San José de Las Matas Weather in May

What's the weather like in San José de Las Matas (Santiago) in May 2026?

The climate in San José de Las Matas during May can be summarized as hot, humid and wet.

May is in the spring in San José de Las Matas and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 20°C (68°F) is normal.

San José de Las Matas weather averages (imperial / metric)
Daytime temperature 31.3°C 88.3°F
Nightly temperature 20°C 67.9°F
Average temperature 25.6°C 78.1°F
Daily sunshine 7.2 hrs
Avg rainfall 184 mm 7.2 ins
Rainy days 13 days
Sea temperature 27.2°C 81°F
Humidity 76%
Windspeed 10.4kph 7 mph

On average May is the wettest month of the year in San José de Las Matas with around 184mm 7.2 inches of rain making it a wet time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.2 hours of sunshine per day.

May temperatures in San José de Las Matas

San José de Las Matas average temperature in May

May rainfall

San José de Las Matas average rain in May

May hourly sunshine

San José de Las Matas average rain in May

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 San José de Las Matas in May 2025.

Other monthly averages

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San José de Las Matas weather stats

San José de Las Matas weather statistics
Hottest month: August 32.9°C 91.2°F
Driest month: July 53mm 2.1ins
Sunniest month: August 8.6hrs
Coldest month: January 27.9°C 82.2°F
Wettest month: May 184mm 7.2ins
Map showing location of San José de Las Matas (19.33915, -70.93819) San José de Las Matas map pin © Google

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