Bay to Breakers

San Francisco, CA, USAMay 17, 2026
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Race Day Weather

partly-cloudy-day
55°
65° high
Windy
Dry

Cool conditions, steady wind

Runners will face a starting temperature of 56°F, rising to 64°F by race end. Wind will be a steady WSW at 14 mph, with gusts up to 32 mph. With humidity at 70%, it’s advisable to maintain a conservative pace early on and stay hydrated throughout the race.

Race day forecast available in 26 days
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Bay To Breakers!

This historic 12k fun run through the streets of San Francisco is over 100 years in the making.

It’s a race made for everyone, so dress up, bring your friends and be cheered on every step of the way by SF’s finest crowds. Pushing boundaries and breaking records since 1912 – it’s your turn to join the party.
Source

Area Map

Course Map

FAQ

When is the 2026 Bay to Breakers?

The 2026 Bay to Breakers will be held on Sunday May 17, 2026.

What is the time limit for the Bay to Breakers?

The time limit for the Bay to Breakers is 3 hours.

What will the weather be like for the 2026 Bay to Breakers?

The forecast calls for a high of 65°F and a low of 54°F with a 0% chance of rain.

Historical Weather

Based on 3 years of data
Avg Temp
62°F
L:56° H:62°
RunScore
9
Conditions
Rain Freq
0%
0 of 3 yrs
Wind4mph
Dew50°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScore
2025
partly-cloudy-day
56°/63°-
9
2024
partly-cloudy-day
56°/63°-
9
2023
cloudy
56°/62°-
9