Weather Forecast for Santiago, Chile: Tuesday, August 11, 2026

Santiago, Chile, will see mild conditions on Tuesday, August 11, 2026, with the weather forecast indicating a high of 11°C and a low of 5°C. Light southwesterly winds of approximately 5 km/h are expected, alongside an average humidity level of 79% across the capital city.

The early morning hours are predicted to be dry, with humidity holding steady at 79% and gentle winds from the southwest at 5 km/h. This pattern is expected to continue through the late morning, with no precipitation anticipated and similar wind speeds and humidity levels.

In the afternoon and evening, the forecast suggests continued dry weather. Winds are expected to increase slightly to around 8 km/h from the southwest during the afternoon and then shift to the west at 7 km/h overnight.

The extended outlook for Santiago shows a warming trend for Wednesday, August 12, with temperatures expected to range between 15°C and 4°C. Winds should remain light at 5 km/h, and no rain is forecast. By Thursday, temperatures are projected to range between 7°C and 17°C, continuing the clear and dry weather pattern.