When to go · Piran
Piran in May
Great month. Inside Piran's best window: May–Sep.
Key facts
- Verdict
- Great
- Temperature
- 22°C (72°F)72°F (22°C) / 13°C (55°F)55°F (13°C)
- average high / low
- Rain days
- 9
- Crowds
- Medium
- Slovenia overall
- Prices
- Medium
- Slovenia overall
Verdict
Inside Piran's best window: May–Sep.
Is another month better than May?
No other month rates higher than May for Piran in this guide.
Weather in May
- PiranHighs around 22 °C (72 °F), lows around 13 °C (55 °F), rain on about 9 daysHighs around 72 °F (22 °C), lows around 55 °F (13 °C), rain on about 9 days
- Karst and coast, Slovenia · Piran, Izola, Koper, Lipicabest weather
Mediterranean; the bora wind blasts the Karst in winter; sea swimming June–September.
Crowds and prices
- Crowds · Slovenia overall
- Medium
- Prices · Slovenia overall
- Medium
Slovenia overall: Green valleys, cave visits without queues; high trails still snowy.
Compare two months
Weather, crowds and prices for any two months in Piran, side by side.
Verdict
May: Great
Jun: Great
Daytime high
May: 22 °C (72 °F)72 °F (22 °C)
Jun: 26 °C (79 °F)79 °F (26 °C)
Night low
May: 13 °C (55 °F)55 °F (13 °C)
Jun: 17 °C (63 °F)63 °F (17 °C)
Rain days
May: 9
Jun: 9
Crowds
May: Medium
Jun: High
Prices
May: Medium
Jun: Medium
Festivals listed
May: 0
Jun: 0
May: Inside Piran's best window: May–Sep.
June: Inside Piran's best window: May–Sep.
Piran: figures are long-term averages from this guide, not a forecast.
What to pack
Nothing unusual for the weather this month.