The month in detail
What to expect in September
Autumn in French Basque Country is often underrated: 23°C, golden light and declining crowds. An interesting window. Expect rain on 34% 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.
September ranks 3 out of 12 months in French Basque Country. Compared to August: −2°C daytime, −1.0h of sun per day.
This month's conditions
What it's like in September
UV index
5 · moderate
protect during midday hours
Feels like
comfortable
14°
Sea
24°C
pleasant for swimming
Daylight
12.3h of daylight
Air quality
good
AQI 25
Compare
Is September the right month?
The best month in French Basque Country is August (8.1/10), 0.3 pt higher than September.
Book
Plan your trip
Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.
Stay
Hotels & rentals · French Basque Country
Expedia →
Activities
Tours, tickets, experiences
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Flights
Multi-airline comparator
Kiwi →
🎟️ Activities & tours · French Basque Country
GetYourGuide selection · free cancellation
Practical info
What you need to know before you go
Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a beach holiday.
Country · France
🗣️LanguageFrench
💶CurrencyEuro (€)
🚗DrivingRight-hand
🛡️Safety ⓘVery safe · 1/5
💰Cost of living ⓘExpensive · 4/5
🌡️ Climate
🌍Climate typeTemperate oceanic
📈Climate trend ⓘStable
🔥Hottest monthAugust · 25°C
❄️Coolest monthJanuary · 10°C
🌧️Rainiest month ⓘNovember · 46%
🏖️ Beach holiday
📅Peak seasonJuin → Sept
🏖️Swell (Sept–Mar) ⓘModérée
🛂VisaSchengen · 90 days
Explore
Other destinations in September
If September doesn't convince you for this destination, compare with others.
Location
Where is French Basque Country ?
Global position + regional geographic context.
🌍 World
🔍 Geographic context
FranceTemperate oceanic climate with a 8.1 → 1.1 gap between best and worst month. 10 years of ERA5 data to choose by project.
43.37°N · 1.30°W
Questions
Frequently asked questions
What is the best time to visit French Basque Country?
August is the best month with 25.0°C highs, 16.0°C lows, 7.2h of sunshine and 30.0% rainy days. The months of August & July offer comparable conditions.
How many hours of sunshine does French Basque Country get in August?
French Basque Country averages 7.2 sunshine hours per day in August. It is the sunniest month with a climate score of 7.6/10.
What is the rainiest month in French Basque Country?
January is the most unfavourable month with January has the lowest climate score of the year and the lowest climate score of the year.
What are the temperatures at night in French Basque Country in August?
In August, overnight lows reach 16.0°C, while afternoon highs average 25.0°C.
Is French Basque Country good in winter?
In winter (December-February), French Basque Country scores 3.0/10 on average — Difficult period — prefer the peak season.. The best month overall remains August with a score of 7.6/10.
When should you avoid French Basque Country?
January is the most difficult month to visit French Basque Country, with January has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.
Can you swim in French Basque Country in September?
In September, the sea averages 24°C in French Basque Country: pleasant for swimming. Swimming is pleasant without a wetsuit.
Do you need sun protection in French Basque Country in September?
The average UV index reaches 5 in September in French Basque Country (moderate), with about 12.3h of daylight. Protect during midday hours.