Running
Halbmarathon
21.1 km
Lakeside Opening
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Triathlon in Switzerland, Thun
Distances
Triathlon
Ruderer 21 km - Einer
21 km
Start: Apr 29, 12:00 AM
40.00 EUR
Triathlon
Ruderer 21 km - Zweier
21 km
Start: Apr 29, 12:00 AM
50.00 EUR
Triathlon
Ruderer Mannschaft 21 km - Dreier
21 km
Start: Apr 29, 12:00 AM
75.00 EUR
Triathlon
Ruderer Mannschaft 21 km - Vierer
21 km
Start: Apr 29, 12:00 AM
100.00 EUR
Triathlon
Ruderer Mannschaft 21 km -Fünfer
21 km
Start: Apr 29, 12:00 AM
125.00 EUR
Running
Inklusion 18 km
18 km
40.00 EUR
Triathlon
Kajak 18 km - Einer
18 km
Start: Apr 29, 12:00 AM
40.00 EUR
Triathlon
Kajak 18 km - Zweier
18 km
Start: Apr 29, 12:00 AM
50.00 EUR
Triathlon
Mannschaftsboote 18 km - Drachenboot
18 km
Start: Apr 29, 12:00 AM
200.00 EUR
Triathlon
Mannschaftsboote 18 km - Grosskanadier
18 km
Start: Apr 29, 12:00 AM
200.00 EUR
Triathlon
Mannschaftsboote 18 km - Kajak-Vierer
18 km
Start: Apr 29, 12:00 AM
100.00 EUR
Triathlon
Mannschaftsboote 18 km - Outrigger OC4
18 km
Start: Apr 29, 12:00 AM
100.00 EUR
Triathlon
Mannschaftsboote 18 km - Outrigger OC6
18 km
Start: Apr 29, 12:00 AM
150.00 EUR
Triathlon
Outrigger 18 km - Einer
18 km
Start: Apr 29, 12:00 AM
40.00 EUR
Triathlon
Outrigger 18 km - Zweier
18 km
Start: Apr 29, 12:00 AM
50.00 EUR
Running
Ruderer 18 km - Einer
18 km
40.00 EUR
Running
Ruderer Mannschaft 18 km - Dreier
18 km
75.00 EUR
Running
Ruderer Mannschaft 18 km - Vierer
18 km
100.00 EUR
Running
Ruderer Mannschaft 18 km - Zweier
18 km
50.00 EUR
Running
Ruderer Mannschaft 18 km -Fünfer
18 km
125.00 EUR
Triathlon
SUP - 18 km
18 km
Start: Apr 29, 12:00 AM
40.00 EUR
Triathlon
Kajak 7.5 km - Einer
7.5 km
Start: Apr 29, 12:00 AM
40.00 EUR
Triathlon
Kajak 7.5 km - Zweier
7.5 km
Start: Apr 29, 12:00 AM
50.00 EUR
Triathlon
Mannschaftsboote 7.5 km - Drachenboot
7.5 km
Start: Apr 29, 12:00 AM
200.00 EUR
Triathlon
Mannschaftsboote 7.5 km - Grosskanadier
7.5 km
Start: Apr 29, 12:00 AM
200.00 EUR
Triathlon
Mannschaftsboote 7.5 km - Kajak-Vierer
7.5 km
Start: Apr 29, 12:00 AM
100.00 EUR
Triathlon
Mannschaftsboote 7.5 km - Outrigger OC4
7.5 km
Start: Apr 29, 12:00 AM
100.00 EUR
Triathlon
Mannschaftsboote 7.5 km - Outrigger OC6
7.5 km
Start: Apr 29, 12:00 AM
150.00 EUR
Triathlon
Outrigger 7.5 km - Einer
7.5 km
Start: Apr 29, 12:00 AM
40.00 EUR
Triathlon
Outrigger 7.5 km - Zweier
7.5 km
Start: Apr 29, 12:00 AM
50.00 EUR
Triathlon
SUP 7.5 km
7.5 km
Start: Apr 29, 12:00 AM
30.00 EUR
About
The Lakeside Opening brings sport, fun and community on and by Lake Thun — whether as an active participant or spectator. The family weekend features SUP, kayak, rowing, outrigger and team boat races, a free experience parcours, plus live music and catering.
