September · Chile
Best time to visit Puerto Aysén in September Weather, crowds & prices
Weather in Puerto Aysén in September
Average temperature 2°C, 61 mm of rain, about 3 days with 6+ hours of sunshine and 87% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
4.6/10
Ranked #8 of 12 months
- Avg temp
- 2°C
- Rainfall
- 61 mm
- Humidity
- 87%
- Days with 6h+ sun
- 3
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
September in Puerto Aysén scores 4.6/10 for nature and wildlife travel - ranked #8 of 12. Expect around 2°C, 61 mm of rain, and roughly 3 days with 6+ hours of sunshine this month.
Puerto Aysén is a rainy fjord town near Coyhaique-river bridges, green hills, and boat access deeper into Aysén. Best window: November through March in the Southern Hemisphere.
September in Puerto Aysén: expect compromises
September averages 2°C (36°F), cold enough that sightseeing works in bursts rather than in one long day on foot.
Rainfall runs 61 mm, so plan one flexible day in three; you still get about 3 days with 6+ hours of sunshine and 11.7 hours of daylight.
It scores 4.6/10 here, 8th of 12 months, against 9.6/10 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 light for this destination.
Flexible dates? January scores 5 points higher here — enough to change the trip.
Frequently asked
- What is the weather like in Puerto Aysén in September?
- In September, Puerto Aysén averages 2°C, 61 mm of rain, and about 3 days with 6+ hours of sunshine. Its climate-comfort score is 4.6/10.
- Is September a good time to visit Puerto Aysén?
- September earns a 4.6/10 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 Aysén in September?
- Expect about 61 mm of rain in September. Average humidity is 87% and there are about 3 days with 6+ hours of sunshine.
Curated in Puerto Aysén
Tickets & experiences
Things to do in Puerto Aysén
Puerto Aysén, Chile. Live activities and tours from GetYourGuide, matched to this destination.