Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Historic Thanksgiving travel surge collides with coast-to-coast storm. See the forecast. Chevron right
Atmospheric river to drench Pacific Northwest Thanksgiving Week. Get the forecast. Chevron right

Vandalia, IL

50°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Vandalia

Illinois

50°
No results found.
Try searching for a city, zip code or point of interest.
settings
Vandalia, IL Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps
News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel
For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center
Today

Hourly

 Daily Radar MinuteCast® Monthly Air Quality Health & Activities

12 AM

49°
RealFeel® 45°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 15%
Chevron down
Cloudy

WindNNE 9 mph

Air QualityFair

Wind Gusts10 mph

Humidity97%

Indoor Humidity50% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling800 ft

1 AM

49°
RealFeel® 45°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 6%
Chevron down
Cloudy

WindNNE 8 mph

Air QualityFair

Wind Gusts10 mph

Humidity96%

Indoor Humidity49% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling1000 ft

2 AM

49°
RealFeel® 45°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 6%
Chevron down
Cloudy

WindNNE 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity95%

Indoor Humidity47% (Ideal Humidity)

Dew Point47° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover93%

Visibility10 mi

Cloud Ceiling1200 ft

3 AM

48°
RealFeel® 44°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 6%
Chevron down
Cloudy

WindNNE 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity94%

Indoor Humidity46% (Ideal Humidity)

Dew Point46° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling1500 ft

4 AM

47°
RealFeel® 43°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 6%
Chevron down
Mostly cloudy

WindNNE 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity94%

Indoor Humidity44% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover88%

Visibility10 mi

Cloud Ceiling1900 ft

5 AM

46°
RealFeel® 42°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 6%
Chevron down
Mostly cloudy

WindNNE 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity95%

Indoor Humidity43% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover89%

Visibility10 mi

Cloud Ceiling2300 ft

6 AM

45°
RealFeel® 41°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 5%
Chevron down
Cloudy

WindNNE 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity94%

Indoor Humidity41% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling2700 ft

7 AM

44°
RealFeel® 40°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 1%
Chevron down
Cloudy

RealFeel Shade™40°

WindNNE 7 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts9 mph

Humidity94%

Indoor Humidity39% (Ideal Humidity)

Dew Point42° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling3500 ft

8 AM

45°
RealFeel® 42°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 1%
Chevron down
Mostly cloudy

RealFeel Shade™42°

WindNNE 7 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts8 mph

Humidity89%

Indoor Humidity39% (Ideal Humidity)

Dew Point42° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover78%

Visibility10 mi

Cloud Ceiling4400 ft

9 AM

46°
RealFeel® 44°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 1%
Chevron down
Intermittent clouds

RealFeel Shade™44°

WindNNE 7 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts8 mph

Humidity83%

Indoor Humidity37% (Ideal Humidity)

Dew Point41° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover66%

Visibility10 mi

Cloud Ceiling5200 ft

10 AM

49°
RealFeel® 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 1%
Chevron down
Intermittent clouds

RealFeel Shade™46°

WindNNE 7 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts8 mph

Humidity74%

Indoor Humidity37% (Ideal Humidity)

Dew Point41° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover54%

Visibility10 mi

Cloud Ceiling8600 ft

11 AM

51°
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 1%
Chevron down
Partly sunny

RealFeel Shade™49°

WindN 6 mph

Air QualityFair

Max UV Index2.4 (Low)

Wind Gusts8 mph

Humidity67%

Indoor Humidity37% (Ideal Humidity)

Dew Point41° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover42%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

53°
RealFeel® 56°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 1%
Chevron down
Partly sunny

RealFeel Shade™51°

WindN 6 mph

Air QualityFair

Max UV Index2.6 (Moderate)

Wind Gusts7 mph

Humidity62%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover30%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

54°
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™53°

WindNNW 6 mph

Air QualityFair

Max UV Index2.4 (Low)

Wind Gusts7 mph

Humidity57%

Indoor Humidity35% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

56°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™55°

WindNNW 6 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts7 mph

Humidity53%

Indoor Humidity34% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

55°
RealFeel® 56°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™53°

WindNW 6 mph

Air QualityFair

Max UV Index1.4 (Low)

Wind Gusts7 mph

Humidity55%

Indoor Humidity34% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

53°
RealFeel® 53°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™53°

WindWNW 6 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts7 mph

Humidity59%

Indoor Humidity35% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

50°
RealFeel® 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity67%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

48°
RealFeel® 47°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindWSW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity75%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover9%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

45°
RealFeel® 44°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindWSW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity82%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover2%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

44°
RealFeel® 42°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindSW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity87%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

43°
RealFeel® 41°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindSW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity88%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

43°
RealFeel® 41°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindWSW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity89%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

42°
RealFeel® 40°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindWSW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity90%

Indoor Humidity35% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

Further Ahead

Tomorrow

Sunday

Daily

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Travel

Historic Thanksgiving travel surge collides with coast-to-coast storm

8 hours ago

Hurricane

Atlantic season to end with no US hurricane landfalls

12 hours ago

Sports

Flooding hits Las Vegas ahead of Formula 1 Grand Prix

11 hours ago

Weather Forecasts

Atmospheric river to bring heavy rain, mountain snow to the Northwest

5 hours ago

Weather News

Hurricane Melissa's 252-mph wind gust sets new record

1 day ago

 More Stories

Featured Stories

Astronomy

Moss survives exposure to space in space station experiment

9 hours ago

Weather News

Earthquake strikes Bangladesh, leaves 7 dead

16 hours ago

Weather News

Retired fire captain recalls harrowing fight against Eaton Fire

1 day ago

Winter Weather

It snowed in Hawaii this week, while Denver, Boston wait for 1st flake

2 days ago

Weather News

Indonesia volcano eruption sends deadly ash cloud over nearby town

2 days ago
World North America United States Illinois Vandalia

Weather Near Vandalia:

  • O'Fallon, MO
  • St. Charles, MO
  • St. Louis, MO
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect RealFeel® and RealFeel Shade™ Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect RealFeel® and RealFeel Shade™ Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2025 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | Do Not Sell My Data checkmark Confirmed Not Selling Your Data | Data Sources

...

...

...