Santiago weather
Our guide to the weather in Santiago during January
We've looked at the most up-to-date weather data for Santiago, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Santiago weather in January.
How warm is it in Santiago during January?
January is typically the hottest month in Santiago. Remember that in January it's summer in the souther hemisphere! The temperature hits about 25℃ during the day, falling away to a balmy 13℃ at night.The UV index will be high at this time of year, so protection against skin and eye damage is needed. Try to limit exposure between 10am and 4pm. Apply broad spectrum SPF 30+ sunscreen every few hours, even if it's cloudy, or more frequently after sweating or swimming, and wear UV-blocking sunglasses too, and bear in mind that bright surfaces, such as sand and water increase UV exposure.
Does it rain in Santiago during January?
The answer is no. Santiago is typically bone dry in January. You're not likely to see a thunderstorm during your trip.
Is it windy in Santiago during January?
You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in January. With moderate humidity and mild air temperatures, the breeze will have a slight cooling effect.
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