Puerto Chacabuco Weather in May
What's the weather like in Puerto Chacabuco (Aisén) in May 2026?
The climate in Puerto Chacabuco during May can be summarized as cool and very wet.
May is in the fall / autumn in Puerto Chacabuco and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 8°C (47°F), whilst at night 3°C (37°F) is normal.
| Daytime temperature | 8.4°C 47.1°F |
|---|---|
| Nightly temperature | 2.8°C 37°F |
| Average temperature | 5.6°C 42.1°F |
| Daily sunshine | 4.3 hrs |
| Avg rainfall | 272 mm 10.7 ins |
| Rainy days | 8 days |
| Sea temperature | 11.3°C 52.3°F |
| Humidity | 88% |
| Windspeed | 14kph 9 mph |
On average May is the wettest month of the year in Puerto Chacabuco with around 272mm 10.7 inches of rain making it a very wet time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.3 hours of sunshine per day.
May temperatures in Puerto Chacabuco
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 Chacabuco in May 2025.
Other monthly averages
Puerto Chacabuco weather stats
| Hottest month: | January | 16.4°C 61.5°F |
|---|---|---|
| Driest month: | February | 130mm 5.1ins |
| Sunniest month: | February | 9.1hrs |
| Coldest month: | July | 5.3°C 41.5°F |
| Wettest month: | May | 272mm 10.7ins |
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