Santiago weather in September (Santiago Metropolitan Region, Chile)

How is September weather typically in Santiago? Explore our page to find a thorough overview of this month's weather conditions.

Temperatures

Typically, September in Santiago includes moderate temperatures and moderate rainfall. Expect temperatures to climb to 18°C during the day, with nighttime readings dropping to 5°C.

Precipitation

Santiago in September usually receives moderate rainfall, averaging around 72 mm for the month. Past climate data indicates that roughly 4 days will see rain.

Average sunshine

Expect a moderate amount of sunlight, with approximately 186 hours. This means a pleasant mix of sun and clouds.

If your ideal day consists of dry skies and moderate temperatures January, February, March, April, October, November and December generally stand out with the best circumstances. While June tends to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Santiago climate page with graphs.

 

Santiago, monthly averages in September

Min Temperature 5°C  

Max Temperature 18°C  

Chance of Rain 12%  

Precipitation 72 mm  

Rainy days 4 days  

Humidity 76%  

Sunshine 186 hours  

Percentage Sunshine  

Where to go in Chile in September

Find out more about the weather in Chile and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Santiago, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

6/10

Walking

6/10

Barbeque

6/10

Camping

4/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Santiago.

Our site offers climate and forecast data for every country in the world. Are you going to Chile? On this website you can find historical weather averages for many cities in Chile. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.