Weather forecast for 10 daysSwansea, CA
Weather forecast for the weekend
Sunday Oct 18, 2026
- 77°F
- 46°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 8mphSE 136°
- Humidity: 28%
- UV index: 5
- Sunrise: 7:01 am PDT
- Sunset: 6:11 pm PDT
- details ▼
Today, on Sunday, October 18, the weather remains calm, bright, and sunny.
A substantial temperature range, peaking at a moderately hot 77°F and bottoming out at a brisk 46.4°F, is predicted.
Expect a warmer feel as the forecasted high matches September's 78.1°F, rather than October's average of 67.1°F.
Sunrise will be at 7:01 am and sunset at 6:11 pm; the daylight will last for 11h and 10min.
A substantial temperature range, peaking at a moderately hot 77°F and bottoming out at a brisk 46.4°F, is predicted.
Expect a warmer feel as the forecasted high matches September's 78.1°F, rather than October's average of 67.1°F.
Sunrise will be at 7:01 am and sunset at 6:11 pm; the daylight will last for 11h and 10min.
10-day overview
Daily temperatures
Warmest period: today - tomorrow 77°C.
Coldest day: Thursday 63°C.
Coldest day: Thursday 63°C.
Chance of precipitation
Highest chance: Wednesday 46%.
Long-term weather forecast
- Sunday
- Oct 18, 2026
- 77°F
- 46°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 8mphSE 136°
- Humidity: 28%
- UV index: 5
- Sunrise: 7:01 am PDT
- Sunset: 6:11 pm PDT
- details ▼
- Monday
- Oct 19, 2026
- 77°F
- 50°F
Mostly Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 16mphSSE 161°
- Humidity: 27%
- UV index: 5
- Sunrise: 7:02 am PDT
- Sunset: 6:10 pm PDT
- details ▼
- Tuesday
- Oct 20, 2026
- 73°F
- 50°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 16mphSSE 168°
- Humidity: 33%
- UV index: 5
- Sunrise: 7:03 am PDT
- Sunset: 6:08 pm PDT
- details ▼
- Wednesday
- Oct 21, 2026
- 70°F
- 45°F
PM Showers
- Precip. probability: 46%
- Precipitation: 0.31"
- Wind: 13mphS 178°
- Humidity: 47%
- UV index: 5
- Sunrise: 7:04 am PDT
- Sunset: 6:07 pm PDT
- details ▼
- Thursday
- Oct 22, 2026
- 63°F
- 41°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 8mphS 176°
- Humidity: 55%
- UV index: 4
- Sunrise: 7:05 am PDT
- Sunset: 6:06 pm PDT
- details ▼
- Friday
- Oct 23, 2026
- 66°F
- 43°F
Sunny
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 7mphNE 41°
- Humidity: 42%
- UV index: 5
- Sunrise: 7:06 am PDT
- Sunset: 6:05 pm PDT
- details ▼
- Saturday
- Oct 24, 2026
- 68°F
- 45°F
Mostly Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 9mphENE 76°
- Humidity: 30%
- UV index: 5
- Sunrise: 7:07 am PDT
- Sunset: 6:04 pm PDT
- details ▼
- Sunday
- Oct 25, 2026
- 70°F
- 43°F
Partly Cloudy
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 10mphSE 130°
- Humidity: 26%
- UV index: 5
- Sunrise: 7:08 am PDT
- Sunset: 6:02 pm PDT
- details ▼
- Monday
- Oct 26, 2026
- 68°F
- 41°F
Mostly Sunny
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 11mphSSE 149°
- Humidity: 29%
- UV index: 5
- Sunrise: 7:09 am PDT
- Sunset: 6:01 pm PDT
- details ▼
- Tuesday
- Oct 27, 2026
- 66°F
- 41°F
Mostly Sunny
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 9mphSE 127°
- Humidity: 31%
- UV index: 4
- Sunrise: 7:10 am PDT
- Sunset: 6:00 pm PDT
- details ▼
For the next ten days, a combination of sun-filled, cloud-filled and rain-filled weather is expected.
With a 46% probability, rainfall is anticipated only on Wednesday. The precipitation will be light at 0.31".
Significant changes in temperature are expected in the upcoming period. Highs will range from 62.6°F to 77°F, while the lowest temperature will be between 41°F and 50°F.
With a maximum temperature of 77°F, Sunday and Monday will be the warmest days in Swansea; Thursday will be the coldest day, with the highest temperature of 62.6°F.
With a 46% probability, rainfall is anticipated only on Wednesday. The precipitation will be light at 0.31".
Significant changes in temperature are expected in the upcoming period. Highs will range from 62.6°F to 77°F, while the lowest temperature will be between 41°F and 50°F.
With a maximum temperature of 77°F, Sunday and Monday will be the warmest days in Swansea; Thursday will be the coldest day, with the highest temperature of 62.6°F.
Updated: Oct 18, 2026 @ 12:48:33 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
On Sunday, in Swansea, sunshine will likely continue with scattered clouds at most.
Today, the maximum temperature will be 77°F, while the minimum temperature will be 46.4°F.
Today, the maximum temperature will be noticeably higher than the average highest temperature of 67.1°F in October. The lowest temperature will be in line with the average low of 49.6°F.
Today, the maximum temperature will be noticeably higher than the average highest temperature of 67.1°F in October. The lowest temperature will be in line with the average low of 49.6°F.
On Sunday, in Swansea, sunrise will be at 7:01 am and sunset at 6:11 pm (PDT).
Today, the daylight will last for 11h and 10min.
