Puerto Cisnes Weather in May
What's the weather like in Puerto Cisnes (Aisén) in May 2026?
The climate in Puerto Cisnes during May can be summarized as cool and very wet.
May is in the fall / autumn in Puerto Cisnes and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 9°C (49°F), whilst at night 3°C (38°F) is normal.
| Daytime temperature | 9.2°C 48.5°F |
|---|---|
| Nightly temperature | 3.3°C 37.9°F |
| Average temperature | 6.2°C 43.2°F |
| Daily sunshine | 4.2 hrs |
| Avg rainfall | 273 mm 10.7 ins |
| Rainy days | 9 days |
| Sea temperature | 11.5°C 52.6°F |
| Humidity | 87% |
| Windspeed | 14kph 9 mph |
On average May is the wettest month of the year in Puerto Cisnes with around 273mm 10.7 inches of rain making it a very wet time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.2 hours of sunshine per day.
May temperatures in Puerto Cisnes
May rainfall
May hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Puerto Cisnes in May 2025.
Other monthly averages
Puerto Cisnes weather stats
| Hottest month: | January | 16.6°C 61.9°F |
|---|---|---|
| Driest month: | February | 118mm 4.6ins |
| Sunniest month: | February | 9.3hrs |
| Coldest month: | July | 6.1°C 43°F |
| Wettest month: | May | 273mm 10.7ins |
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