Catalina Island 10K

Starting at 69°F, heat will be a factor from the gun — go out conservative and stay on top of hydration. Moderate winds around 12mph may affect pacing on open sections of the course.

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Distance: 6.2mi

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A mile-by-mile breakdown of where your time goes, weather-adjusted splits, fueling timeline with aid stations, packing checklist, carb tracker, spectator guide, all built around your goal and race-day conditions.

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About the Catalina Island 10K

The Catalina Island 10K starts in downtown Avalon with an easy warmup along the waterfront out around the casino and back, then climbs gently on pavement with views of Avalon in the second mile. It turns up Avalon Canyon onto the Hour Trail, a rolling dirt path through hills lined with mustard plants and wildflowers. The course is about half paved and half off-road, with roughly 400 feet of climbing.

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Race weekend

Saturday, November 14

8:00 AMHalf Marathon (13.1 mi)

8:15 AM10K (6.2 mi)

10:00 AMKids Fun Run (0.6 mi)

Catalina Island 10K FAQ

When is the 2026 Catalina Island 10K?

The 2026 Catalina Island 10K will be held on Saturday November 14, 2026.

What is the time limit for the Catalina Island 10K?

The time limit for the Catalina Island 10K is 3 hours.

What will the weather be like for the 2026 Catalina Island 10K?

The forecast calls for a high of 72°F and a low of 67°F with a 33% chance of rain. Check our detailed hourly forecast above for the best 10K race plan.

What is the weather usually like for the Catalina Island 10K?

Over the 5 years racecast.io has race-day weather for (2015 to 2025), it averaged 67°F at the start and 70°F by a typical finish. It has not rained during race hours in any of those years.

What was the hottest Catalina Island 10K?

Of the 5 years on record, 2021 was the warmest, reaching 82°F during race hours. The coldest start was 2016, at 54°F.

What was the windiest Catalina Island 10K?

Of the 5 years on record, 2021 was the windiest, with wind averaging 6 mph during race hours. The calmest was 2025, at 1 mph.

Catalina Island 10K weather history

Based on 5 years of data

Avg Temp

69°F

L:67° H:70°

RunScore

Conditions

Rain Freq

0 of 5 yrs

Wind3mph

Dew32°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2025 Catalina Island 10K Clear conditions throughout the day. 2025	67°/73°	-	45°
2022 Catalina Island 10K Clear conditions throughout the day. 2022	60°/62°	-	24°
2021 Catalina Island 10K Clear conditions throughout the day. 2021	80°/82°	-	32°
2016 Catalina Island 10K Partly cloudy throughout the day with late afternoon rain. 2016	54°/61°	-	27°
2015 Catalina Island 10K Clear conditions throughout the day. 2015	73°/74°	-	31°

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