Buenos Aires vs Montevideo: which is better, month by month

Buenos Aires and Montevideo split the year 4–4 — Buenos Aires wins May, July, August and September, Montevideo wins January, March, November and December, and they are within 3 points in the other 4 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.

Buenos Aires

🇦🇷 Argentina · mild climate

Best month: October 90/100
Months won: 4 of 12

Montevideo

🇺🇾 Uruguay · mild climate

Best month: November 92/100
Months won: 4 of 12

Buenos Aires vs Montevideo — all 12 months

Month	Buenos Aires	Montevideo	Winner	Gap
January	79Bhot, a little rain, clean air	83Ahot, a little rain, clean air	Montevideo	4
February	79Bhot, rainy, clean air	81Ahot, rainy, clean air	Tie	2
March	81Awarm, rainy, clean air	86Awarm, rainy, clean air	Montevideo	5
April	84Anice, rainy, clean air	84Anice, rainy, clean air	Tie	0
May	82Anice, a little rain, clean air	78Bnice, rainy, clean air	Buenos Aires	4
June	78Bcool, a little rain, clean air	75Bcool, a little rain, clean air	Tie	3
July	76Bcool, a little rain, clean air	72Bcool, rainy, clean air	Buenos Aires	4
August	82Acool, a little rain, clean air	77Bcool, a little rain, clean air	Buenos Aires	5
September	86Anice, a little rain, clean air	82Anice, a little rain, clean air	Buenos Aires	4
October	90Snice, rainy, clean air	87Anice, rainy, clean air	Tie	3
November	88Awarm, a little rain, clean air	92Swarm, a little rain, clean air	Montevideo	4
December	83Ahot, a little rain, clean air	88Awarm, a little rain, clean air	Montevideo	5

A month is a tie when the two are within 3 points. The widest gap is March (81 vs 86). Tap a month for that month's temperature, rain, humidity and air quality side by side.