Bilbao: Weather Guide & Climate
Complete month-by-month weather guide: Bilbao. Best time to visit: May, June, July, August, September. Plan your trip with detailed climate data.
Climate Overview
Bilbao has a moderate climate with average yearly highs of 20°C, lows of 11°C, and approximately 14 rainy days per month.
The best time to visit Bilbao is during May, June, July, August, September, when conditions are perfect for sightseeing and exploration
Now
--
Air Quality
Best Time
May, Jun, Jul, Aug, Sep
Hottest
Coldest
Driest Month
Forecast for your trip dates
Up to 16 days ahead| Month | High | Low | Rainy days | Condition |
|---|---|---|---|---|
| January | 14°C | 6°C | 12 | Good |
| February | 17°C | 8°C | 9 | Good |
| March | 15°C | 7°C | 17 | Wet |
| April | 19°C | 11°C | 16 | Wet |
| May | 23°C | 13°C | 11 | Excellent (best) |
| June | 22°C | 14°C | 15 | Excellent (best) |
| July | 25°C | 17°C | 7 | Excellent (best) |
| August | 27°C | 17°C | 11 | Excellent (best) |
| September | 25°C | 15°C | 11 | Excellent (best) |
| October | 18°C | 11°C | 20 | Wet |
| November | 18°C | 10°C | 7 | Good |
| December | 12°C | 8°C | 27 | Wet |
Weather data: Open-Meteo Archive (2020-2025) • Open-Meteo.com (CC BY 4.0) • Historical avg. 2020–2025
Weather by Season
Winter
Dec–Feb
High: 14°C
Low: 7°C
Rainy days: 16 days/month
Spring
Mar–May
High: 19°C
Low: 10°C
Rainy days: 15 days/month
Summer
Jun–Aug
High: 25°C
Low: 16°C
Rainy days: 11 days/month
Autumn
Sep–Nov
High: 20°C
Low: 12°C
Rainy days: 13 days/month
Month-by-Month Weather Table
January
February
March
April
May
BestJune
BestJuly
BestAugust
BestSeptember
BestOctober
November
December
| Month | High | Low | Rainy days | Condition | View Details |
|---|---|---|---|---|---|
| January | 14°C | 6°C | 12 | Good | View Details → |
| February | 17°C | 8°C | 9 | Good | View Details → |
| March | 15°C | 7°C | 17 | Wet | View Details → |
| April | 19°C | 11°C | 16 | Wet | View Details → |
| May (best) | 23°C | 13°C | 11 | Excellent | View Details → |
| June (best) | 22°C | 14°C | 15 | Excellent | View Details → |
| July (best) | 25°C | 17°C | 7 | Excellent | View Details → |
| August (best) | 27°C | 17°C | 11 | Excellent | View Details → |
| September (best) | 25°C | 15°C | 11 | Excellent | View Details → |
| October | 18°C | 11°C | 20 | Wet | View Details → |
| November | 18°C | 10°C | 7 | Good | View Details → |
| December | 12°C | 8°C | 27 | Wet | View Details → |
Bilbao
Titanium Guggenheim Museum, pintxos bars in Casco Viejo and a Basque cultural renaissance.
Ready to Plan Your Bilbao Trip?
Get strategic travel tips, seasonal insights, and expert recommendations.
Common Questions
What type of climate does Bilbao have?
Bilbao has a Moderate climate with average yearly temperatures of 20°C (highs) and 11°C (lows).
When is the best time to visit Bilbao?
The best time to visit Bilbao is during May, June, July, August, September, when temperatures average around 23°C and conditions are ideal for sightseeing.
What are the hottest and coldest months in Bilbao?
The hottest month in Bilbao is August with average highs of 27°C, while the coldest is January with average lows of 6°C.
When is the rainy season in Bilbao?
Bilbao sees the most rain in December (27 rainy days), while July is the driest month (7 rainy days).
More Bilbao Guides
Best Time to Visit
Coming soon
Things to Do
Coming soon
Itineraries
Coming soon
Overview
Complete travel guide for Bilbao: top things to do, itineraries, and typical costs.