Catalina Island Weather on Wednesday, October 21, 2026

What to wear and what to watch out for

• Take an umbrella or a raincoat with you.
• Mild weather: light clothing is enough.

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• Los Angeles24° / 19°75 km
• San Diego23° / 19°139 km
• Las Vegas28° / 23°424 km
• Monterey17° / 12°477 km
• Yosemite National Park7° / -4°508 km
• San Francisco16° / 13°607 km
• El Paso30° / 21°1,132 km
• Jackson Hole17° / 7°1,304 km

Frequently asked questions

Will it rain in Catalina Island on Wednesday, October 21, 2026?

Yes, the chance of rain is 81%, with 7.0 mm of rain expected in total.

What will the temperature be in Catalina Island on Wednesday, October 21, 2026?

A high of 17°C and a low of 16°C are expected. Conditions: light showers.

What time are sunrise and sunset in Catalina Island on October 21, 2026?

Sunrise is at 07:03 and sunset at 18:12 (local time); day length 11 h 10 min.

How reliable is this forecast?

Forecasts for the first 3 days are usually highly accurate; this page is updated about every 30 minutes.