Verdict: Tough month
Ushuaia Weather in August
August is properly cold in Ushuaia, with highs of only 3°C (37°F). It's also the wet side of the calendar: rain falls on about 17 days, so build flexibility into plans. If your dates are flexible, most travelers will have a better time in Ushuaia outside August.
Average high
3°C / 37°F
Average low
-2°C / 28°F
Rain days
~17
Precipitation
77 mm
What to pack for Ushuaia in August
- Full winter kit — insulated coat, gloves, warm hat
- Rain gear is non-negotiable — expect rain on roughly 17 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
August against the rest of the year
Warmest in Ushuaia: Jan (13°C / 55°F) · Coolest: Jul (2°C / 36°F) · Wettest: Jan (~23 rain days)
13°
6°
Jan
13°
6°
Feb
10°
4°
Mar
8°
2°
Apr
6°
1°
May
3°
-3°
Jun
2°
-3°
Jul
3°
-2°
Aug
5°
-1°
Sep
8°
2°
Oct
11°
3°
Nov
12°
5°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)