Bethel Island Weather Today

Q: What is the temperature in Bethel Island right now?

The current temperature in Bethel Island is 18° and it feels like 17°.

Q: Will it rain in Bethel Island today?

The chance of rain in Bethel Island today is 0%.

Q: What is the humidity in Bethel Island today?

Humidity in Bethel Island is 64% with a dew point of 11°.

Q: What is the wind speed in Bethel Island today?

Wind speed in Bethel Island is 4.82 km/h.

Q: What does it feel like in Bethel Island today?

It feels like 17° in Bethel Island today with 0% cloud cover.

Temperature, Feels Like, Rain Chance & Hourly Forecast in Bethel Island

Bethel Island temperature today is 18°, feels like 17°, with a humidity level of 64% and wind at 4.82 km/h. Rain chance today is 0%. Use the hourly forecast and 5-day outlook below to plan your day.

Tomorrow in Bethel Island: expect a high of 25° and a low of 13°, with clear sky.

18°

clear sky

H: 19° L: 15°

Feels like 17°

AQI: Fair (2/5)

Bethel Island

Weather Updated Sep 16, 2026 11:56 AM

Humidity

64%

Dew 11°

Wind speed

4.82 km/h

SE · G6.44

Pressure

1011 hPa

Visibility

10 km

Weather Summary

Currently in Bethel Island, expect varied conditions with mild temperatures around 18°. Winds are calm winds.

Daily Weather Forecast

Precipitation Probability

Evolution

Daily Weather Forecast Evolution (°C)

Lowest temperature

Highest temperature

Temperature Forecast (48h)

17°

Wed
02:00

14°

15°

22°

25°

Wed
14:00

23°

17°

15°

13°

Thu
02:00

13°

15°

22°

25°

Thu
14:00

25°

20°

17°

Hot (≥30°)

Warm

Cool

Cold (<0°)

Weather Map

Sun & Moon

Sunrise

06:48

Sunset

19:15

Moon Phase

Waxing Crescent (22%)

Timezone: GMT+05:30

Last updated: Sep 16, 2026 11:56 AM · Data refreshes every 5 min

Location Info

Latitude

38.014919

Longitude

-121.640511

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More about Bethel Island

Content curated by the NearWeather editorial team · Updated periodically

Bethel Island is an unincorporated community located in Contra Costa County, California, United States. It is located in the San Joaquin Delta region, near the cities of Oakley and Discovery Bay. The island is home to a variety of wildlife, including several species of birds and fish, and has long been a popular spot for fishing and boating. The climate in Bethel Island is classified as warm-summer Mediterranean, with summers that are warm and dry and winters that are mild and wet. The average high temperatures range from the mid-50s in the winter to the high-80s in the summer. The average low temperatures range from the mid-30s in the winter to the mid-60s in the summer. Rainfall is fairly consistent throughout the year, with an average of about 20 inches annually.

Weather data sourced from OpenWeatherMap. Forecasts are estimates and may differ from actual conditions. For severe weather, consult your local meteorological authority.

FAQ's about Bethel Island

What is the temperature in Bethel Island right now?

The current temperature in Bethel Island is 18°, and it feels like 17°. Today's high is 19° and the low is 15°.

Will it rain in Bethel Island today?

No rain is expected in Bethel Island today (0% chance). Conditions are currently clear sky.

What is the weather in Bethel Island today?

Bethel Island is experiencing clear sky with a temperature of 18°. Humidity is at 64% and wind speed is 4.82 km/h from the SE.

What is the humidity in Bethel Island today?

Humidity in Bethel Island is 64% right now, with a dew point of 11°. Comfort levels are moderate.

What is the wind speed in Bethel Island today?

Wind speed in Bethel Island is 4.82 km/h, flowing at 144° SE wind direction. Gusts up to 6.44 km/h.

What is the 5-day forecast for Bethel Island?

NearWeather provides a detailed 5-day forecast and 48-hour hourly forecast for Bethel Island. Today's high is 19° and low is 15°, with a 0% chance of rain. Scroll up to view the full day-by-day and hourly breakdown.

What does it feel like in Bethel Island today?

It feels like 17° in Bethel Island today, with 0% cloud cover and 10 km visibility.

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