Bilbao vs Mundaka: which is better, month by month
Bilbao beats Mundaka in 9 of 12 months — its lead peaks in December (64 vs 41) — while Mundaka wins August; they are within 3 points in July and September.
Each place is scored under the lens that suits its type — they are different kinds of destination, so the scores are each place at its own best. Comfort is SeasonMap's 0–100 estimate from ERA5 climate normals, not a forecast.
Bilbao vs Mundaka — all 12 months
A month is a tie when the two are within 3 points. The widest gap is December (64 vs 41). Tap a month for that month's temperature, rain, humidity and air quality side by side.