Weather in Piran in September
Piran, Slovenia averages a high of 22.6°C (72.7°F) and low of 17°C (62.6°F) in September, with 10 rain days and 10.2 hours of daily sunshine. Travel score: 83.7/100 (Excellent). The best time to visit Piran is July.
High
23°C73°F
Low
17°C63°F
🌧️
10
rain days
☀️
10.2
hrs/day sunshine
💧
72%
humidity
84— Excellent
September in Piran is warm and occasionally wet — ideal for sightseeing and outdoor activities.
What are the average temperatures in Piran?
How much does it rain in Piran in September?
Piran receives an average of 143.9mm of rainfall across 10 rainy days in September. The annual total is 1193.8mm.
What should I pack for Piran in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 23°C
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Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (10 days)
☔
Umbrella
Be prepared for occasional showers
🎉Visiting Slovenia in September?
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Data based on 1994–2024 averages · Last updated: 2024-12-31