Weather forecast for 10 daysCastell Springs, TN

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 66°F
  • 36°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphNE 55°
  • Humidity: 30%
  • UV index: 5
  • Sunrise: 7:41 am EDT
  • Sunset: 6:51 pm EDT
  • ▼
Today, on Sunday, October 18, sunny skies are in store, with excellent visibility.
A wide temperature range is forecasted, from a high of an enjoyable 66.2°F to a low of a cold 35.6°F.
Expect the maximum temperature to remain consistent with the typical October high of 67.1°F.
Sunrise was at 7:41 am and sunset will be at 6:51 pm; the daylight will last for 11h and 10min.

10-day overview

Daily temperatures

Maximum temperature: 75°C.
Coldest day: today 66°C.

Chance of precipitation

Highest chance: Thursday 8%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 66°F
  • 36°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphNE 55°
  • Humidity: 30%
  • UV index: 5
  • Sunrise: 7:41 am EDT
  • Sunset: 6:51 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 72°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphN 357°
  • Humidity: 47%
  • UV index: 5
  • Sunrise: 7:42 am EDT
  • Sunset: 6:50 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 75°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 5mphNE 36°
  • Humidity: 52%
  • UV index: 5
  • Sunrise: 7:43 am EDT
  • Sunset: 6:49 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 75°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 5mphN 6°
  • Humidity: 51%
  • UV index: 5
  • Sunrise: 7:43 am EDT
  • Sunset: 6:47 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 72°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 6mphNNE 27°
  • Humidity: 55%
  • UV index: 5
  • Sunrise: 7:44 am EDT
  • Sunset: 6:46 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 73°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 5mphNNE 28°
  • Humidity: 53%
  • UV index: 5
  • Sunrise: 7:45 am EDT
  • Sunset: 6:45 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 72°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 5mphNE 53°
  • Humidity: 60%
  • UV index: 5
  • Sunrise: 7:46 am EDT
  • Sunset: 6:44 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 73°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 4mphNNE 20°
  • Humidity: 59%
  • UV index: 5
  • Sunrise: 7:47 am EDT
  • Sunset: 6:42 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 73°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 5mphN 355°
  • Humidity: 56%
  • UV index: 5
  • Sunrise: 7:48 am EDT
  • Sunset: 6:41 pm EDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 75°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 5mphN 1°
  • Humidity: 55%
  • UV index: 5
  • Sunrise: 7:49 am EDT
  • Sunset: 6:40 pm EDT
  • ▼
Throughout the next ten days, primarily sun-filled and occasionally gloomy weather is predicted.
Rainfall is not forecasted in Castell Springs in the upcoming days.
In the upcoming period, the maximum temperature will range between 66.2°F and 75.2°F, while the minimum temperature is forecast to range between 35.6°F and 44.6°F.
With a maximum temperature of 75.2°F, Tuesday, Wednesday and next Tuesday will be the warmest days; today is the coldest day, with a maximum temperature of 66.2°F.
Updated: Oct 18, 2026 @ 18:38:10 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, skies will stay clear and sunny.

Today, the highest temperature will be 66.2°F, while the lowest temperature will be 35.6°F.
Today, the highest temperature will be in line with the average maximum temperature in October. Today, the lowest temperature will be notably lower than the average low of 46°F.

On Sunday, in Castell Springs, sunrise was at 7:41 am and sunset will be at 6:51 pm (EDT).

Today, the daylight will last for 11h and 10min.