wind Degree
213°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
149.9 μg/m³
NO₂
3.3 μg/m³
O₃
73 μg/m³
SO₂
1.1 μg/m³
PM 2.5
3.7 μg/m³
PM 10
3.9 μg/m³

Weather Alerts 5

Met · Severe · Immediate
Flood Warning issued April 14 at 9:26PM CDT until April 17 at 1:00AM CDT by NWS St Louis MO

...The Flood Warning continues for the following rivers in Illinois...Missouri... Mississippi River at Clarksville. Mississippi River at Louisiana. Mississippi River at Hannibal. Mississippi River at Saverton. ...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Winfield. River forecasts are based on observed precipitation and forecast pre...

Motorists should not attempt to drive around barricades or drive cars through flooded areas. Rainfall heavier than forecast could cause river levels to rise even higher than predicted. The National Weather Service will monitor this developing situation and issue follow up statements as conditions...

Effective: 2026-04-14T21:26:00-05:00  ·  Expires: 2026-04-16T09:30:00-05:00
Met · Severe · Immediate
Flood Warning issued April 15 at 11:44AM CDT until April 17 at 1:00AM CDT by NWS St Louis MO

...The Flood Warning continues for the following rivers in Missouri...Illinois... Mississippi River at Saverton. Mississippi River at Winfield. Mississippi River at Hannibal. Mississippi River at Clarksville. Mississippi River at Louisiana. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flo...

Motorists should not attempt to drive around barricades or drive cars through flooded areas. Rainfall heavier than forecast could cause river levels to rise even higher than predicted. The National Weather Service will monitor this developing situation and issue follow up statements as conditions...

Effective: 2026-04-15T11:44:00-05:00  ·  Expires: 2026-04-16T23:45:00-05:00
Met · Severe · Immediate
Flood Warning issued April 14 at 9:26PM CDT until April 21 at 1:00AM CDT by NWS St Louis MO

...The Flood Warning continues for the following rivers in Illinois...Missouri... Mississippi River at Clarksville. Mississippi River at Louisiana. Mississippi River at Hannibal. Mississippi River at Saverton. ...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Winfield. River forecasts are based on observed precipitation and forecast pre...

Motorists should not attempt to drive around barricades or drive cars through flooded areas. Rainfall heavier than forecast could cause river levels to rise even higher than predicted. The National Weather Service will monitor this developing situation and issue follow up statements as conditions...

Effective: 2026-04-14T21:26:00-05:00  ·  Expires: 2026-04-16T09:30:00-05:00
Met · Severe · Immediate
Flood Warning issued April 14 at 9:26PM CDT until April 20 at 1:00PM CDT by NWS St Louis MO

...The Flood Warning continues for the following rivers in Illinois...Missouri... Mississippi River at Clarksville. Mississippi River at Louisiana. Mississippi River at Hannibal. Mississippi River at Saverton. ...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Winfield. River forecasts are based on observed precipitation and forecast pre...

Motorists should not attempt to drive around barricades or drive cars through flooded areas. Rainfall heavier than forecast could cause river levels to rise even higher than predicted. The National Weather Service will monitor this developing situation and issue follow up statements as conditions...

Effective: 2026-04-14T21:26:00-05:00  ·  Expires: 2026-04-16T09:30:00-05:00
Met · Severe · Immediate
Flood Warning issued April 15 at 11:44AM CDT until April 20 at 1:00PM CDT by NWS St Louis MO

...The Flood Warning continues for the following rivers in Missouri...Illinois... Mississippi River at Saverton. Mississippi River at Winfield. Mississippi River at Hannibal. Mississippi River at Clarksville. Mississippi River at Louisiana. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flo...

Motorists should not attempt to drive around barricades or drive cars through flooded areas. Rainfall heavier than forecast could cause river levels to rise even higher than predicted. The National Weather Service will monitor this developing situation and issue follow up statements as conditions...

