Santiago
Chile
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Santiago, Chile

Breathtaking view of the cityscape of Santiago, Chile, with the Andean Mountain Ranges in the distance
Breathtaking view of the cityscape of Santiago, Chile, with the Andean Mountain Ranges in the distance
January, the same as December, is a moderately hot summer month in Santiago, Chile, with average temperature varying between 11.8°C (53.2°F) and 29.4°C (84.9°F).

Temperature

The warmest month is January, with an average high-temperature of 29.4°C (84.9°F) and an average low-temperature of 11.8°C (53.2°F).

Humidity

January is the least humid month in Santiago, with an average relative humidity of 57%.

Rainfall

January is the month with the least rainfall in Santiago, with 0.3mm (0") of accumulated precipitation.

Daylight

The average length of the day in Santiago is 14.1h.

Sunshine

January has the most sunshine of the year, with an average of 11.7h of sunshine.

UV index

January, February and December, with an average maximum UV index of 12, are months with the highest UV index. A UV Index value of 11, and more, symbolizes an ultimate health vulnerability from the exposure to the Sun's UV radiation for the ordinary person.
The average daily UV index of 12 transform into the following instructions:
Practice all essential precautions. Protection against sun damage is crucial. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise.

What is the warmest month in Santiago?

The warmest month in Santiago, Chile, is January, with an average high-temperature of 29.4°C (84.9°F) and an average low-temperature of 11.8°C (53.2°F).

What is the temperature in January in Santiago?

In Santiago, Chile, in January, the average high-temperature is 29.4°C (84.9°F), and the average low-temperature is 11.8°C (53.2°F).

What is the least humid month in Santiago?

The least humid month in Santiago, Chile, is January, with an average relative humidity of 57%.

What is the average humidity in January in Santiago?

In Santiago, Chile, the average relative humidity in January is 57%.

How much does it rain in Santiago in January?

During January, Santiago regularly aggregates up to 0.3mm (0") of precipitation.

What is the driest month in Santiago?

January is the month with the least rainfall, with 0.3mm (0") of accumulated precipitation.

What is the average length of the day in January in Santiago?

The average length of the day in January in Santiago, Chile, is 14.1h.

What month has the most sunshine in Santiago?

The month with the most sunshine in Santiago is January, with an average of 11.7h of sunshine.

How many hours of sunshine does Santiago have in January?

The average sunshine in January is 11.7h.

What is the month with the highest UV index in Santiago?

January, February and December, with an average maximum UV index of 12, are months with the highest UV index in Santiago, Chile.

What is the UV index reading in January in Santiago?

The average daily maximum UV index in January in Santiago, Chile, is 12. A UV Index value of 11, and more, symbolizes an extreme health threat from unsafe exposure to the Sun's UV rays.
Average temperature in January - Santiago, Chile
  • Average high temperature in January: 29.4°C

The warmest month (with the highest average high temperature) is January (29.4°C).
The month with the lowest average high temperature is July (14.3°C).

  • Average low temperature in January: 11.8°C

The month with the highest average low temperature is January (11.8°C).
The coldest month (with the lowest average low temperature) is July (2.5°C).

Average humidity in January - Santiago, Chile
  • Average humidity in January: 57%

Months with the highest relative humidity are June and July (84%).
The month with the lowest relative humidity is January (57%).

Average rainfall in January - Santiago, Chile
  • Average rainfall in January: 0.3mm

The wettest month (with the highest rainfall) is June (69.8mm).
The driest month (with the lowest rainfall) is January (0.3mm).

Average rainfall days in January - Santiago, Chile
  • Average rainfall days in January: 0 days

Months with the highest number of rainy days are June and July (7 days).
Months with the lowest number of rainy days are January, February and December (0 days).

Average daylight in January / Average sunshine in January - Santiago, Chile
  • Average daylight in January: 14.1h

The month with the longest days is December (Average daylight: 14.3h).
The month with shortest days is June (Average daylight: 10h).

  • Average sunshine in January: 11.7h

The month with most sunshine is January (Average sunshine: 11.7h).
The month with least sunshine is June (Average sunshine: 4h).

Average UV index in January - Santiago, Chile
  • Average UV index in January: 12

Months with the highest UV index are January, February and December (UV index 12).
Months with the lowest UV index are June and July (UV index 3).