2026 Boston Triathlon
Boston, MA
Sun, Aug 23, 2026
In 7 days · Sun, Aug 23, 2026
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Sunday, August 23rd, 2026
1, Boston MA
64–79°F · some rain risk
See last 10 years
On this date: rain 3 of the last 10 years
2025
61–85°F
dry
2024
57–79°F
dry
2023
56–74°F
dry
2022
67–76°F
rain
2021
71–75°F
rain
2020
63–83°F
dry
2019
66–77°F
dry
2018
62–76°F
dry
2017
66–82°F
rain
2016
59–81°F
dry
Best months to race in Massachusetts →
Race-day forecast · Sunday, Aug 23
Cloudy · 60–70°F
Sunday, Aug 23starts near 60°F · 22% chance of rain · wind up to 5 mph
About this race
🏊♂️ Race Overview
Join us this summer for one of the most exciting races of the year. With a one-of-a-kind course that includes beaches, paths, and well-paved closed roads – all in the City of Boston!
📅 Event Details
- Date: August 23, 2026
- Time: 1 PM
- Location: Boston, MA
- Registration Link: Sign up here!
Course map
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