Trail · 25K
Calero Trail Run - Winter
San Jose, CA
Calero Trail Run - Winter is a trail race of 15.5 miles (25 km) in San Jose, California. The next edition is on Saturday, December 5, 2026.
There are 115 other upcoming marathons in California.
15.5miDistance
60°Flow 44°FTypical race day
Questions about Calero Trail Run - Winter
When is Calero Trail Run - Winter 2026?
Calero Trail Run - Winter 2026 is on Saturday, December 5, 2026.
Where is Calero Trail Run - Winter?
Calero Trail Run - Winter is held in San Jose, California.
How long is Calero Trail Run - Winter?
Calero Trail Run - Winter is 15.5 miles (25 km).
What is the weather usually like at Calero Trail Run - Winter?
Around Calero Trail Run - Winter's date, the day's high is typically about 60°F (15°C) and the low about 44°F (7°C), averaged over recent years.
What other marathons are there in California?
Other upcoming marathons in California include Crafton Hills Endurance Run (November 14, 2026), Santa Clarita Marathon (November 15, 2026) and Griffith Park Trail Marathon (November 21, 2026).
Other races in California
- Calero Trail Run - Winter Marathon · Dec 5, 2026
- Over The Hill Track Club High Desert 50K & 30K 30K · Dec 5, 2026
- Peacock Gap Trail Run 30K · Dec 5, 2026
- Ray Miller 50/50 30K · Dec 5, 2026
- CIM (California International Marathon) Marathon · Dec 6, 2026
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