When is the South Downs Way 100 2027?

The South Downs Way 100 is on Saturday, 12 June 2027, with the start at 05:30 local time.

How hilly is the South Downs Way 100?

The course has 3,800 m of climbing and 3,870 m of descent, with a high point of 270 m above sea level. We rate it mountain. It is a point to point course on trail.

What is the weather usually like at the South Downs Way 100?

Around the race date in 2016–2025, the temperature at the 05:30 start averaged 12°C, rising to about 18°C during the race, with 79% humidity. It rained on about 14% of those days.

How do you get a place in the South Downs Way 100?

Entry is first come, first served. The standard entry fee is about $300. Check the official site for the current registration dates.

What is the cut-off time for the South Downs Way 100?

Runners have 30 hours to finish.

161 kmTrail🇬🇧 Winchester, United Kingdom

South Downs Way 100

Saturday, 12 June 2027In 7 months · Start 05:30

Official site Hotels & flights

Course recordsMen 13:27:13 · David Green (2026)Women 14:27:34 · Sarah Webster (2026)

Centurion's 100-mile crossing of the whole South Downs Way, following the chalk ridge from just outside Winchester east to a track finish in Eastbourne, with views over the Weald and the Channel. Part of the World Trail Majors.

The South Downs Way 100 is a trail 161 km ultra in Winchester, United Kingdom, on Saturday, 12 June 2027, starting at 05:30. The point to point course has 3,800 m of elevation gain (mountain), and the start temperature on race day has averaged 12°C in recent years. Entry is first come, first served, and the standard fee is about $300. The cut-off is 30 hours.

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Facts checked 31 Oct 2026 against centurionrunning.com.

Elevation gain

3,800 m

Mountain · ↓ 3,870 m

Highest point

270 m

above sea level

Temp at start

12°C

Peaks around 18°C

Entry fee

≈ $300

Open entry

Finishers

—

typical year

Course

Point to point

30h cut-off

Getting thereFly into LHR (London), about 74 km from the start

Plan your trip to Winchester

Race weekends book up early. Searches are set for the race dates.

Hotels near the start lineFri 11 Jun – Sun 13 Jun · 2 nights · closest to the start firstSee hotels on Booking.com Flights to WinchesterArrive Thu 10 Jun, fly home Mon 14 JunSee flights on Google Flights

Things to do in WinchesterKlook Mobile data in United KingdomAiralo Airport transfer from LHRKiwitaxi Rent a carEconomybookings

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South Downs Way 100 course map

A detailed route is not available for this race yet. The marker shows the race location.

South Downs Way 100 elevation profile

Mountain: about 3,800 m of climbing and 3,870 m of descent. A detailed profile isn’t available for this race yet.

South Downs Way 100 race-day weather

At start

12°C

Peak during race

18°C

Humidity

79%

Chance of rain

14%

Wind

13 km/h

12 June in past years

Historical averages for 12 June ±3 days, 2016–2025, from 05:30 for 5 hours (70 days sampled). Source: Open-Meteo / ERA5.

South Downs Way 100 finish times by age group

No data yet. We’re collecting age-group results race by race.

Course records

Men: 13:27:13 · David Green (2026)
Women: 14:27:34 · Sarah Webster (2026)

As of the 2025 season.

Runner reviews

What time could you run here?Adjust your goal time for this course’s hills and typical race-day weather.Race time calculator →

South Downs Way 100: questions and answers

When is the South Downs Way 100 2027?: The South Downs Way 100 is on Saturday, 12 June 2027, with the start at 05:30 local time.
How hilly is the South Downs Way 100?: The course has 3,800 m of climbing and 3,870 m of descent, with a high point of 270 m above sea level. We rate it mountain. It is a point to point course on trail.
What is the weather usually like at the South Downs Way 100?: Around the race date in 2016–2025, the temperature at the 05:30 start averaged 12°C, rising to about 18°C during the race, with 79% humidity. It rained on about 14% of those days.
How do you get a place in the South Downs Way 100?: Entry is first come, first served. The standard entry fee is about $300. Check the official site for the current registration dates.
What is the cut-off time for the South Downs Way 100?: Runners have 30 hours to finish.

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<a href="https://irun42.com/race/south-downs-way-100" title="South Downs Way 100 on iRun42"><img src="https://irun42.com/badge/south-downs-way-100.svg" width="300" height="120" alt="South Downs Way 100: course, elevation and race-day weather on iRun42" /></a>

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