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When is the Best Time to Explore San Sebastian?

If you're curious when is the best time of year to travel to San Sebastian, you may find this information about seasonal weather helpful when you are organising your getaway. The warmest months in San Sebastian are typically January and December, whereas the coldest months are usually July and June. The months with the most rain are February and November, whereas June and July have the least.

Here's a rundown on how much rain you can expect and what the temperatures are going to be like:

• From January to March, the average daytime temperature is 32°C and at night it is 15°C. Seasonal average rainfall is 331 mm.
• If you visit between April and June, you can expect an average temp of 23°C during the day and 7°C at night. Average rainfall during this season is 213 mm.
• The daytime average temp from July to September is 19°C and the night-time average is 6°C. Average precipitation for this season is 187 mm.
• Between October and December, the average temp during the day is 30°C and 10°C at night. Seasonal average rain is 334 mm.
• Average annual rainfall in San Sebastian is 1064 mm.