Bilbao Weather in December
Spain · 30-year monthly averages
🤔 Fair time to visit
December in Bilbao is mild, with average daytime highs around 14°C (57°F) and nighttime lows near 6°C (43°F). Expect roughly 125mm of precipitation spread over about 12 rainy days, and this is one of the wetter months.
Avg high
14°C
57°F
Avg low
6°C
43°F
Rainfall
125mm
rainy
Rainy days
12
days with ≥1mm
☀️ About 74 hours of sunshine over the month (~2h/day).
🎒 What to pack
- light jacket
- layers for cool evenings
- compact umbrella or rain jacket
December vs the rest of the year
FAQ
- How hot is Bilbao in December?
- December in Bilbao is mild, with average daytime highs around 14°C (57°F) and nighttime lows near 6°C (43°F). Expect roughly 125mm of precipitation spread over about 12 rainy days, and this is one of the wetter months.
- Does it rain a lot in Bilbao in December?
- Bilbao sees around 125mm of precipitation in December on average — rainy by global standards.
- Is December a good time to visit Bilbao?
- December is a workable month to visit Bilbao, but expect some weather trade-offs.