2027 Cal Tri Houston - 9.12.27
Typically 73–89°F · some rain risk
See last 10 years
On this date: rain 1 of the last 10 years
2026
78–95°F
dry
2025
74–92°F
dry
2024
69–88°F
dry
2023
77–98°F
dry
2022
73–90°F
dry
2021
71–90°F
dry
2020
73–92°F
dry
2019
74–89°F
dry
2018
73–81°F
rain
2017
60–84°F
dry
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About this race
2027 Cal Tri Houston - 9.12.27
5 EVENT OPTIONS. Sprint Triathlon, RunBikeRun, RunSwim, Swim, & 5K Run. Reverse Triathlon = run + bike + swim. Check out the course maps for more detailed information.
TO DO. Typhoon Texas Waterpark Houston
AIRPORT. George Bush Intercontinental Airport (IAH)
AIR TEMPERATURE (AVG). 70 F / 90 F
WATER TEMPERATURE (AVG). 80 F.
Course map
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