Dominica weather in July 2025

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

  • 31°C maximum daytime temperature in July in Dominica (Roseau)31
    31°C max day temperature
  • 8 hours of sunshine per day
  • 21 days with some rainfall in July in Dominica (Roseau)21
    21 days with some rainfall
  • 23°C minimum night-time temperature in July in Dominica (Roseau)23
    23°C min night temperature
  • 13 hours of daylight per day in July in Dominica (Roseau)13
    13 hours of daylight per day
  • Very high heat & humidity in July in Dominica (Roseau)VH
    Very High heat & humidity
  • 108 mm monthly rainfall in July in Dominica (Roseau)108
    108 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in July in Dominica (Roseau)11
    11+ (Extreme) UV index
  • 28°C sea temperature in July in Dominica (Roseau)28
    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.

Top Dominica destinations

Below are average maximum temperatures at popular countries, regions and places in Dominica in July. Select a holiday destination to see more weather parameters.

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

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How hot is it in Dominica in July?

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

How sunny is it in Dominica in July?

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

How warm is the sea around Dominica in July?

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

Does it rain in Dominica in July?

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

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

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

Dominica July sunrise & sunset times

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

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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