St. Moritz vs Val d'Isère: which is better, month by month

St. Moritz beats Val d'Isère in 4 of 12 months — its lead peaks in September (40 vs 27) — while Val d'Isère wins January; they are within 3 points in the other 7 months.

Each place is scored under the lens that suits its type. Comfort is SeasonMap's 0–100 estimate from ERA5 climate normals, not a forecast.

St. Moritz

🇨🇭 Switzerland · continental climate

Best month: March 93/100
Months won: 4 of 12

Val d'Isère

🇫🇷 France · continental climate

Best month: January 93/100
Months won: 1 of 12

St. Moritz vs Val d'Isère — all 12 months

Month	St. Moritz	Val d'Isère	Winner	Gap
January	86Afreezing, a little rain, clean air	93Sfreezing, rainy, clean air	Val d'Isère	7
February	88Afreezing, a little rain, clean air	86Afreezing, rainy, clean air	Tie	2
March	93Sfreezing, rainy, clean air	84Acold, rainy, clean air	St. Moritz	9
April	78Bcold, rainy, muggy air	76Bcold, rainy, clean air	Tie	2
May	61Ccold, soaked, clean air	62Ccold, soaked, clean air	Tie	1
June	24Fnice, soaked, muggy air	18Fnice, soaked, clean air	St. Moritz	6
July	12Fnice, soaked, clean air	12Fnice, rainy, clean air	Tie	0
August	15Fnice, soaked, clean air	15Fnice, rainy, clean air	Tie	0
September	40Fcool, rainy, clean air	27Fcool, rainy, clean air	St. Moritz	13
October	63Ccold, rainy, clean air	50Dcold, rainy, clean air	St. Moritz	13
November	81Afreezing, rainy, clean air	78Bcold, soaked, clean air	Tie	3
December	90Sfreezing, rainy, clean air	89Afreezing, rainy, clean air	Tie	1

A month is a tie when the two are within 3 points. The widest gap is September (40 vs 27). Tap a month for that month's temperature, rain, humidity and air quality side by side.