Bilbao
May
Weather in Bilbao for May 2025
Your guide to Bilbao weather in May - trends and predictions
In general, the average temperature in Bilbao at the beginning of May is 18.6 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 19.9 °C by the end of May.
Expect significant rainfall in Bilbao during May, with an average of 19 rainy days.
Is May a good time to visit Bilbao? check out the best time to travel to Bilbao page.
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12
Dry days
19
Rainy days
0
Snow days
19°/11°
Temperatures
14 km/h
Avg max wind
79 %
Avg humidity
Bilbao in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  15° | 2  18° | 3  22° | 4  20° | |||
| 5 20° | 6 17° | 7 18° | 8 19° | 9  19° | 10 20° | 11 20° |
| 12 17° | 13 19° | 14 16° | 15 15° | 16 16° | 17 17° | 18 17° |
| 19 16° | 20 17° | 21 16° | 22 17° | 23 17° | 24 17° | 25 20° |
| 26 19° | 27 20° | 28 21° | 29 21° | 30 19° | 31  19° |
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Temperatures trend during May in Bilbao
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 | 15° /9° | 7.3 mm | 4 | |
| 2 May | Sunny | 18° /8° | 0.5 mm | 5 | |
| 3 May | Overcast | 22° /9° | 0.7 mm | 5 | |
| 4 May | Partly cloudy | 20° /14° | 0.5 mm | 5 | |
| 5 May | Partly cloudy | 20° /12° | 1.9 mm | 6 | |
| 6 May | Patchy rain possible | 17° /10° | 0.9 mm | 4 | |
| 7 May | Patchy rain possible | 18° /11° | 1.1 mm | 4 | |
| 8 May | Patchy rain possible | 19° /11° | 0.1 mm | 4 | |
| 9 May | Moderate or heavy rain shower | 19° /10° | 5.8 mm | 5 | |
| 10 May | Patchy rain possible | 20° /11° | 0.9 mm | 5 | |
| 11 May | Moderate or heavy rain shower | 20° /11° | 6.4 mm | 5 | |
| 12 May | Moderate or heavy rain shower | 17° /11° | 12.4 mm | 4 | |
| 13 May | Patchy rain possible | 19° /11° | 9.2 mm | 5 | |
| 14 May | Moderate or heavy rain shower | 16° /11° | 14.8 mm | 4 | |
| 15 May | Moderate or heavy rain shower | 15° /10° | 7.8 mm | 4 | |
| 16 May | Patchy rain possible | 16° /9° | 1.9 mm | 4 | |
| 17 May | Partly cloudy | 17° /11° | 2.4 mm | 5 | |
| 18 May | Patchy rain possible | 17° /11° | 2 mm | 4 | |
| 19 May | Moderate rain at times | 16° /12° | 8.2 mm | 4 | |
| 20 May | Patchy rain possible | 17° /10° | 2.1 mm | 4 | |
| 21 May | Patchy rain possible | 16° /10° | 2.4 mm | 4 | |
| 22 May | Patchy rain possible | 17° /12° | 2.5 mm | 4 | |
| 23 May | Patchy rain possible | 17° /11° | 2.9 mm | 4 | |
| 24 May | Patchy rain possible | 17° /11° | 2.4 mm | 4 | |
| 25 May | Patchy rain possible | 20° /12° | 1.1 mm | 5 | |
| 26 May | Patchy rain possible | 19° /11° | 0.2 mm | 5 | |
| 27 May | Patchy rain possible | 20° /13° | 0.8 mm | 5 | |
| 28 May | Moderate rain at times | 21° /12° | 0.4 mm | 6 | |
| 29 May | Overcast | 21° /13° | 0 mm | 6 | |
| 30 May | Moderate rain at times | 19° /13° | 1.3 mm | 5 | |
| 31 May | Cloudy | 19° /13° | 0.7 mm | 5 | |
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Important Notice
Our weather forecast for Bilbao 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 Bilbao forecast closer to your planned date for the most up-to-date weather information.
Bilbao in May - FAQ
What are the expected maximum and minimum temperatures in Bilbao during May?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Bilbao during May?
Significant rainfall exceeding 198.2 mm is expected in Bilbao during May, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Bilbao during May?
The average wind speed in Bilbao during May is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Bilbao in May?
As you prepare for your trip to Bilbao 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 Bilbao, 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
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