Portugalete
May
Weather in Portugalete for May 2026
Your guide to Portugalete weather in May - trends and predictions
In general, the average temperature in Portugalete at the beginning of May is 17.7 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 21.4 °C by the end of May.
Portugalete experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 109 mm.
Is May a good time to visit Portugalete? check out the best time to travel to Portugalete page.
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Temperatures
Rain 🌧️
More
10
Dry days
21
Rainy days
0
Snow days
18°/11°
Temperatures
14 km/h
Avg max wind
77 %
Avg humidity
Portugalete Weather May
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Temperatures trend during May in Portugalete
See the weather trend as well as the moving average line
May weather in Portugalete day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Moderate or heavy rain shower | 22° /13° | 5.5 mm | 5 | |
| 2 May | Moderate or heavy rain shower | 21° /12° | 12 mm | 5 | |
| 3 May |  Patchy rain possible | 22° /13° | 0.1 mm | 5 | |
| 4 May | Moderate or heavy rain shower | 18° /11° | 16.1 mm | 4 | |
| 5 May | Moderate or heavy rain shower | 13° /10° | 6.6 mm | 3 | |
| 6 May | Moderate or heavy rain shower | 13° /7° | 5.1 mm | 3 | |
| 7 May | Patchy rain possible | 15° /8° | 0.4 mm | 4 | |
| 8 May |  Cloudy | 16° /8° | 0 mm | 4 | |
| 9 May | Patchy rain possible | 16° /10° | 0.6 mm | 4 | |
| 10 May | Moderate or heavy rain shower | 17° /9° | 10.2 mm | 4 | |
| 11 May | Moderate or heavy rain shower | 17° /9° | 5.1 mm | 4 | |
| 12 May |  Overcast | 18° /9° | 4 mm | 4 | |
| 13 May | Moderate or heavy rain shower | 17° /9° | 5.9 mm | 4 | |
| 14 May |  Heavy rain at times | 16° /10° | 4 mm | 4 | |
| 15 May | Heavy rain at times | 15° /12° | 6 mm | 4 | |
| 16 May | Patchy rain possible | 17° /11° | 0.4 mm | 4 | |
| 17 May |  Sunny | 19° /10° | 0 mm | 5 | |
| 18 May | Sunny | 24° /11° | 0 mm | 6 | |
| 19 May | Patchy rain possible | 17° /12° | 6.5 mm | 4 | |
| 20 May | Moderate rain at times | 18° /11° | 3 mm | 4 | |
| 21 May | Patchy rain possible | 18° /11° | 0.3 mm | 4 | |
| 22 May | Moderate rain at times | 15° /11° | 6.7 mm | 4 | |
| 23 May | Patchy rain possible | 16° /10° | 0.5 mm | 4 | |
| 24 May | Sunny | 18° /9° | 0 mm | 5 | |
| 25 May | Patchy rain possible | 19° /11° | 0.2 mm | 4 | |
| 26 May | Patchy rain possible | 17° /12° | 0.8 mm | 4 | |
| 27 May |  Partly cloudy | 21° /11° | 0 mm | 6 | |
| 28 May | Sunny | 21° /12° | 0 mm | 6 | |
| 29 May | Sunny | 26° /13° | 0 mm | 7 | |
| 30 May |  Patchy light rain with thunder | 25° /17° | 9 mm | 6 | |
| 31 May |  Mist | 21° /14° | 0.1 mm | 5 | |
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Important Notice
Our weather forecast for Portugalete 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 Portugalete forecast closer to your planned date for the most up-to-date weather information.
Change Month
Portugalete weather in May vs April vs June
Compare May weather in Portugalete with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
| April | May | June | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 17°/9° | 18°/11° | 24°/16° |
| Rainfall | 102 mm | 109 mm | 55 mm |
| Wind | 16.9 km/h | 14.4 km/h | 12.4 km/h |
| Humidity | 75% | 77% | 76% |
| Rainy days | 19 days | 21 days | 14 days |
| Dry days | 11 days | 10 days | 16 days |
Planning a trip to Portugalete? Discover the best time to visit
Portugalete in May - FAQ
What are the expected maximum and minimum temperatures in Portugalete during May?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Portugalete during May?
Significant rainfall exceeding 109 mm is expected in Portugalete during May, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Portugalete during May?
The average wind speed in Portugalete during May is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Portugalete in May?
As you prepare for your trip to Portugalete in May, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Portugalete, during May, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
May rainfall patterns in Portugalete
Explore the daily rainfall trends and prepare for Portugaletes May weather 💧
UV exposure in Portugalete during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
Quick links
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Where is Portugalete?Get accurate weather forecasts for Portugalete, located at latitude 43.321 and longitude -3.021. Stay updated with localized weather information tailored for Portugalete.
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