Catering & aid stations
Refreshments at the experience course and along the routes; food and drinks available at the festival tent.
Pacers
Pace options are offered for SUP (1:30, 1:45, 2:00), kayak (1:15, 1:30, 1:45, 2:00), rowing (1:00, 1:15, 1:30, 1:45, 2:00), outrigger (1:00, 1:15, 1:30, 1:45, 2:00) and boat categories (1:00, 1:15, 1:30, 1:45, 2:00). Targets are shown by pacer flag at the start/finish and along the course.
Results
View official resultsTypical weather in Thun
Monthly averages based on historical data (2000–present).
Jan5°-3°
↑ 08:11
↓ 17:07
Feb6°-2°
↑ 07:36
↓ 17:53
Mar10°0°
↑ 06:43
↓ 18:36
Apr14°3°
↑ 06:42
↓ 20:18
May17°8°
↑ 05:56
↓ 20:58
Jun22°12°
↑ 05:36
↓ 21:26
Jul23°14°
↑ 05:51
↓ 21:21
Aug23°14°
↑ 06:28
↓ 20:41
Sep19°11°
↑ 07:08
↓ 19:43
Oct16°7°
↑ 07:48
↓ 18:44
Nov10°2°
↑ 07:33
↓ 16:57
Dec6°-1°
↑ 08:09
↓ 16:43
What's included in entry
- Race fee
- Festival tent with catering
- Commemorative item
Prices & signup
- SUP - 18 km40.00 EUR
- Kajak 18 km - Einer40.00 EUR
- Kajak 18 km - Zweier50.00 EUR
- Outrigger 18 km - Einer40.00 EUR
- Outrigger 18 km - Zweier50.00 EUR
- Mannschaftsboote 18 km - Kajak-Vierer100.00 EUR
- Mannschaftsboote 18 km - Grosskanadier200.00 EUR
- Mannschaftsboote 18 km - Drachenboot200.00 EUR
- Mannschaftsboote 18 km - Outrigger OC4100.00 EUR
- Mannschaftsboote 18 km - Outrigger OC6150.00 EUR
- Ruderer 21 km - Einer40.00 EUR
- Ruderer 21 km - Zweier50.00 EUR
- Ruderer Mannschaft 21 km - Dreier75.00 EUR
- Ruderer Mannschaft 21 km - Vierer100.00 EUR
- Ruderer Mannschaft 21 km -Fünfer125.00 EUR
- SUP 7.5 km30.00 EUR
- Kajak 7.5 km - Einer40.00 EUR
- Kajak 7.5 km - Zweier50.00 EUR
- Outrigger 7.5 km - Einer40.00 EUR
- Outrigger 7.5 km - Zweier50.00 EUR
- Mannschaftsboote 7.5 km - Kajak-Vierer100.00 EUR
- Mannschaftsboote 7.5 km - Grosskanadier200.00 EUR
- Mannschaftsboote 7.5 km - Drachenboot200.00 EUR
- Mannschaftsboote 7.5 km - Outrigger OC4100.00 EUR
- Mannschaftsboote 7.5 km - Outrigger OC6150.00 EUR
- Inklusion 18 km40.00 EUR
- Ruderer 18 km - Einer40.00 EUR
- Ruderer Mannschaft 18 km - Zweier50.00 EUR
- Ruderer Mannschaft 18 km - Dreier75.00 EUR
- Ruderer Mannschaft 18 km - Vierer100.00 EUR
- Ruderer Mannschaft 18 km -Fünfer125.00 EUR
FAQ
What is included in the registration fee?
Participation in the chosen race category, access to the festival tent with catering, and a commemorative item. See registration page for details.
Can I register on-site?
On-site registration is not available; all participants must register online via the registration link.
What safety measures are in place?
Life jackets are mandatory for all water categories; course marshals and safety boats are present; weather conditions may affect the start.
Last updated: Jun 6, 2026, 12:18:24 AM
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