Weather by months in Santiago
January
February
March
April
May
June
July
August
September
October
November
December
19ºC
Avg. daily temperature
27ºC
High
3ºC
Low
29 mm
Total precipitation
29%
Avg. humidity
2.9m/s
Avg. wind
16 
Sunny days
8 
Cloudy days
6 
Rainy days
Air temperature
September
The temperature is between 5 and 18 degrees Celsius.
Low5º18ºHigh
1.9The temperature is between 6 and 19 degrees Celsius.
Low6º19ºHigh
4.9The temperature is between 6 and 18 degrees Celsius.
Low6º18ºHigh
7.9The temperature is between 6 and 19 degrees Celsius.
Low6º19ºHigh
10.9The temperature is between 6 and 20 degrees Celsius.
Low6º20ºHigh
13.9The temperature is between 6 and 19 degrees Celsius.
Low6º19ºHigh
16.9The temperature is between 6 and 18 degrees Celsius.
Low6º18ºHigh
18.9The temperature is between 6 and 19 degrees Celsius.
Low6º19ºHigh
20.9The temperature is between 6 and 18 degrees Celsius.
Low6º18ºHigh
22.9The temperature is between 6 and 18 degrees Celsius.
Low6º18ºHigh
24.9The temperature is between 5 and 18 degrees Celsius.
Low5º18ºHigh
26.9The temperature is between 5 and 17 degrees Celsius.
Low5º17ºHigh
28.9In Santiago, September enjoys a maximum daytime temperature of 27ºC and a minimum nighttime temperature of 3ºC. The average daily high reaches about 19ºC, while the average nightly low is around 6ºC. This is a fantastic time for outdoor activities and celebrating Chile's independence with festivals, or visiting Parque Bicentenario as spring blossoms.





