Visit French Basque Country in September? Score 7.5/10 [2026]

Month summary

French Basque Country weather in September

✅ Good

🌡️ Temperature min / max

14°C – 23°C

🌧 Rainy days

41% of days

☀️ Sunshine

10.6h per day on average

🌊 🌊 Season

Autumn

⭐ ⭐ Weather score

7.5/10

📅 📅 Best month

August (8.1/10)

Quick decision

Should you visit French Basque Country in September?

✅ Good

✅ Yes if: you want shoulder-season value — fewer crowds, 23°C.

❌ No if: you need maximum sunshine — some overcast days are possible.

🌧 Rain : ████░░░░░░ 41%

🌡 Temperature : ██████░░░░ 23°C

☀️ Sunshine : ████████░░ 10.6h/d

Our take: French Basque Country in September: 23°C and 10.6h of sunshine. Decent, but not the peak.

By trip type

French Basque Country in September by trip type

🏙️ 🏙️ City break / culture : ✅ Good
🚶 🚶 Outdoor activities : ✅ Good
🏖️ Beach / swimming : ⚠️ Possible
💰 💰 Budget : 💸 Peak season

Local context

What to expect in September

🎯 Balanced surf conditions — consistent waves and fewer surfers in the lineup Autumn in French Basque Country is often underrated: 23°C, golden light and declining crowds. An interesting window. Expect rain on 41% of days — a light raincoat in the bag is recommended. A good balance between weather and crowds, even if August (8.1/10) remains theoretically better.

Browse by month

All months for French Basque Country

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Annual table

Month-by-month comparison

Month	Min °C	Max °C	Rain %	Precip mm	Sun h/d	Score
🌦️ January	4°C	10°C	47%	4.8	5.9h	4.0/10
🌦️ February	5°C	13°C	43%	3.8	7.8h	4.7/10
🌦️ March	6°C	14°C	55%	4.1	9.0h	4.5/10
🌦️ April	8°C	16°C	51%	3.9	10.1h	6.1/10
🌦️ May	10°C	18°C	54%	3.7	11.6h	7.0/10
🌦️ June	14°C	23°C	50%	4.2	11.8h	7.4/10
🌤️ July	16°C	24°C	38%	2.2	12.5h	8.0/10
🌤️ August	16°C	25°C	35%	2.2	11.9h	8.1/10
🌤️ September	14°C	23°C	41%	3.5	10.6h	7.5/10
🌦️ October	11°C	20°C	41%	3.8	8.6h	7.1/10
🌦️ November	7°C	14°C	53%	5.8	6.5h	4.1/10
🌦️ December	5°C	12°C	45%	5.1	5.5h	4.1/10

Ideal Fair Challenging climate ◀ Current month · Source Open-Meteo · 10 years

📊 Data source Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In September, French Basque Country averages 23°C, 41% rainy days and 10.6h of sunshine per day. Overall weather score: 7.5/10. See methodology →

Comparison

September vs August (best month)

The best month is August (score 8.1/10). Difference:

🌡️ Max temperature : +2°C
🌧 Rainy days : -6%
☀️ Sunshine : +1.3h/day

FAQ

FAQ — French Basque Country in September

Is September a good time to visit French Basque Country?

September is an excellent time to visit French Basque Country (score 7.5/10). With 23°C, 10.6h of sunshine and 41% rain, conditions are very favourable.

What to do in French Basque Country in September?

With 23°C max and 10.6h of sunshine, focus on cultural sites, museums and local gastronomy.

Accommodation