Weather in Piran in May
Piran, Slovenia averages a high of 20°C (68°F) and low of 14.3°C (57.7°F) in May, with 11 rain days and 11.9 hours of daily sunshine. Travel score: 77/100 (Good). The best time to visit Piran is July.
High
20°C68°F
Low
14°C58°F
🌧️
11
rain days
☀️
11.9
hrs/day sunshine
💧
75%
humidity
77— Good
May in Piran is mild and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Piran?
How much does it rain in Piran in May?
Piran receives an average of 101.7mm of rainfall across 11 rainy days in May. The annual total is 1193.8mm.
What should I pack for Piran in May?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 20°C
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Sunscreen SPF 30+
12 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (11 days)
☔
Umbrella
Be prepared for occasional showers
🎉Visiting Slovenia in May?
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