A fresh guide for anyone looking to race in December — even in winter temperatures

December is one of the most popular months for runners in Portugal. Between São Silvestre races, festive night runs, 5K events and fast 10Ks, the last weeks of the year are perfect for anyone wanting one final challenge, staying active through the winter, or simply enjoying the excitement of running through decorated streets.

If you’re searching for the best race to finish the year, this guide highlights top events with open registrations, accessible courses and great atmosphere.

Why are São Silvestre races so popular?

Every December, thousands of runners search for:

• São Silvestre Portugal
• winter running Portugal
• 10K Portugal open registration
• best beginner-friendly races
• 5K events in Portugal

And for good reason.

São Silvestre races combine three things runners love:

✔ a festive night-time atmosphere
✔ beginner-friendly distances
✔ a perfect excuse to finish the year active

Top Races to Join Before the Year Ends

1️⃣ São Silvestre de Beja — December 26

Fast, flat and great for a final strong run.
👉 View event on RaceFinder

2️⃣ Cherry Winter Run — Covilhã — December 13

A winter classic with beautiful mountain scenery.
👉 View event on RaceFinder

3️⃣ São Silvestre de Boticas — December 20

Friendly atmosphere and a great choice for first-timers.
👉 View event on RaceFinder

4️⃣ São Silvestre da Camarneira — December 20

Very popular in the central region, with accessible 5K and 10K options.
👉 View event on RaceFinder

5️⃣ São Silvestre El Corte Inglés — Lisbon — December 14

One of the most searched and most popular events this season.
👉 View event on RaceFinder

How to choose your December race

✔ Pick a distance that fits your level

• 5K → ideal for beginners
• 10K → perfect for testing pace
• Half marathon → a bigger year-end challenge

✔ Check the race schedule

Most São Silvestres take place at night — a unique chance to run through illuminated city streets.

✔ Consider the weather

Winter running requires attention to:

• thermal layers
• lightweight jackets
• visibility gear
• longer warm-ups

✔ Choose events with open registrations

December events fill up quickly — best to secure your entry early.

Quick winter running tips

(high-search SEO topics right now)

✔ Use light thermal layers
✔ Extend your warm-up (7–10 min)
✔ Protect hands and ears
✔ Wear reflective gear or a headlamp
✔ Avoid heavy clothing

If you want to finish the year strong — whether chasing a new PB, running your first 5K, or just soaking up the festive vibe — December is the perfect month.

São Silvestres remain some of the most searched races in Portugal, and there are plenty of options for every runner.

👉 Explore all December running events on RaceFinder and secure your spot now.