Roatan weather in September 2025

Expect daytime maximum temperatures of 32°C in Roatan in September and very high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 17 days with some rainfall and typically 192 mm of rainfall in the month.

  • 32°C maximum daytime temperature in September in Roatan32
    32°C max day temperature
  • 7 hours of sunshine per day
  • 17 days with some rainfall in September in Roatan17
    17 days with some rainfall
  • 25°C minimum night-time temperature in September in Roatan25
    25°C min night temperature
  • 12 hours of daylight per day in September in Roatan12
    12 hours of daylight per day
  • Very high heat & humidity in September in RoatanVH
    Very High heat & humidity
  • 192 mm monthly rainfall in September in Roatan192
    192 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Roatan11
    11+ (Extreme) UV index
  • 29°C sea temperature in September in Roatan29
    29°C sea temperature

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The September weather guide for Honduras (Roatan) 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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How hot is it in Roatan in September?

Daytime temperatures usually reach 32°C in Roatan in September with very high heat and humidity, falling to 25°C at night.

How sunny is it in Roatan in September?

There are normally 7 hours of bright sunshine each day in Roatan in September - that's 54% of daylight hours.

How warm is the sea around Roatan in September?

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

Does it rain in Roatan in September?

There are usually 17 days with some rain in Roatan in September and the average monthly rainfall is 192mm.

What is the chance of a hurricane in Roatan in September?

On average less than 1 day in September in Roatan is likely to be affected by the passage of one or more tropical storms.

Roatan September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:33 17:59
Monday, 15th September 2025 05:34 17:48
Tuesday, 30th September 2025 05:36 17:36

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