August · Chile
Best time to visit Puerto Williams in August Weather, crowds & prices
Weather in Puerto Williams in August
Average temperature 1°C, 47 mm of rain, about 0 days with 6+ hours of sunshine and 91% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
August score
3.7/10
Ranked #10 of 12 months
- Avg temp
- 1°C
- Rainfall
- 47 mm
- Humidity
- 91%
- Days with 6h+ sun
- 0
- Crowd Density
- Moderate Crowds
- Average Expenses
- $ · Budget Friendly ($)
August in Puerto Williams scores 3.7/10 for nature and wildlife travel - ranked #10 of 12. Expect around 1°C, 47 mm of rain, and roughly 0 days with 6+ hours of sunshine this month.
Puerto Williams is the world’s southernmost city claim-Beagle Channel light, Navarino trails, and Cape Horn approaches. Best window: November through March in the Southern Hemisphere.
August in Puerto Williams — the hardest end of the year
August averages 1°C (33°F), cold enough that sightseeing works in bursts rather than in one long day on foot.
At 47 mm of water-equivalent precipitation this is a snowy month at resort level — that is snowpack, not lost days — with almost no days with 6+ hours of sunshine and 9.3 hours of daylight.
It scores 3.7/10 here, 10th of 12 months, against 8.5/10 in the destination's best month.
Pack insulated layers, a windproof shell, gloves and boots with grip, a packable rain layer, footwear you can get muddy.
Plan for low-season pricing, with crowds are moderate.
Flexible dates? January scores 4.8 points higher here — enough to change the trip.
Frequently asked
- What is the weather like in Puerto Williams in August?
- In August, Puerto Williams averages 1°C, 47 mm of rain, and about 0 days with 6+ hours of sunshine. Its climate-comfort score is 3.7/10.
- Is August a good time to visit Puerto Williams?
- August earns a 3.7/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Puerto Williams in August?
- Expect about 47 mm of rain in August. Average humidity is 91% and there are about 0 days with 6+ hours of sunshine.
Curated in Puerto Williams
Tickets & experiences
Things to do in Puerto Williams
Puerto Williams, Chile. Live activities and tours from GetYourGuide, matched to this destination.