San Sebastián · Month comparison

January vs June

June ranks #1 overall vs January at #11. Pre-school-holiday peak — Jazz fest hasn't hit, but La Concha is finally swim-ready.

San Sebastián January — Tamborrada drummers in Parte Vieja

January

#11 of 12 months

Worth considering

Tamborrada (20 Jan) — 24 hours of Basque drumming and the only reason to come in deep winter.

  • Tamborrada festival 20 January — 15,000 drummers across the city for a full day
  • Three-Michelin-star tasting menus (Arzak, Akelarre, Berasategui) bookable inside a fortnight
San Sebastián June — La Concha bay from Monte Igueldo

June

#1 of 12 months

Best match

Pre-school-holiday peak — Jazz fest hasn't hit, but La Concha is finally swim-ready.

  • San Juan night (23 Jun) — bonfires on Zurriola and Concha beaches
  • Mountain hiking in Pyrenees foothills at perfect 18°C
FactorJanuaryJune
Weather score
3
9
Value score
10
6
Crowd score
10
6
Events score
4
9
Atmosphere
6
10
Avg high temp11°C21°C
Monthly rain125mm70mm
Daily sunshine3hrs7hrs

January trade-offs

  • 125mm rain across 14 wet days — the Atlantic at its angriest
  • La Concha beach unusable, Igueldo funicular fog-bound most days

June trade-offs

  • Last week of June Jazz Festival prep already pushes rates 20%
  • Spanish schools out by month-end — Madrid weekenders arriving
Scores compare months within San Sebastián. Climate data: Open Meteo ERA5 30-year normals (1991–2020). Methodology →