Reduit Beach weather in September 2025

Expect 30°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Reduit Beach in September. Check more long-term weather averages for Reduit Beach in September before you book your next holiday to St Lucia in 2025/2026.

  • 30°C maximum daytime temperature in September in Reduit Beach30
    30°C max day temperature
  • 8 hours of sunshine per day
  • 25 days with some rainfall in September in Reduit Beach25
    25 days with some rainfall
  • 24°C minimum night-time temperature in September in Reduit Beach24
    24°C min night temperature
  • 12 hours of daylight per day in September in Reduit Beach12
    12 hours of daylight per day
  • Very high heat & humidity in September in Reduit BeachVH
    Very High heat & humidity
  • 224 mm monthly rainfall in September in Reduit Beach224
    224 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Reduit Beach11
    11+ (Extreme) UV index
  • 29°C sea temperature in September in Reduit Beach29
    29°C sea temperature

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The September weather guide for St Lucia (Reduit Beach) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about St Lucia

How hot is it in Reduit Beach in September?

Daytime temperatures usually reach 30°C in Reduit Beach in September with very high heat and humidity, falling to 24°C at night.

How sunny is it in Reduit Beach in September?

There are normally 8 hours of bright sunshine each day in Reduit Beach in September - that's 62% of daylight hours.

How warm is the sea around Reduit Beach in September?

The average sea temperature around Reduit Beach in September is 29°C.

Does it rain in Reduit Beach in September?

There are usually 25 days with some rain in Reduit Beach in September and the average monthly rainfall is 224mm.

What is the chance of a hurricane in Reduit Beach in September?

On average 1.1 days in September in Reduit Beach are likely to be affected by the passage of one or more tropical storms.

Reduit Beach September sunrise & sunset times

Browse the sunrise and sunset times for Reduit Beach in September 2025. Select a month to view Reduit Beach sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:52 18:15
Monday, 15th September 2025 05:53 18:05
Tuesday, 30th September 2025 05:53 17:54

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