San Sebastián in July

In July, San Sebastián averages 23°C (74°F) during the day and 17°C (63°F) at night, with around 13 days of rain (76 mm total).

Peak season

Conditions are comfortable for sightseeing without being sweltering. Plan for unsettled weather and bring rain gear.

July offers comfortable temperatures in San Sebastián, with some rain to plan around.

23°C
Avg high
17°C
Avg low
13
Rain days
76 mm
Rainfall

How July compares to the rest of the year in San Sebastián

2nd
warmest month of the 12
9th
wettest month of the 12
4%
of yearly rainfall falls in July
15 h 6 min
daylight on the 15th

July is one of the warmest months in San Sebastián (2nd of 12) and moderately rainy compared to the rest of the year (9th of 12). Daytime temperature runs 5°C above the annual average (18°C). July runs 2°C warmer than June (22°C) and warms a further 1°C into August (24°C).

July sunrise & sunset in San Sebastián

🌅
Sunrise (15th)
6:40 AM
🌇
Sunset (15th)
9:46 PM
Day length
15 h 6 min

Times shown for San Sebastián local time (Europe/Madrid), calculated for the 15th of July. They shift by a few minutes day to day across the month.

Photography light in San Sebastián — July

Golden-hour and blue-hour windows for the 15th of July, in San Sebastián's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
5:40 AM – 6:20 AM
🌄 Golden hour (AM)
6:20 AM – 7:20 AM
🌇 Golden hour (PM)
9:06 PM – 10:06 PM
🌆 Blue hour (PM)
10:06 PM – 10:46 PM
Milky Way galactic core
Good
Galactic core is up but lower on the horizon; head well outside city limits for a clean view.

📅 When to book — San Sebastián in July

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on July's tier (Peak season) and San Sebastián's popularity.

✈ Flights — lead time
3-5 months
Flight prices are near their annual peak. Watch fare-alert tools, book directly when you see a fare under the typical range for this city.
🏨 Lodging — lead time
3-5 months
Reasonable selection still available at 3-4 months out, but central locations vanish first.
⚠ Mediterranean coastal accommodations are at absolute peak; rentals near beaches book 6-10 months out, especially Italy / Spain / Greece.

Crowds & pricing — July in San Sebastián

Peak season

San Sebastián is in peak season during this month — expect bigger crowds at famous sights, higher hotel and flight prices, and longer queues. Restaurant reservations a few days out are advisable, and any boutique hotels you have your eye on should be booked weeks ahead. The trade-off: most attractions, restaurants, and seasonal services are fully open, the weather is at its most reliable, and the city feels at its most alive.

Why this tier: excellent tourism weather Northern Hemisphere summer holidays

Sun & mosquito risk — July in San Sebastián

☀️ UV Index (noon, 15th)
11.8
Extreme
Stay indoors during midday hours; SPF 50+ even briefly outside, UPF clothing, wide-brim hat, sunglasses essential.
🦟 Mosquito risk
●●●○○
Moderate
Active mosquito season. DEET 25-30% repellent recommended, especially at dawn/dusk.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

San Sebastián in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 12°C / 53°F 6°C / 43°F 220 mm 17
February 13°C / 56°F 7°C / 44°F 166 mm 15
March 15°C / 58°F 8°C / 46°F 155 mm 17
April 17°C / 62°F 10°C / 49°F 118 mm 14
May 19°C / 66°F 12°C / 53°F 122 mm 16
June 22°C / 71°F 15°C / 59°F 106 mm 14
July 23°C / 74°F 17°C / 63°F 76 mm 13
August 24°C / 75°F 17°C / 63°F 102 mm 12
September 23°C / 73°F 16°C / 60°F 112 mm 12
October 20°C / 69°F 14°C / 56°F 121 mm 13
November 15°C / 60°F 10°C / 50°F 229 mm 18
December 14°C / 57°F 8°C / 47°F 177 mm 15

Other cities with similar July weather

🌍 See the full ranked list of climate twins for San Sebastián in July →

Frequently asked questions

How hot is San Sebastián in July?

In July, San Sebastián averages a high of 23°C (74°F) and a low of 17°C (63°F) — generally mild and pleasant.

Does it rain a lot in San Sebastián in July?

July can be fairly wet in San Sebastián, with about 13 rainy days on average.

Is July a good time to visit San Sebastián?

July is mild and pleasant. It suits travelers who are comfortable with mild and pleasant weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for San Sebastián in July?

Pack light layers for warm days and cooler evenings, plus a compact umbrella or rain jacket. See the full July packing list for San Sebastián for a complete, climate-based checklist.

Open San Sebastián on the interactive map

Check the live 10-day forecast and sunrise/sunset.