Bilbao Weather in September
Spain · 30-year monthly averages
🌟 Great time to visit
September in Bilbao is pleasantly warm, with average daytime highs around 25°C (76°F) and nighttime lows near 14°C (57°F). Expect roughly 75mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
Avg high
25°C
76°F
Avg low
14°C
57°F
Rainfall
75mm
moderate
Rainy days
9
days with ≥1mm
☀️ About 156 hours of sunshine over the month (~5h/day).
🎒 What to pack
- light layers
- comfortable walking shoes
September vs the rest of the year
FAQ
- How hot is Bilbao in September?
- September in Bilbao is pleasantly warm, with average daytime highs around 25°C (76°F) and nighttime lows near 14°C (57°F). Expect roughly 75mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
- Does it rain a lot in Bilbao in September?
- Bilbao sees around 75mm of precipitation in September on average — moderate by global standards.
- Is September a good time to visit Bilbao?
- September is one of the best months to visit Bilbao — comfortable temperatures and manageable rainfall.