Itämeri Maraton

About the Event

Set your sights on the stunning coastal scenery of Hanko on Saturday, October 3, 2026, as the Baltic Sea (Itämeri) Marathon invites runners of all levels to take on its officially measured courses. Whether you’re chasing the full marathon, the spirited half marathon, or the accessible quarter marathon (10.5 km), this event blends challenge with the natural beauty of Finland’s southern shores. The race starts and finishes at Keskuskoulu, Halmstadinkatu 2, where a lively atmosphere awaits. The marathon has a 6-hour official cut-off, while the half and quarter marathons close at 5.5 hours. Detailed race support, an organized competition office, and a scenic route ensure every runner experiences the best of Hanko. Feel the Baltic breeze, enjoy the autumn coastal charm, and cross the finish line with the satisfaction of conquering the marathon by the sea.

Races Offered

Maraton

Oct 03, 2026

straighten

Distance — 42.2K

terrain

Type — —

timer

12:00

1/2 Maraton

Oct 03, 2026

straighten

Distance — 21.1K

terrain

Type — —

timer

13:00

1/4 Maraton

Oct 03, 2026

straighten

Distance — 10K

terrain

Type — —

timer

13:00

Weather History

These values represent the 3-year monthly averages for October in Hanko.

thermostat Temperature

6.2° / 10.2°

wb_sunny Feels like

1.0° / 5.6°

light_mode Avg sunshine hours

5h 33m

water_drop Avg rainfall

2.9 mm

ac_unit Avg snowfall

—

air Avg wind speed

19.8 km/h (Gentle breeze)

opacity Sweat loss rate

Low

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Low (2.8)

humidity_mid Humidity

79.3%

wb_twilight Sunrise

08:09

nightlight Sunset

18:16

About Hanko

Learn more about the host city, Hanko.

Hanko is Finland's southernmost city. It has a major marina which serves as a stop for boats traveling between Helsinki and the Archipelago Sea. Hanko is a popular summer tourist destination. Tourism ensures good services and a lot of restaurants at the marina.