Weather in Irun in September
Irun, Spain averages a high of 22°C (71.6°F) and low of 15.7°C (60.3°F) in September, with 12 rain days and 9.9 hours of daily sunshine. Travel score: 76.5/100 (Good). The best time to visit Irun is July.
High
22°C72°F
Low
16°C60°F
🌧️
12
rain days
☀️
9.9
hrs/day sunshine
💧
79%
humidity
77— Good
September in Irun is warm and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Irun?
How much does it rain in Irun in September?
Irun receives an average of 103.8mm of rainfall across 12 rainy days in September. The annual total is 1414.7mm.
What should I pack for Irun in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 22°C
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (12 days)
☔
Umbrella
Be prepared for occasional showers
Traveling to Spain in September?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31