Saturday, October 24, 2026 – Sunday, October 25St. Louis, MO
The Great GO! St. Louis Halloween Race
4 events
- 10K10KRoadStarts 7:00 AM
- 5K5KRoadStarts 8:30 AM
- 1-Mile Fun Run1 miRoadStarts 9:15 AM
- Half MarathonHalfRoadStarts 7:00 AM
Location
Approximate, from the race's ZIP code.
Typical race-day weatherIdeal weather · 95/100
- High / low
- 65° / 43°F
- 19° / 6°C
- Humidity
- 71%
- Dew point 43°F
- Chance of rain
- 28%
- Wind
- 7 mph
- Average
- Usually ideal weather for a half marathon.
Averages for this area and time of year over the last 20 years, from NASA POWER data. Not a forecast.
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