Don Juan Weather in May

What's the weather like in Don Juan (Monte Plata) in May 2026?

The climate in Don Juan during May can be summarized as hot, humid and very wet.

May is in the spring in Don Juan and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (90°F), whilst at night 21°C (70°F) is normal.

Don Juan weather averages (imperial / metric)
Daytime temperature 32.3°C 90.1°F
Nightly temperature 21.3°C 70.3°F
Average temperature 26.8°C 80.2°F
Daily sunshine 8 hrs
Avg rainfall 252 mm 9.9 ins
Rainy days 12 days
Sea temperature 27.5°C 81.5°F
Humidity 79%
Windspeed 10.8kph 7 mph

On average May is the 2nd wettest month of the year in Don Juan with around 252mm 9.9 inches of rain making it a very wet time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.

On the flip side this corresponds to an average of 8 hours of sunshine per day.

May temperatures in Don Juan

Don Juan average temperature in May

May rainfall

Don Juan average rain in May

May hourly sunshine

Don Juan 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 Don Juan in May 2025.

Other monthly averages

Best places to visit in May

UV index Best time to go?

Don Juan weather stats

Don Juan weather statistics
Hottest month: July 32.7°C 90.9°F
Driest month: January 71mm 2.8ins
Sunniest month: February 8.3hrs
Coldest month: January 29.3°C 84.7°F
Wettest month: August 285mm 11.2ins
Map showing location of Don Juan (18.82774, -69.94629) Don Juan map pin © Google

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