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37. Altdorfer Wallenstein Halbmarathon

Altdorf bei Nürnberg, Bayern, Germany

calendar_today 26 Jul, 2026

directions_run Running

About the Event

The 37th edition of the Altdorfer Wallenstein Halbmarathon takes place on July 26, 2026, in Altdorf bei Nürnberg. Runners can choose between a challenging half marathon distance of 21 kilometers and a more accessible 5-kilometer race for all fitness levels.
Participants will experience the scenic routes that this historic town has to offer while joining thousands of fellow runners celebrating their passion for running on this special day.

Races Offered

21K

Jul 26, 2026

straighten

Distance — 21K

terrain

Type — Running

timer

22 days remaining

5K

Jul 26, 2026

straighten

Distance — 5K

terrain

Type — Running

timer

22 days remaining

Weather History

These values represent the 3-year monthly averages for July in Altdorf bei Nürnberg.

thermostat Temperature

14.6° / 24.3°

wb_sunny Feels like

13.6° / 22.8°

light_mode Avg sunshine hours

11h 48m

water_drop Avg rainfall

2.9 mm

ac_unit Avg snowfall

—

air Avg wind speed

9.3 km/h (Light breeze)

opacity Sweat loss rate

Moderate

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Moderate (5.6)

humidity_mid Humidity

67.4%

wb_twilight Sunrise

05:27

nightlight Sunset

21:13

About Altdorf bei Nürnberg

Learn more about the host city, Altdorf bei Nürnberg.

Altdorf bei Nürnberg is a town in south-eastern Germany. It is situated 25 km (16 mi) east of Nuremberg, in the district Nürnberger Land. Its name literally means “Altdorf near Nuremberg”, to distinguish it from other Altdorfs.