Cha om Dusk till Dawn 12 Hour Trail Race

About the Event

The Cha-om Repeat - 12 Hrs. [Season 2 - Khao Daeng Revenge!!] takes place from June 13-14, 2026, starting at 17:00 (5:00 PM) on Saturday and ending at 05:00 AM on Sunday at Khao Daeng, Cha-om Subdistrict, Saraburi Province, Thailand. This 12-hour endurance event on a brutal course featuring approximately 8.40 km per loop with 504 meters of elevation gain challenges solo and 3-person team runners to complete as many loops as possible within the time limit.

Solo (Individual)
One runner per entry • Complete loops within 12 hours • Finisher jacket awarded upon crossing finish line

Trio (3-Person Team)
Team of 3 runners • Any number of team members can run at any time • Finisher shirt per runner upon finish

Event Logistics & Participant Information:

Race Day: Saturday, June 13, 2026, at 17:00 (5:00 PM) until Sunday, June 14, 2026, at 05:00 AM (5:00 AM).
Race Pack Collection: Saturday, June 13, 2026, on-site only. In-person collection required.
Location: Khao Daeng, Cha-om Subdistrict, Saraburi Province, Thailand.
Loop Distance: Approximately 8.40 km per loop with 504 meters elevation gain.
Scoring System: One token per loop. Runners deposit tokens into their own or team's slot. Winner determined by most tokens (loops) completed within 12 hours. Tiebreaker: faster final loop time.
Finish Requirement: Solo and Trio runners must complete minimum 3 loops to receive finisher status.
No Race Shirt: This event does not provide a running shirt. Solo finishers receive a finisher jacket. Trio finishers receive a finisher shirt.
Registration Period: Opens March 4, 2026, at 12:00 PM. Closes June 5, 2026, at 18:25 PM, or when full capacity reached.
No Refunds/Changes: Once payment confirmation is made, no changes allowed under any circumstances.
Organizer Decisions: The organizing committee's decisions are final.
Presented by: Cha-om Community Agricultural Conservation Tourism Enterprise x Runvegas.
Facebook Page: Cha-Om Dusk Till Dawn 12hrs for updates and inquiries.

Route, Atmosphere & Community:

Course Theme: "Khao Daeng Revenge!!" — the giant returns to reclaim dignity, power, and revenge. A brutal course with no ordinary conditions. Only real people survive.
12-Hour Challenge: A full 12 hours of warrior spirit for those who still have unfinished business.
Preparation: Prepare your body and strengthen your mind. Then come challenge the "Khao Daeng Giant" together.
Terrain: Elevation gain 504 meters per loop. Brutal, demanding, and unforgettable.
Season 2: The second season of this 12-hour repeat event.
Community: Organized by local tourism enterprise and running community. Camping and basecamp atmosphere available.
Hashtags: #ChaOm12Hrs #ChaOmRepeat #ChaOmDuskTillDawn12Hrs #12HrsChallenge #ChaomBaseCamp #TrailBaseCamp #RunningCommunity #BaseCamp #Camping #ChaOmSaraburi
Partner Organizer: Runvegas.

The Cha-om Repeat - 12 Hrs. on June 13-14, 2026, in Saraburi, Thailand, returns for Season 2 — a brutal 8.4 km loop with 504 meters of elevation gain per lap, where solo runners and 3-person teams battle the Khao Daeng giant for 12 hours to earn finisher jackets and shirts.

Races Offered

12 hour trail Solo

Jun 13, 2026

straighten

Distance — 12 Hours

terrain

Type — Running

timer

17:00

sell

$41.50

12 hour trail Trio

Jun 13, 2026

straighten

Distance — 12 Hours

terrain

Type — Running

timer

17:00

sell

$87.50

Weather History

These values represent the 3-year monthly averages for June in Saraburi.

thermostat Temperature

25.4° / 32.6°

wb_sunny Feels like

29.5° / 36.5°

light_mode Avg sunshine hours

9h 25m

water_drop Avg rainfall

10.6 mm

ac_unit Avg snowfall

—

air Avg wind speed

10.1 km/h (Light breeze)

opacity Sweat loss rate

Very high

terrain Course conditions

Hard and dry surface

sunny Max UV Index

Extreme (11.2)

humidity_mid Humidity

81.2%

wb_twilight Sunrise

05:47

nightlight Sunset

18:45

About Saraburi

Learn more about the host city, Saraburi.

Saraburi (สระบุรี) is a city in the Chao Phraya Basin region of Thailand. It is home to one of the most beautiful religious sites in Thailand, a large botanical garden, and many other natural and historical sights.