Postojna
May
Weather in Postojna for May 2025
Your guide to Postojna weather in May - trends and predictions
Yellow Wind Warning - See hour by hour.
The forecast for the next days in Postojna predicts temperatures to be around 16 °C, close to the historical average.
In general, the average temperature in Postojna at the beginning of May is 19.9 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 19 °C by the end of May.
Postojna experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 213.7 mm.
Official Weather Alert ⚠️
Temperatures
Rain 🌧️
6
Dry days
25
Rainy days
0
Snow days
17°/8°
Temperatures
12 km/h
Avg max wind
84 %
Avg humidity
Postojna Weather May
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1   22° | 2  25° | 3 23° | 4 22° | |||
| 5 17° | 6 15° | 7  15° | 8 13° | 9 12° | 10 15° | 11 13° |
| 12 12° | 13 10° | 14 11° | 15  11° | 16  14° | 17 17° | 18 19° |
| 19 20° | 20 20° | 21 18° | 22 14° | 23 16° | 24  17° | 25 20° |
| 26 22° | 27 20° | 28 18° | 29  20° | 30 17° | 31 16° |
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Temperatures trend during May in Postojna
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Patchy rain possible | 22° /7° | 0.2 mm | 1.7 | |
| 2 May | Sunny | 25° /8° | 0 mm | 1.9 | |
| 3 May | Sunny | 23° /8° | 0 mm | 1.6 | |
| 4 May | Patchy rain possible | 22° /7° | 0.5 mm | 1.7 | |
| 5 May | Patchy rain possible | 17° /6° | 2.5 mm | 0.8 | |
| 6 May | Patchy rain possible | 15° /6° | 4.5 mm | 2 | |
| 7 May | Moderate rain | 15° /5° | 7.4 mm | 2 | |
| 8 May | Patchy rain possible | 13° /4° | 1 mm | 2 | |
| 9 May | Moderate rain | 12° /5° | 5.7 mm | 2 | |
| 10 May | Patchy rain possible | 15° /3° | 2.3 mm | 2 | |
| 11 May | Patchy rain possible | 13° /5° | 0.5 mm | 2 | |
| 12 May | Patchy rain possible | 12° /5° | 1 mm | 2 | |
| 13 May | Patchy rain possible | 10° /4° | 0.2 mm | 2 | |
| 14 May | Moderate rain | 11° /6° | 6.8 mm | 2 | |
| 15 May | Light rain | 11° /7° | 9.1 mm | 3 | |
| 16 May | Moderate or heavy rain shower | 14° /10° | 25.4 mm | 3 | |
| 17 May | Patchy rain possible | 17° /8° | 2.7 mm | 4 | |
| 18 May | Patchy rain possible | 19° /7° | 0.6 mm | 4 | |
| 19 May | Light rain shower | 20° /9° | 1 mm | 5 | |
| 20 May | Light rain shower | 20° /10° | 1.9 mm | 5 | |
| 21 May | Moderate or heavy rain shower | 18° /12° | 21.5 mm | 4 | |
| 22 May | Light rain shower | 14° /8° | 5.1 mm | 3 | |
| 23 May | Light rain shower | 16° /8° | 8.4 mm | 4 | |
| 24 May | Patchy light rain with thunder | 17° /8° | 4.5 mm | 4 | |
| 25 May | Patchy light drizzle | 20° /8° | 1.5 mm | 5 | |
| 26 May | Patchy light rain with thunder | 22° /9° | 1.5 mm | 5 | |
| 27 May | Light rain shower | 20° /8° | 7.4 mm | 5 | |
| 28 May | Light rain shower | 18° /9° | 12.4 mm | 4 | |
| 29 May | Fog | 20° /10° | 2 mm | 5 | |
| 30 May | Light rain shower | 17° /10° | 15.9 mm | 4 | |
| 31 May | Patchy light rain with thunder | 16° /9° | 53.6 mm | 4 | |
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Important Notice
Our weather forecast for Postojna 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 Postojna forecast closer to your planned date for the most up-to-date weather information.
Postojna in May - FAQ
What are the expected maximum and minimum temperatures in Postojna during May?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Postojna during May?
Significant rainfall exceeding 213.7 mm is expected in Postojna during May, occurring over more than 25 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Postojna during May?
The average wind speed in Postojna during May is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Postojna
Explore the daily rainfall trends and prepare for Postojnas May weather 💧
UV exposure in Postojna during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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