In 115 days · Sun, Nov 22, 2026
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When
Sunday, November 22nd, 2026
Where
S Boulder Ave & W 5th St, Tulsa OK
Distances
Marathon · Half
Typical weather
41–59°F · low rain risk
See last 10 years
On this date: rain 2 of the last 10 years
2025
46–54°F
dry
2024
33–52°F
dry
2023
33–52°F
dry
2022
36–59°F
dry
2021
36–58°F
dry
2020
43–55°F
dry
2019
37–43°F
rain
2018
37–59°F
dry
2017
29–45°F
dry
2016
55–65°F
rain
Best months to race in Oklahoma →
About this race
Event Overview
- Event Name: Williams Route 66 Marathon
- Date: 2026-11-22
- Location: S Boulder Ave & W 5th St, Tulsa, OK
- Website: Visit here for more information
Unique Features
- Center of the Universe Detour: A famous 0.3-mile optional spur.
- Medal: Participants receive a unique medal for completing the detour.
- Refreshments: Enjoy a shot of beer at the detour.
- Scenic Route: The marathon offers a rolling tour of midtown Tulsa in November.
Course map
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