São Silvestre Seixal Bay

About the Event

Close out the year with a stunning waterfront run at the VII São Silvestre Seixal Bay, lighting up the evening of December 20, 2025, at 5:30 PM. This festive event offers a unique opportunity to race along the beautiful Seixal Bay, creating a memorable and picturesque year-end athletic celebration. More than just a race, it's a community gathering that promotes health and wellness, set against the backdrop of the tranquil Tagus estuary. Experience the vibrant energy of a classic Portuguese "São Silvestre" run, perfectly organized to provide a safe, enjoyable, and inspiring close to your running season. Join fellow athletes in this beloved local tradition and cross the finish line with a sense of accomplishment and festive cheer.

Races Offered

10K

Dec 20, 2025

straighten

Distance — 10K

terrain

Type — —

timer

17:30

Walk

Dec 20, 2025

straighten

Distance — 5K

terrain

Type — —

timer

17:35

Weather Overview

These values represent the 3-year monthly averages for December in Amora.

Temp (°C)

Feels Like (°C)

thermostat 9.5° / 16.3°

wb_sunny 7.3° / 14.3°

Wind (km/h)

Humidity (%)

air 11.3 /

water_drop 85.8%

Temp (°C)

Feels Like (°C)

Wind (km/h)

Humidity (%)

thermostat 9.5° / 16.3°

wb_sunny 7.3° / 14.3°

air 11.3 km/h

water_drop 85.8%

Nearby Races

Explore other exciting events happening in this same region.

Seixal Bay Half Marathon

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calendar_today Mar 22, 2026

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EDP Lisbon Half Marathon

location_on Lisbon, Lisboa, PT

calendar_today Mar 08, 2026

10K Half-Marathon

Lisbon Eco Marathon

location_on Lisbon, Lisboa, PT

calendar_today Apr 12, 2026

10K 15K Marathon

Ride Across Portugal - date 1

location_on Lisbon, Lisboa, PT

calendar_today May 10, 2026

Ultra

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About the Event

Races Offered

10K

Walk

Weather Overview

About Amora

Hotels & Places to Stay