Weather forecast for 10 daysVandalia, OH

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 54°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphN 5°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:49 am EDT
  • Sunset: 6:54 pm EDT
  • ▼
On Saturday, in Vandalia, clouds and sunshine will alternate throughout the day.
The expected temperature range extends from a high of a fresh 53.6°F to a low of a wintry 33.8°F.
The forecast high is lower and more aligned with what is typical in November than in October.
Sunrise was at 7:49 am and sunset will be at 6:54 pm; the daylight will last for 11h and 5min.

Sunday Oct 18, 2026

  • 63°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 7mphSSE 156°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:50 am EDT
  • Sunset: 6:53 pm EDT
  • ▼
On Sunday, in Vandalia, uninterrupted sunshine is anticipated.
Temperatures are forecasted to peak at an enjoyable 62.6°F and drop to a minimum of an icy 37.4°F.
The expected maximum is predicted to be in line with the regular October temperature of 62.2°F.
Sunrise will be at 7:50 am and sunset at 6:53 pm; tomorrow's daylight will last for 11h and 2min.

10-day overview

Daily temperatures

Warmest period: Sunday - Monday 72°C.
Coldest day: today 54°C.

Chance of precipitation

Highest chance: 8%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 54°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphN 5°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:49 am EDT
  • Sunset: 6:54 pm EDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 63°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 7mphSSE 156°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:50 am EDT
  • Sunset: 6:53 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 68°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphE 84°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:51 am EDT
  • Sunset: 6:51 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 70°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphNNE 31°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:52 am EDT
  • Sunset: 6:50 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 70°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 6mphNNE 17°
  • Humidity: 60%
  • UV index: 4
  • Sunrise: 7:53 am EDT
  • Sunset: 6:48 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 70°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 7mphN 10°
  • Humidity: 59%
  • UV index: 4
  • Sunrise: 7:54 am EDT
  • Sunset: 6:47 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 70°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 7mphNE 45°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 7:55 am EDT
  • Sunset: 6:46 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 68°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 7mphENE 59°
  • Humidity: 57%
  • UV index: 4
  • Sunrise: 7:57 am EDT
  • Sunset: 6:44 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 72°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphESE 107°
  • Humidity: 57%
  • UV index: 4
  • Sunrise: 7:58 am EDT
  • Sunset: 6:43 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 72°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphNW 324°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 7:59 am EDT
  • Sunset: 6:42 pm EDT
  • ▼
Weather models show that a combination of mostly clear and dull weather is forecasted.
Rain is not expected in Vandalia in the upcoming period.
The temperature will vary considerably in the upcoming period. Maximum temperatures are forecasted between 53.6°F and 71.6°F, while the variation in nighttime lows will be also notably wide, as the overnight lows will vary from 33.8°F to 46.4°F.
The warmest days in Vandalia will be next Sunday and Monday, with a maximum of 71.6°F; today is the coldest day, with a maximum temperature of 53.6°F.
Updated: Oct 17, 2026 @ 18:08:53 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, sun and clouds will share the sky, creating a partly cloudy day.

Today, the maximum temperature will be 53.6°F, while the minimum temperature will be 33.8°F.
The maximum temperature today will be a few degrees lower than the average highest temperature in October. The lowest temperature will be notably lower than the average low of 46.4°F.

On Saturday, in Vandalia, sunrise was at 7:49 am and sunset will be at 6:54 pm (EDT).

In Vandalia, the length of the day today will be 11h and 5min.

Tomorrow, in Vandalia, clear and sunny conditions are expected.

Tomorrow, the maximum temperature will be 62.6°F, while the minimum temperature will be 37.4°F.
The maximum temperature tomorrow will be in line with the average highest temperature in October. The lowest temperature will be relatively lower than the average low of 46.4°F.

On Sunday, in Vandalia, sunrise will be at 7:50 am and sunset at 6:53 pm (EDT).

In Vandalia, the length of the day tomorrow will be 11h and 2min.