Yamasá Weather in September

What's the weather like in Yamasá (Monte Plata) in September 2025?

The climate in Yamasá during September can be summarized as hot, humid and very wet.

September is in the fall / autumn in Yamasá and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (90°F), whilst at night 20°C (68°F) is normal.

Yamasá weather averages (imperial / metric)
Daytime temperature 32°C 89.6°F
Nightly temperature 20.2°C 68.4°F
Average temperature 26.1°C 79°F
Daily sunshine 7.7 hrs
Avg rainfall 226 mm 8.9 ins
Rainy days 15 days
Sea temperature 29°C 84.2°F
Humidity 79%
Windspeed 9.7kph 6 mph

On average September is the 4th wettest month of the year in Yamasá with around 226mm 8.9 inches of rain making it a very wet time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.7 hours of sunshine per day.

September temperatures in Yamasá

Yamasá average temperature in September

September rainfall

Yamasá average rain in September

September hourly sunshine

Yamasá 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 Yamasá in September 2025.

Other monthly averages

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UV index Best time to go?

Yamasá weather stats

Yamasá weather statistics
Hottest month: July 31.6°C 88.9°F
Driest month: January 83mm 3.3ins
Sunniest month: February 8.2hrs
Coldest month: January 28.6°C 83.5°F
Wettest month: August 275mm 10.8ins
Map showing location of Yamasá (18.77014, -70.02508) Yamasá map pin © Google

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