Vallenar Weather in May
What's the weather like in Vallenar (Atacama) in May 2026?
The climate in Vallenar during May can be summarized as mild and very dry.
May is in the fall / autumn in Vallenar and is typically the 5th coldest month of the year. Daytime maximum temperatures average around 17°C (63°F), whilst at night 9°C (48°F) is normal.
| Daytime temperature | 17.1°C 62.7°F |
|---|---|
| Nightly temperature | 9°C 48.1°F |
| Average temperature | 13°C 55.4°F |
| Daily sunshine | 7.7 hrs |
| Avg rainfall | 4 mm 0.2 ins |
| Rainy days | 0 days |
| Sea temperature | 16.6°C 61.9°F |
| Humidity | 73% |
| Windspeed | 9.4kph 6 mph |
On average May is the 4th wettest month of the year in Vallenar with around 4mm 0.2 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 7.7 hours of sunshine per day.
May temperatures in Vallenar
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 Vallenar in May 2025.
Other monthly averages
Vallenar weather stats
| Hottest month: | January | 22.6°C 72.7°F |
|---|---|---|
| Driest month: | January | 1mm 0ins |
| Sunniest month: | December | 11.6hrs |
| Coldest month: | July | 15.3°C 59.5°F |
| Wettest month: | July | 14mm 0.6ins |
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