Bilbao
August
Weather in Bilbao for August 2025
Your guide to Bilbao weather in August - trends and predictions
In general, the average temperature in Bilbao at the beginning of August is 23.9 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 22.1 °C by the end of August.
Expect significant rainfall in Bilbao during August, with an average of 19 rainy days.
Is August 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
24°/17°
Temperatures
14 km/h
Avg max wind
76 %
Avg humidity
Bilbao in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  25° | 2 25° | 3 23° | ||||
| 4  23° | 5  25° | 6 23° | 7  23° | 8  25° | 9 28° | 10 27° |
| 11 32° | 12 24° | 13 23° | 14 23° | 15  23° | 16 24° | 17 25° |
| 18 25° | 19 26° | 20 25° | 21 24° | 22 25° | 23 30° | 24 28° |
| 25 20° | 26 21° | 27 23° | 28 23° | 29 19° | 30 23° | 31 26° |
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Temperatures trend during August in Bilbao
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Patchy rain possible | 25° /18° | 0.7 mm | 6 | |
| 2 Aug. | Patchy rain possible | 25° /17° | 2 mm | 6 | |
| 3 Aug. | Patchy rain possible | 23° /16° | 2.1 mm | 5 | |
| 4 Aug. | Moderate or heavy rain shower | 23° /15° | 3.8 mm | 6 | |
| 5 Aug. | Cloudy | 25° /16° | 0.4 mm | 6 | |
| 6 Aug. | Patchy rain possible | 23° /17° | 1.3 mm | 6 | |
| 7 Aug. | Partly cloudy | 23° /17° | 0.6 mm | 6 | |
| 8 Aug. | Sunny | 25° /16° | 0 mm | 6 | |
| 9 Aug. | Sunny | 28° /18° | 0 mm | 7 | |
| 10 Aug. | Partly cloudy | 27° /17° | 0.2 mm | 7 | |
| 11 Aug. | Sunny | 32° /19° | 0.1 mm | 8 | |
| 12 Aug. | Moderate rain at times | 24° /18° | 3.2 mm | 6 | |
| 13 Aug. | Patchy rain possible | 23° /18° | 2.5 mm | 5 | |
| 14 Aug. | Patchy rain possible | 23° /17° | 2.3 mm | 5 | |
| 15 Aug. | Overcast | 23° /16° | 0.3 mm | 5 | |
| 16 Aug. | Patchy rain possible | 24° /16° | 3.8 mm | 6 | |
| 17 Aug. | Cloudy | 25° /17° | 0.2 mm | 6 | |
| 18 Aug. | Partly cloudy | 25° /17° | 2.1 mm | 6 | |
| 19 Aug. | Sunny | 26° /18° | 0 mm | 7 | |
| 20 Aug. | Partly cloudy | 25° /17° | 0.8 mm | 6 | |
| 21 Aug. | Partly cloudy | 24° /18° | 1.1 mm | 6 | |
| 22 Aug. | Partly cloudy | 25° /17° | 0 mm | 6 | |
| 23 Aug. | Cloudy | 30° /17° | 0.9 mm | 7 | |
| 24 Aug. | Sunny | 28° /19° | 1 mm | 7 | |
| 25 Aug. | Light rain shower | 20° /17° | 3.9 mm | 5 | |
| 26 Aug. | Light rain shower | 21° /16° | 3.5 mm | 5 | |
| 27 Aug. | Moderate or heavy rain shower | 23° /14° | 10.1 mm | 5 | |
| 28 Aug. | Moderate or heavy rain shower | 23° /16° | 14 mm | 6 | |
| 29 Aug. | Light rain shower | 19° /16° | 6.5 mm | 4 | |
| 30 Aug. | Light rain shower | 23° /17° | 5.4 mm | 6 | |
| 31 Aug. | Sunny | 26° /16° | 12.5 mm | 6 | |
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Important Notice
Our weather forecast for Bilbao in August 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 August - FAQ
What are the expected maximum and minimum temperatures in Bilbao during August?
During August, expect a variety of temperatures with highs around 24° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in Bilbao during August?
Significant rainfall exceeding 108.9 mm is expected in Bilbao during August, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Bilbao during August?
The average wind speed in Bilbao during August is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Bilbao in August?
As you prepare for your trip to Bilbao in August, 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 August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
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