Weather in Santiago in September
The weather in Santiago in September is extremely hot, while temperatures can easily rise above 32 degrees. This hot weather is not advisable for long walks and outdoors activity, so please prepare for summer conditions with water and comfortable light clothes for a trip in Santiago during September.
Avg Temp
22° - 32°
Avg Rainy Days
23
Avg Dry Days
7
Avg Snow Days
0
Weather Facts - Santiago in September
* The warmest temperature recorded in in September is 34°C
* The coldest temperature recorded in Santiago in September is 17°C
* The average rainfall in Santiago in September is 311 mm