What is the weather like in Biarritz vs Nantes in September?

In September, Biarritz averages 24°C high / 16°C low with about 103 mm of rain; Nantes averages 23°C high / 12°C low with about 58 mm.

Biarritz vs Nantes in September

Nantes is the better pick in September — 89 vs 85 on SeasonMap's comfort score. Nantes is nice, a little rain, clean air, while Biarritz is warm, rainy, clean air.

Biarritz vs Nantes — September climate, side by side

	🇫🇷 Biarritz	🇫🇷 Nantes
Comfort score	85/100 (A)	89/100 (A)
Feels-like high	24°C	22°C
Avg high / low	24° / 16°	23° / 12°
Rainfall	103 mm	58 mm
Rainy days	12	9
Humidity	79%	74%
Air quality (AQI)	43	35

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Biarritz 🇫🇷 Francewarm, rainy, clean air · best July85
Nantes 🇫🇷 Francenice, a little rain, clean air · best June89

Biarritz vs Nantes in September — FAQ

Is September better in Biarritz or Nantes?: Nantes is the better pick in September — 89 vs 85 on SeasonMap's comfort score. Nantes is nice, a little rain, clean air, while Biarritz is warm, rainy, clean air.
What is the weather like in Biarritz vs Nantes in September?: In September, Biarritz averages 24°C high / 16°C low with about 103 mm of rain; Nantes averages 23°C high / 12°C low with about 58 mm.