Weather forecast for 10 daysCastalian Springs, TN
Weather forecast for the weekend
Sunday Oct 18, 2026
- 68°F
- 37°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 2mphSE 141°
- Humidity: 37%
- UV index: 5
- Sunrise: 6:55 am CDT
- Sunset: 6:05 pm CDT
- details ▼
Today, conditions will remain bright with clear skies.
A substantial temperature range, peaking at a delightful 68°F and bottoming out at an icy 37.4°F, is anticipated.
The anticipated peak temperature will reflect the average October high of 68.4°F.
Sunrise was at 6:55 am and sunset will be at 6:05 pm; the daylight will last for 11h and 10min.
A substantial temperature range, peaking at a delightful 68°F and bottoming out at an icy 37.4°F, is anticipated.
The anticipated peak temperature will reflect the average October high of 68.4°F.
Sunrise was at 6:55 am and sunset will be at 6:05 pm; the daylight will last for 11h and 10min.
10-day overview
Daily temperatures
Warmest period: Saturday - Tuesday 79°C.
Coldest day: today 68°C.
Coldest day: today 68°C.
Chance of precipitation
Highest chance: tomorrow 8%.
Long-term weather forecast
- Sunday
- Oct 18, 2026
- 68°F
- 37°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 2mphSE 141°
- Humidity: 37%
- UV index: 5
- Sunrise: 6:55 am CDT
- Sunset: 6:05 pm CDT
- details ▼
- Monday
- Oct 19, 2026
- 73°F
- 41°F
Sunny
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 5mphNW 311°
- Humidity: 49%
- UV index: 5
- Sunrise: 6:56 am CDT
- Sunset: 6:04 pm CDT
- details ▼
- Tuesday
- Oct 20, 2026
- 75°F
- 43°F
Mostly Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 7mphNNE 29°
- Humidity: 45%
- UV index: 5
- Sunrise: 6:57 am CDT
- Sunset: 6:02 pm CDT
- details ▼
- Wednesday
- Oct 21, 2026
- 75°F
- 41°F
Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 6mphNNE 20°
- Humidity: 44%
- UV index: 5
- Sunrise: 6:58 am CDT
- Sunset: 6:01 pm CDT
- details ▼
- Thursday
- Oct 22, 2026
- 77°F
- 43°F
Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 7mphNNE 21°
- Humidity: 47%
- UV index: 5
- Sunrise: 6:58 am CDT
- Sunset: 6:00 pm CDT
- details ▼
- Friday
- Oct 23, 2026
- 77°F
- 43°F
Sunny
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 7mphNE 46°
- Humidity: 44%
- UV index: 5
- Sunrise: 6:59 am CDT
- Sunset: 5:59 pm CDT
- details ▼
- Saturday
- Oct 24, 2026
- 79°F
- 43°F
Mostly Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 5mphSW 233°
- Humidity: 48%
- UV index: 5
- Sunrise: 7:00 am CDT
- Sunset: 5:57 pm CDT
- details ▼
- Sunday
- Oct 25, 2026
- 79°F
- 43°F
Partly Cloudy
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 4mphWNW 294°
- Humidity: 49%
- UV index: 5
- Sunrise: 7:01 am CDT
- Sunset: 5:56 pm CDT
- details ▼
- Monday
- Oct 26, 2026
- 79°F
- 46°F
Partly Cloudy
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 5mphNNW 344°
- Humidity: 47%
- UV index: 5
- Sunrise: 7:02 am CDT
- Sunset: 5:55 pm CDT
- details ▼
- Tuesday
- Oct 27, 2026
- 79°F
- 50°F
Partly Cloudy
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 6mphNNE 28°
- Humidity: 45%
- UV index: 4
- Sunrise: 7:03 am CDT
- Sunset: 5:54 pm CDT
- details ▼
Forecasts for the ten-day outlook show that a combination of bright and cloud-filled weather is forecasted.
Rain is not anticipated in Castalian Springs in the upcoming days.
In the coming days, the maximum temperature will range between 68°F and 78.8°F, while the lowest nightly temperature differences will be quite pronounced, as the minimum temperature is expected to range between 37.4°F and 50°F.
Saturday through next Tuesday, with the highest temperature of 78.8°F, will be the warmest days; today is the coldest day, with a maximum temperature of 68°F.
Rain is not anticipated in Castalian Springs in the upcoming days.
In the coming days, the maximum temperature will range between 68°F and 78.8°F, while the lowest nightly temperature differences will be quite pronounced, as the minimum temperature is expected to range between 37.4°F and 50°F.
Saturday through next Tuesday, with the highest temperature of 78.8°F, will be the warmest days; today is the coldest day, with a maximum temperature of 68°F.
Updated: Oct 18, 2026 @ 16:25:53 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
Today, sunny conditions are expected to continue.
Today, the highest temperature will be 68°F, while the lowest temperature will be 37.4°F.
The maximum temperature will be in line with the average highest temperature of 68.4°F in October. The lowest temperature will be noticeably lower than the average low of 49.3°F.
The maximum temperature will be in line with the average highest temperature of 68.4°F in October. The lowest temperature will be noticeably lower than the average low of 49.3°F.
On Sunday, in Castalian Springs, sunrise was at 6:55 am and sunset will be at 6:05 pm (CDT).
In Castalian Springs, the length of the day today will be 11h and 10min.
