Weather forecast for 10 daysWilliamstown, MO

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 59°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphSSW 200°
  • Humidity: 40%
  • UV index: 4
  • Sunrise: 7:20 am CDT
  • Sunset: 6:24 pm CDT
  • ▼
On Saturday, in Williamstown, the weather remains calm, bright, and sunny.
The highest temperature will be a moderate 59°F, while the lowest predicted temperature is a wintry 39.2°F.
The predicted maximum temperature will be moderately lower than October's typical high of 63.3°F.
Sunrise was at 7:20 am and sunset will be at 6:24 pm; the daylight will last for 11h and 4min.

Sunday Oct 18, 2026

  • 66°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 11mphS 187°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:21 am CDT
  • Sunset: 6:23 pm CDT
  • ▼
On Sunday, October 18, uninterrupted sunshine is anticipated.
A considerable disparity in temperature is forecasted, reaching up to a maximum of an enjoyable 66.2°F and falling to a minimum of an icy 39.2°F.
Expect temperatures to reach October's average high of 63.3°F.
Sunrise will be at 7:21 am and sunset at 6:23 pm; tomorrow's daylight will last for 11h and 2min.

10-day overview

Daily temperatures

Maximum temperature: 79°C.
Coldest day: today 59°C.

Chance of precipitation

Highest chance: Sunday 25.10. 16%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 59°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphSSW 200°
  • Humidity: 40%
  • UV index: 4
  • Sunrise: 7:20 am CDT
  • Sunset: 6:24 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 66°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 11mphS 187°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:21 am CDT
  • Sunset: 6:23 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 70°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 4mphSSE 167°
  • Humidity: 57%
  • UV index: 4
  • Sunrise: 7:22 am CDT
  • Sunset: 6:21 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 72°F
  • 48°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 5mphSSE 151°
  • Humidity: 57%
  • UV index: 4
  • Sunrise: 7:23 am CDT
  • Sunset: 6:20 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 75°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphS 184°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:24 am CDT
  • Sunset: 6:18 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 77°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphSSE 167°
  • Humidity: 57%
  • UV index: 4
  • Sunrise: 7:25 am CDT
  • Sunset: 6:17 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 79°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 7mphSE 145°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:26 am CDT
  • Sunset: 6:16 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 77°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 8mphSSE 162°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:27 am CDT
  • Sunset: 6:14 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 79°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 6mphSSW 210°
  • Humidity: 55%
  • UV index: 3
  • Sunrise: 7:29 am CDT
  • Sunset: 6:13 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 75°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 14%
  • Precipitation: 0"
  • Wind: 5mphSE 129°
  • Humidity: 63%
  • UV index: 4
  • Sunrise: 7:30 am CDT
  • Sunset: 6:12 pm CDT
  • ▼
Across the following ten days, a combination of cloud-filled and clear weather is expected.
Rain is not anticipated in Williamstown in the upcoming period.
There will be a considerable variation in temperature in the upcoming days. Maximum temperatures are forecasted between 59°F and 78.8°F, while the lowest nightly temperature differences will be also quite pronounced, as nighttime lows are forecast to fall between 39.2°F and 53.6°F.
With a maximum temperature of 78.8°F, Friday and next Sunday will be the warmest days; today is the coldest day, with a maximum temperature of 59°F.
Updated: Oct 17, 2026 @ 18:32:31 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, conditions remain stable and sunny, with little cloud presence.

Today, the maximum temperature will be 59°F, while the minimum temperature will be 39.2°F.
The highest temperature today will be moderately lower than the average maximum temperature in October. Today, the lowest temperature will be also relatively lower than the average low temperature.

On Saturday, in Williamstown, sunrise was at 7:20 am and sunset will be at 6:24 pm (CDT).

In Williamstown, Missouri, today, there will be 11h and 4min of daylight.

Tomorrow, sunshine is forecasted under mostly clear skies.

Tomorrow, the maximum temperature will be 66.2°F, while the minimum temperature will be 39.2°F.
The highest temperature will be in line with the average maximum of 63.3°F in October. The lowest temperature tomorrow will be moderately lower than the average low temperature.

On Sunday, in Williamstown, sunrise will be at 7:21 am and sunset at 6:23 pm (CDT).

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