Biarritz vs Lyon: which is better, month by month

Lyon beats Biarritz in 9 of 12 months — its lead peaks in November (66 vs 51) — while Biarritz wins July to August; they are within 3 points in June.

Each place is scored under the lens that suits its type — they are different kinds of destination, so the scores are each place at its own best. Comfort is SeasonMap's 0–100 estimate from ERA5 climate normals, not a forecast.

Biarritz

🇫🇷 France · mild climate

Best month: July 92/100
Months won: 2 of 12

Lyon

🇫🇷 France · mild climate

Best month: September 93/100
Months won: 9 of 12

Biarritz vs Lyon — all 12 months

Month	Biarritz	Lyon	Winner	Gap
January	46Fcold, soaked, clean air	60Ccold, a little rain, clean air	Lyon	14
February	58Dcool, rainy, clean air	69Ccold, a little rain, muggy air	Lyon	11
March	64Ccool, rainy, clean air	75Bcool, a little rain, clean air	Lyon	11
April	73Bnice, rainy, clean air	83Anice, a little rain, clean air	Lyon	10
May	77Bnice, rainy, clean air	89Anice, rainy, clean air	Lyon	12
June	84Awarm, rainy, clean air	86Awarm, rainy	Tie	2
July	92Swarm, a little rain, clean air	84Ahot, a little rain, clean air	Biarritz	8
August	90Swarm, a little rain, clean air	82Ahot, a little rain, clean air	Biarritz	8
September	85Awarm, rainy, clean air	93Swarm, a little rain, clean air	Lyon	8
October	71Bnice, rainy, clean air	77Bnice, rainy, clean air	Lyon	6
November	51Dcool, soaked, clean air	66Ccool, a little rain, clean air	Lyon	15
December	47Fcool, soaked, clean air	59Dcold, a little rain, muggy air	Lyon	12

A month is a tie when the two are within 3 points. The widest gap is November (51 vs 66). Tap a month for that month's temperature, rain, humidity and air quality side by side.