Weather in Porto in September
Porto, Portugal averages a high of 24°C (75.2°F) and low of 15.8°C (60.4°F) in September, with 6 rain days and 10.8 hours of daily sunshine. Travel score: 86.4/100 (Excellent). The best time to visit Porto is August.
High
24°C75°F
Low
16°C60°F
🌧️
6
rain days
☀️
10.8
hrs/day sunshine
💧
76%
humidity
86— Excellent
September in Porto is warm and mostly dry — ideal for sightseeing and outdoor activities.
What are the average temperatures in Porto?
How much does it rain in Porto in September?
Porto receives an average of 66.4mm of rainfall across 6 rainy days in September. The annual total is 1264.9mm.
What should I pack for Porto in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 24°C
🧴
Sunscreen SPF 30+
11 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
🎉Visiting Portugal in September?
Don't miss any public holidays — check before you book!
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Data based on 1994–2024 averages · Last updated: 2024-12-31