Zürich, Switzerland · Thursday, May 6, 2027

Backyard

Witiker Backyard Ultra

232 days away

not publishedn/a Distance

not publishedn/a Climbing

not publishedn/a Grit

We hold no course length for this race — a timed or backyard event is measured by the clock, not the kilometre — so there is no Grit score to give you.

47.3667° N, 8.5500° E© OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Field size ~95 Mid-sized. Company early, well spread out by halfway.

DUV results for the 2026 edition (44h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, May

Daytime high 18°C

Night low 8°C

Rainfall Showers likely

Daylight 14 h 39 m of light

Regional 2001-2020 average for May — NASA POWER, grid elevation 567 m. Not a forecast.

The Aid Station

Course-specific beta from the community

👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert

Gear for this race

Chosen for this trail race.

Trail Running ShoesCushioning on trail that is still there in the last quarter.
Race NutritionSelf-supported fuelling between aid stations.
Hydration VestsFlask capacity without the bounce.
HeadlampsA 35 h limit puts you out there after dark.
GPS WatchesBattery life first — an ultra outlasts most full-GPS modes.

Salomon

Sense Ride 5

RunRepeat found the Salomon Sense Ride 5 to have immaculate lockdown and a smooth and stable ride, making it confident on moderate trails and steep downhills. I…

★★★★★ 4.5

Topo Athletic