Oiartzun Weather in September

September in Oiartzun brings high temperatures, with highs of 22°C (72°F) and nights dropping to 15°C (59°F). Rainfall is on the higher side this month, averaging around 104 mm (4.1 in), so keep a rain jacket handy.

Rainfall in Oiartzun in September

Typically, you can expect about 13 days of rain this month, with 104 mm (4.1 in) on average. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Oiartzun in September

If you're visiting Oiartzun in September, expect highs of 22°C (72°F) and overnight lows around 15°C (59°F). During September, the summer season is in full swing. This kind of day-to-night contrast is typical for this time of year. Nights drop to around 15°C (59°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Oiartzun in September

With about 170 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

For Oiartzun itself, July and August generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit Spain, check out our Oiartzun's climate page.

Oiartzun Temperature in September

Min Temperature 15°C (59°F)  

Max Temperature 22°C (72°F)  

Chance of Rain 43%  

Precipitation 104 mm (4.1 in)  

Rainy days 13 days  

Humidity 75% *  

Sunshine 170 hours *  

Percentage Sunshine *  

* Data from: San Sebastián, Spain (10 KM, 6 Miles).

What to Wear in Oiartzun in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Oiartzun in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

6/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Spain, check out our Oiartzun's climate page.

More climate data for Oiartzun

Temperature Rainfall Sunshine Humidity

See the full Oiartzun climate overview or explore weather in Spain.