Effective: 2026-04-15T11:44:00-05:00  ·  Expires: 2026-04-16T23:45:00-05:00

Today's Hourly Forecast

24-hour breakdown for Vandalia, Missouri

12 AM
Clear
23°
Clear
💧 67% 💨 13.3 km/h
1 AM
Clear
23°
Clear
💧 73% 💨 18.7 km/h
2 AM
Clear
22°
Clear
💧 73% 💨 16.2 km/h
3 AM
Clear
22°
Clear
💧 75% 💨 24.8 km/h
4 AM
Clear
22°
Clear
💧 73% 💨 24.5 km/h
5 AM
Clear
22°
Clear
💧 73% 💨 22.3 km/h
6 AM
Patchy rain nearby
21°
Patchy rain nearby
💧 68% 💨 22.3 km/h 🌧️ 77%
7 AM
Sunny
21°
Sunny
💧 67% 💨 20.5 km/h
8 AM
Sunny
22°
Sunny
💧 66% 💨 13.7 km/h
9 AM
Patchy rain nearby
21°
Patchy rain nearby
💧 67% 💨 13.3 km/h 🌧️ 71%
10 AM
Patchy rain nearby
22°
Patchy rain nearby
💧 77% 💨 16.9 km/h 🌧️ 100%
11 AM
Patchy rain nearby
23°
Patchy rain nearby
💧 79% 💨 20.5 km/h 🌧️ 100%
12 PM
Patchy rain nearby
23°
Patchy rain nearby
💧 74% 💨 24.5 km/h 🌧️ 65%
1 PM
Patchy rain nearby
24°
Patchy rain nearby
💧 75% 💨 23 km/h 🌧️ 100%
2 PM
Partly cloudy
24°
Partly cloudy
💧 64% 💨 28.4 km/h
3 PM
Patchy rain nearby
25°
Patchy rain nearby
💧 77% 💨 25.6 km/h 🌧️ 100%
4 PM
Partly Cloudy
26°
Partly Cloudy
💧 68% 💨 26.3 km/h
5 PM
Sunny
26°
Sunny
💧 66% 💨 25.2 km/h
6 PM
Partly Cloudy
24°
Partly Cloudy
💧 71% 💨 27.4 km/h
7 PM
Patchy light drizzle
22°
Patchy light drizzle
💧 85% 💨 21.6 km/h 🌧️ 100%
8 PM
Patchy rain nearby
20°
Patchy rain nearby
💧 86% 💨 18.4 km/h 🌧️ 100%
9 PM
Clear
18°
Clear
💧 86% 💨 16.9 km/h
10 PM
Clear
18°
Clear
💧 88% 💨 20.5 km/h
11 PM
Clear
18°
Clear
💧 90% 💨 32.4 km/h

3-Day Forecast

Daily overview for Vandalia, Missouri

Today
Moderate rain
Moderate rain
27° / 17°
🌧️ 78% chance of rain
💧 Avg. humidity: 75%
💨 Max wind: 32.4 km/h
🌧️ Total precip: 7.22 mm
☀️ UV Index: 1.4
🌅 Sunrise: 06:29 AM
🌇 Sunset: 07:44 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Thu, Apr 16
Cloudy
Cloudy
27° / 16°
🌧️ 0% chance of rain
💧 Avg. humidity: 76%
💨 Max wind: 20.2 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.8
🌅 Sunrise: 06:27 AM
🌇 Sunset: 07:45 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Partly Cloudy
Partly Cloudy
28° / 14°
🌧️ 0% chance of rain
💧 Avg. humidity: 77%
💨 Max wind: 29.5 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.9
🌅 Sunrise: 06:26 AM
🌇 Sunset: 07:46 PM
🌙 New Moon
🌑 Moon: 0% lit

Best Time to Visit Vandalia

Plan your trip to Vandalia, 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.
← Back to Vandalia 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Vandalia?
Current conditions in Vandalia: Partly cloudy, temperature 24°C, humidity 64%.
What is the best time to visit Vandalia?
The best time to visit Vandalia is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Vandalia?
Vandalia is located at approximately 39.3° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Vandalia?
The wettest period in Vandalia is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Vandalia?
For visits to Vandalia during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Vandalia in?
Vandalia is located in United States, in the state of Missouri.
What are the public holidays in Vandalia in 2026?
View the 2026 public holidays for Vandalia on our Holidays page.
What are the GPS coordinates used for the weather forecast in Vandalia?
The weather forecast for Vandalia uses coordinates 39.3109, -91.4885.