Weather overview

During September, you'll be greeted with average daytime temperatures around 26°C, offering warmth without the intense heat of the peak summer months. At night, temperatures gently dip to a cool and comfortable 18°C. The chance of rain is relatively low, with the average precipitation for the month being around 30mm, so you'll likely enjoy plenty of dry days. Humidity levels are moderate, allowing for pleasant outdoor activities. Occasionally, a gentle breeze might pass through, refreshing the air, making your seaside walks or exploration of nearby attractions even more enjoyable.

Activities and seasonal highlights

The inviting weather in September makes it a perfect time to stroll along the stunning beaches of the Estoril Coast or explore the nearby Sintra hills with their romantic palaces and gardens. Take a scenic drive or join a guided tour that captures the best of the region's picturesque beauty.

September also marks a vibrant time for festivals and events. You might catch the Estoril Music Festival, a draw for classical music enthusiasts. In Lisbon, which is just a stone's throw away, the popular Festival of Santa Maria Maior offers cultural experiences with local music, dance, and gastronomy. Whether you're looking to relax or indulge in cultural exploits, there's something to suit your taste.

What to pack

When packing for your September trip to the Estoril Coast, opt for lightweight clothing suited for warm days, but don’t forget a light jacket or sweater for the cooler evenings. Comfortable footwear is a must for those lovely walks along the beach or explorations of historic sites. Sunglasses, a hat, and sunscreen are highly recommended to protect against the bright Iberian sunshine. Consider a small umbrella or raincoat, just in case of a passing shower, though you’re more likely to leave it in your suitcase.

FAQs

Is Estoril Coast, Portugal crowded during September?

September tends to be quieter compared to the peak summer months. You’ll find a more relaxed atmosphere since many tourists have headed back home after their summer holidays, making it a great time to soak up the local culture.

Can you swim or enjoy outdoor activities?

Absolutely. The sea remains warm from the summer, so swimming is still very much an option. Plus, with the pleasant weather, outdoor activities like hiking, sightseeing, and beach outings are thoroughly enjoyable.

What’s the best way to get around Estoril Coast, Portugal in September?

The Estoril Coast is well connected, and getting around is a breeze. You can use the local train service linking Lisbon with coastal towns, making for scenic commutes. Hiring a bicycle or car is another great option if you prefer a bit more freedom to explore at your own pace.