Roseau weather in July 2025

Expect 31°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Roseau in July. Check more long-term weather averages for Roseau in July before you book your next holiday to Dominica in 2025/2026.

  • 31°C maximum daytime temperature in July in Roseau31
    31°C max day temperature
  • 8 hours of sunshine per day
  • 21 days with some rainfall in July in Roseau21
    21 days with some rainfall
  • 23°C minimum night-time temperature in July in Roseau23
    23°C min night temperature
  • 13 hours of daylight per day in July in Roseau13
    13 hours of daylight per day
  • Very high heat & humidity in July in RoseauVH
    Very High heat & humidity
  • 108 mm monthly rainfall in July in Roseau108
    108 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in July in Roseau11
    11+ (Extreme) UV index
  • 28°C sea temperature in July in Roseau28
    28°C sea temperature

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The July weather guide for Dominica (Roseau) 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 Roseau in July?

Daytime temperatures usually reach 31°C in Roseau in July with very high heat and humidity, falling to 23°C at night.

How sunny is it in Roseau in July?

There are normally 8 hours of bright sunshine each day in Roseau in July - that's 58% of daylight hours.

How warm is the sea around Roseau in July?

The average sea temperature around Roseau in July is 28°C.

Does it rain in Roseau in July?

There are usually 21 days with some rain in Roseau in July and the average monthly rainfall is 108mm.

What is the chance of a hurricane in Roseau in July?

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

Roseau July sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 05:39 18:40
Wednesday, 16th July 2025 05:44 18:40
Thursday, 31st July 2025 05:48 18:36

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