Arauco Weather in May
What's the weather like in Arauco (Biobío) in May 2025?
The climate in Arauco during May can be summarized as mild and very wet.
May is in the fall / autumn in Arauco and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cool 15°C (59°F), whilst at night 7°C (45°F) is normal.
| Daytime temperature | 15°C 58.9°F |
|---|---|
| Nightly temperature | 7.1°C 44.7°F |
| Average temperature | 11°C 51.8°F |
| Daily sunshine | 4.6 hrs |
| Avg rainfall | 236 mm 9.3 ins |
| Rainy days | 8 days |
| Sea temperature | 13.8°C 56.8°F |
| Humidity | 88% |
| Windspeed | 9kph 6 mph |
On average May is the 3rd wettest month of the year in Arauco with around 236mm 9.3 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 4.6 hours of sunshine per day.
May temperatures in Arauco
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 Arauco in May 2025.
Other monthly averages
Arauco weather stats
| Hottest month: | January | 22.8°C 73°F |
|---|---|---|
| Driest month: | January | 22mm 0.9ins |
| Sunniest month: | February | 11hrs |
| Coldest month: | July | 12.5°C 54.5°F |
| Wettest month: | June | 291mm 11.5ins |
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