Vieques Weather in September

What's the weather like in Vieques (Loiza) in September 2024?

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

September is in the fall / autumn in Vieques and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 24°C (75°F) is normal.

Vieques weather averages (imperial / metric)
Daytime temperature 30.6°C 87°F
Nightly temperature 23.7°C 74.6°F
Average temperature 27.1°C 80.8°F
Daily sunshine 8.3 hrs
Avg rainfall 200 mm 7.9 ins
Rainy days 18 days
Sea temperature 29°C 84.1°F
Humidity 77%
Windspeed 14.8kph 9 mph

On average September is the 4th wettest month of the year in Vieques with around 200mm 7.9 inches of rain making it a wet time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.3 hours of sunshine per day.

September temperatures in Vieques

Vieques average temperature in September

September rainfall

Vieques average rain in September

September hourly sunshine

Vieques 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 Vieques in September 2024.

Other monthly averages

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UV index Best time to go?

Vieques weather stats

Vieques weather statistics
Hottest month: August 30.4°C 86.7°F
Driest month: February 87mm 3.4ins
Sunniest month: March 9.6hrs
Coldest month: February 27.2°C 81°F
Wettest month: October 221mm 8.7ins
Map showing location of Vieques (18.42495, -65.83294) Vieques map pin © Google

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