Weather WorldVandalia, IL 7-Day Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Vandalia Weather Forecast
Vandalia, IL Weather Forecast Date: 414 PM CDT Sat Oct 24 2026
Weather forecast for Vandalia, IL
Tonight Lo: 45°F Lo: 7°C |
Tonight... Mostly clear. Lows in the mid 40s. Southeast winds around 5 mph. |
Sun Hi: 75°FHi: 24°C Lo: 49°F Lo: 9°C |
Sunday... Mostly sunny. Highs in the mid 70s. Southeast winds around 5 mph. |
Mon Hi: 79°FHi: 26°C Lo: 51°F Lo: 11°C |
Monday... Partly sunny. Highs in the upper 70s. Light and variable winds, becoming southwest around 5 mph in the afternoon. |
| Tue Hi: 75°FHi: 24°C Lo: 51°F Lo: 11°C |
Tuesday... Mostly cloudy. Highs in the mid 70s. Lows in the lower 50s. |
| Wed Hi: 79°FHi: 26°C Lo: 51°F Lo: 11°C |
Wednesday... Mostly sunny. Highs in the upper 70s. |
| Thu Hi: 81°FHi: 27°C Lo: 51°F Lo: 11°C |
Thursday... Mostly clear. Lows in the lower 50s. Highs in the lower 80s. |
| Thu Hi: 81°FHi: 27°C Lo: 51°F Lo: 11°C |
Thursday... Mostly clear. Lows in the lower 50s. Highs in the lower 80s. |
| Fri Hi: 80°FHi: 27°C Lo: 55°F Lo: 13°C |
Friday... Mostly sunny. Highs around 80. |
Vandalia Radar Loop
Use the map search tool if you want to place a location marker on the radar map...