Santiago Weather in September

What's the weather like in Santiago (Rio Grande do Sul) in September 2024?

The climate in Santiago during September can be summarized as mild and wet.

September is in the spring in Santiago and is typically the 5th coldest month of the year. Daytime maximum temperatures average around 22°C (72°F), whilst at night 10°C (51°F) is normal.

Santiago weather averages (imperial / metric)
Daytime temperature 22.1°C 71.7°F
Nightly temperature 10.4°C 50.6°F
Average temperature 16.2°C 61.2°F
Daily sunshine 6.1 hrs
Avg rainfall 164 mm 6.5 ins
Rainy days 14 days
Sea temperature 17.3°C 63.2°F
Humidity 73%
Windspeed 11.9kph 7 mph

On average September is the wettest month of the year in Santiago with around 164mm 6.5 inches of rain making it a wet time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.1 hours of sunshine per day.

September temperatures in Santiago

Santiago average temperature in September

September rainfall

Santiago average rain in September

September hourly sunshine

Santiago average rain in September

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Santiago in September 2024.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Santiago weather stats

Santiago weather statistics
Hottest month: January 30°C 86°F
Driest month: August 133mm 5.2ins
Sunniest month: December 8.9hrs
Coldest month: July 18.7°C 65.7°F
Wettest month: September 164mm 6.5ins
Map showing location of Santiago (-29.19167, -54.86722) Santiago map pin © Google

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