Vallegrande Weather in September

What's the weather like in Vallegrande (Santa Cruz) in September 2025?

The climate in Vallegrande during September can be summarized as warm and dry.

September is in the spring in Vallegrande and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a comfortable 26°C (79°F), whilst at night 12°C (53°F) is normal.

Vallegrande weather averages (imperial / metric)
Daytime temperature 26.2°C 79.1°F
Nightly temperature 11.7°C 53°F
Average temperature 18.9°C 66°F
Daily sunshine 8.6 hrs
Avg rainfall 24 mm 1 ins
Rainy days 3 days
Sea temperature 18.7°C 65.6°F
Humidity 63%
Windspeed 16.2kph 10 mph

On average September is the 5th driest month of the year in Vallegrande with around 24mm 1 inches of rain making it a dry time to visit. This rainfall is typically spread over 3 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.6 hours of sunshine per day.

September temperatures in Vallegrande

Vallegrande average temperature in September

September rainfall

Vallegrande average rain in September

September hourly sunshine

Vallegrande 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 Vallegrande in September 2025.

Other monthly averages

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Vallegrande weather stats

Vallegrande weather statistics
Hottest month: January 26.5°C 79.7°F
Driest month: July 10mm 0.4ins
Sunniest month: August 9.5hrs
Coldest month: July 23°C 73.4°F
Wettest month: January 131mm 5.2ins
Map showing location of Vallegrande (-18.48972, -64.10694) Vallegrande map pin © Google

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