Lake Chabot Trail Marathon

Castro Valley, CA, USA • November 7, 2026
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partly-cloudy-day Partly cloudy throughout the day.

The course starts at the Marina and travels around the popular Lake Chabot reservoir and surrounding hills. Great course for first-time trail runners! Source

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When is the 2026 Lake Chabot Trail Marathon?

The 2026 Lake Chabot Trail Marathon will be held on Saturday November 7, 2026.

What is the time limit for the Lake Chabot Trail Marathon?

The time limit for the Lake Chabot Trail Marathon is 8.5 hours.

Historical Weather

Based on 3 years of data
Avg Temp
62°F
L:57°H:69°
RunScore
8
Conditions
Rain Freq
0%
0 of 3 yrs
Wind9mph
Dew50°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults

2025 Lake Chabot Trail Marathon

Clear conditions throughout the day.

2025
clear-day
59°/74°-
8

2024 Lake Chabot Trail Marathon

Clear conditions throughout the day.

2024
clear-day
52°/61°-
9

2023 Lake Chabot Trail Marathon

Partly cloudy throughout the day.

2023
partly-cloudy-day
61°/72°-
8
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You Need an Account For That

Setting up a racecast.io account will allow you to start building a reputation in the community. Over time you'll be able to rate races, join the discussion, and post in the community.

Right now we are invite only, you can get on the waitlist by entering your email below:

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