Buenos Aires
Buenos Aires is a city in Ancash, Peru, close to the sea. It has a population of about 158,385 (2017). The climate is classified as hot desert (Köppen BWh), with very little rain and intense sun.
Best: Jun–Aug. Warmth, sunshine and dry days, month by month.
Buenos Aires at a glance
The months with the highest weather score
Average high in March
Average low in August
8 mm of rain
1 mm of rain
February
within 34 km
How Buenos Aires has grown
People living in the built-up area (28 km² today), every five years since 1975; 2030 is the projection.
+81%71k in 1975 → 128k in 2025Weather in Buenos Aires
Now and the next ten days. The 14 and 30-day outlooks are one click away.
Cloudy · wind 10 km/h · humidity 64%
When to go to Buenos Aires
Each month's weather score (warmth, sun, dry days) with its temperatures and rain.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Score | 77 | 70 | 64 | 84 | 93 | 99 | 98 | 99 | 94 | 88 | 85 | 79 |
| High | 26° | 27° | 27° | 25° | 23° | 21° | 20° | 20° | 20° | 21° | 22° | 24° |
| Low | 20° | 21° | 21° | 20° | 18° | 16° | 16° | 15° | 15° | 16° | 16° | 18° |
| Rain (mm) | 6 | 10 | 8 | 5 | 2 | 1 | 2 | 2 | 2 | 3 | 3 | 3 |
| Wet days | 4 | 4 | 6 | 4 | 3 | 1 | 1 | 1 | 1 | 2 | 3 | 5 |
| Sea | 21° | 22° | 22° | 20° | 19° | 19° | 18° | 18° | 17° | 17° | 18° | 19° |
What's on in Buenos Aires
Concerts, football matches, the public holidays ahead and the town's festivals through the year.
Monuments and museums in Buenos Aires
Nature around Buenos Aires
Wildlife in October
The birds and mammals of Peru seen most this month, compared with the rest of their year.
The sky over Buenos Aires
Earthquakes around Buenos Aires
The last 30 days within 300 km, and the record since 1950.
Strongest nearby since 1950
Towns and villages around Buenos Aires
Each with its own page: weather, climate and the best time to visit.