Portorož
May
Weather in Portorož for May 2027
Your guide to Portorož weather in May - trends and predictions
In general, the average temperature in Portorož at the beginning of May is 19.3 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 24.1 °C by the end of May.
Portorož in May brings notable rainfall, with an average of 16 rainy days and a total precipitation of 139.3 mm.
Is May a good time to visit Portorož? check out the best time to travel to Portorož page.
Temperatures
Rain 🌧️
More
15
Dry days
16
Rainy days
0
Snow days
21°/11°
Temperatures
13 km/h
Avg max wind
73 %
Avg humidity
Portorož Weather May
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Temperatures trend during May in Portorož
See the weather trend as well as the moving average line
May weather in Portorož day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Light rain shower | 22° /10° | 2.1 mm | 6 | |
| 2 May |  Light rain | 20° /10° | 2.8 mm | 6 | |
| 3 May |  Sunny | 20° /11° | 0.6 mm | 6 | |
| 4 May | Light drizzle | 20° /11° | 1.9 mm | 5 | |
| 5 May | Light rain | 18° /11° | 7 mm | 4 | |
| 6 May |  Moderate rain | 18° /11° | 11.8 mm | 3 | |
| 7 May | Light rain | 17° /11° | 5.5 mm | 4 | |
| 8 May | Light rain shower | 19° /10° | 1.6 mm | 6 | |
| 9 May | Sunny | 20° /10° | 0.1 mm | 6 | |
| 10 May | Patchy rain possible | 21° /10° | 1 mm | 6 | |
| 11 May | Light rain | 21° /12° | 5.5 mm | 5 | |
| 12 May | Light rain | 20° /10° | 9.6 mm | 5 | |
| 13 May | Light rain shower | 19° /9° | 1 mm | 6 | |
| 14 May | Light rain | 19° /10° | 2.7 mm | 4 | |
| 15 May | Moderate rain | 16° /10° | 13.6 mm | 3 | |
| 16 May | Light rain | 17° /10° | 9.9 mm | 3 | |
| 17 May | Patchy rain possible | 19° /9° | 2.2 mm | 6 | |
| 18 May | Patchy rain possible | 20° /9° | 2 mm | 5 | |
| 19 May | Patchy light drizzle | 21° /11° | 1.9 mm | 6 | |
| 20 May | Light rain shower | 22° /12° | 1 mm | 6 | |
| 21 May | Moderate rain | 21° /14° | 13.8 mm | 5 | |
| 22 May | Light rain | 21° /13° | 7.4 mm | 6 | |
| 23 May | Light rain | 20° /12° | 8.6 mm | 5 | |
| 24 May | Patchy rain possible | 23° /11° | 1.5 mm | 6 | |
| 25 May |  Partly cloudy | 24° /13° | 0 mm | 7 | |
| 26 May |  Patchy light rain with thunder | 25° /13° | 0.4 mm | 6 | |
| 27 May | Patchy light rain with thunder | 25° /14° | 2.4 mm | 6 | |
| 28 May | Light rain | 25° /14° | 3.3 mm | 6 | |
| 29 May | Patchy rain possible | 24° /12° | 1.8 mm | 6 | |
| 30 May | Light rain | 23° /14° | 6.7 mm | 6 | |
| 31 May |  Moderate or heavy rain shower | 24° /14° | 9.7 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for Portorož in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Portorož forecast closer to your planned date for the most up-to-date weather information.
Change Month
Portorož in May - FAQ
What are the expected maximum and minimum temperatures in Portorož during May?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Portorož during May?
Significant rainfall exceeding 139.3 mm is expected in Portorož during May, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Portorož during May?
The average wind speed in Portorož during May is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Portorož
Explore the daily rainfall trends and prepare for Portorožs May weather 💧
Typically, Portorož has 16 rainy days in May with a total of 139.3 mm of rainfall.
UV exposure in Portorož during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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