2027 Cal Tri Williamsburg - 7.18.27
Typically 74–89°F · some rain risk
See last 10 years
On this date: rain 4 of the last 10 years
2025
77–89°F
rain
2024
73–82°F
rain
2023
74–91°F
dry
2022
74–94°F
dry
2021
74–89°F
rain
2020
75–96°F
rain
2019
80–94°F
dry
2018
71–86°F
dry
2017
72–88°F
dry
2016
75–92°F
dry
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About this race
2027 Cal Tri Williamsburg - 7.18.27. Our triathlon returns to the shores of Jamestown Beach Park in historic Williamsburg. Flat and fast featuring the run primarily on the Virginia Capital Trail.
12 EVENT OPTIONS. 6 Olympic distance events (Triathlon, RunBikeRun, SwimBike, SwimRun, 1640 Yard Swim & 10K Run), and 6 Sprint distance events (Triathlon, RunBikeRun, SwimBike, SwimRun, 400 yard Swim & 5K Run). Triathlon = swim + bike + run. Typically, the swim and run distances are standard but the bike distance varies from race to race. Check out the course maps for more detailed information.
TO DO. Colonial Williamsburg. Historic Jamestowne. Busch Gardens Williamsburg.
AIRPORT. Newport News/Williamsburg (PHF)
AIR TEMPERATURE (AVG). 73 F / 89 F
WATER TEMPERATURE (AVG). 83 F. Use the 20% 2026CALTRI discount code at blueseventy. Note: Fusion wetsuits not eligible for discount.
Course map
Train with a club
Run clubs near Williamsburg to train with before race day.
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