The climate in Santiago during December can be summarized as warm and very dry.
December is in the summer in Santiago and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 25°C (78°F), whilst at night 13°C (56°F) is normal.
|Daytime temperature||25.4°C 77.7°F|
|Nightly temperature||13.4°C 56.1°F|
|Average temperature||19.4°C 66.9°F|
|Daily sunshine||11 hrs|
|Avg rainfall||3 mm 0.1 ins|
|Rainy days||4 days|
|Sea temperature||16.2°C 61.1°F|
|Windspeed||9.7kph 6 mph|
On average December is the 3rd driest month of the year in Santiago with around 3mm 0.1 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 11 hours of sunshine per day.
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 Santiago in December 2023.
Best places to visit in December
|Hottest month:||January||25.9°C 78.6°F|
|Driest month:||January||1mm 0ins|
|Coldest month:||July||12.8°C 55°F|
|Wettest month:||July||92mm 3.6ins|