🇦🇷 Buenos Aires vs 🇺🇸 Portland
Weather Comparison
Current Weather Right Now
🇦🇷
Buenos Aires

64°F
Scattered Clouds
Feels like 63°F
H 64°F / L 62°F
Humidity: 63%
🇺🇸
Portland

45°F
Overcast Clouds
Feels like 40°F
H 46°F / L 43°F
Humidity: 96%
Climate Overview
Buenos Aires
Humid subtropical — hot humid summers, mild winters, year-round rainfall
Buenos Aires has a humid subtropical climate — hot and sticky summers, mild winters, and moderate rainfall year-round. The Pampas winds can create dramatic temperature swings. The city is in the Southern Hemisphere, so seasons are opposite to North America/Europe.
Portland
Portland is Maine's largest city on Casco Bay, with a maritime New England climate. The Atlantic provides moderation but Portland still experiences full nor'easter potential with heavy snow and powerful ocean storms. The Old Port's waterfront cobblestones and Victorian commercial blocks create a beautiful but exposed coastal setting. Summers are famously pleasant and increasingly popular.
Seasonal Comparison
| Season | 🇦🇷 Buenos Aires | 🇺🇸 Portland |
|---|---|---|
| Spring | 57–73°F September–November | — |
| Summer | 72–88°F December–February | — |
| Fall | 61–75°F March–May | — |
| Winter | 48–63°F June–August | — |
Buenos Aires vs Portland: Frequently Asked Questions
Does Buenos Aires or Portland have better weather?
Buenos Aires and Portland have very different climates. Humid subtropical — hot humid summers, mild winters, year-round rainfall Portland: Portland is Maine's largest city on Casco Bay, with a maritime New England climate. The Atlantic pro. The best city depends on your preferred season and temperature range.
When is the best time to visit Buenos Aires vs Portland?
Best time for Buenos Aires: March, April, October, November. Best time for Portland: spring and fall.