racecast.ioPartly cloudy throughout the day.
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Race Overview
Runbelievable Half Marathon is a superhero-themed race held along the Long Beach shoreline near 5400 E Ocean Blvd. The course follows a flat, mostly out-and-back beach path shared with several other CaliFlow Runs events at the same venue. Runners are encouraged to wear capes and costumes, and the event also includes 5K, 10K, one-mile, and kids' distances. The race debuted June 6, 2026, and its second edition is scheduled for June 6, 2027.
WikipediaFAQ
When is the 2027 Runbelievable Half Marathon?
The 2027 Runbelievable Half Marathon will be held on Sunday June 6, 2027.
What is the time limit for the Runbelievable Half Marathon?
The time limit for the Runbelievable Half Marathon is 3.5 hours.
Runbelievable Half Marathon Course Map
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Runbelievable Half Marathon Weather History
Runbelievable Half Marathon Weather Averages
Average Temp: 67°, Average Low: 65°, Average High: 73°
| Time | 7AM | 8AM | 9AM | 10AM |
|---|---|---|---|---|
| Temp | 65° | 65° | 66° | 66° |
| Feel | 65° | 65° | 66° | 66° |
| Rain | - | - | - | - |
| Wind | 3mph | 1mph | 5mph | 6mph |
| Dew | 57° | 57° | 58° | 59° |
| RunScore |  | |  | |
Runbelievable Half Marathon 2026
Jun 6, 2026
Partly cloudy throughout the day.
Low: 65°, High: 73°
| Time | 7AM | 8AM | 9AM | 10AM |
|---|---|---|---|---|
| Temp |  65° | 65° | 66° | 66° |
| Feel | 65° | 65° | 66° | 66° |
| Rain | - | - | - | - |
| Wind | 3mph | 1mph | 5mph | 6mph |
| Dew | 57° | 57° | 58° | 59° |
| RunScore | | | | |