San Juan Weather in August

What's the weather like in San Juan, Peru in August 2018?

The climate in San Juan during August can be summarized as mild and dry.

August is in the winter in San Juan and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 20°C (69°F), whilst at night 7°C (44°F) is normal.

San Juan weather averages (imperial / metric)
Daytime temperature 20.3°C 68.5°F
Nightly temperature 6.6°C 43.8°F
Average temperature 13.4°C 56.1°F
Daily sunshine 6.8 hrs
Avg rainfall 14 mm 0.6 ins
Rainy days 4 days
Sea temperature 18.3°C 64.9°F
Humidity 60%
Windspeed 13.7kph 9 mph

On average August is the 2nd driest month of the year in San Juan with around 14mm 0.6 inches of rain making it a dry time to visit. This rainfall is typically spread over 4 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.8 hours of sunshine per day.

August temperatures in San Juan

August rainfall

August hourly sunshine

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 August 2018.

Other monthly averages

San Juan weather stats

San Juan weather statistics
Hottest month: November 20.2°C 68.4°F
Driest month: July 11mm 0.4ins
Sunniest month: July 7.5hrs
Coldest month: July 19.3°C 66.7°F
Wettest month: March 126mm 5ins
Map showing location of San Juan (-7.3, -78.5)

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