Roseau weather in January 2025

Expect 29°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Roseau in January. Check more long-term weather averages for Roseau in January before you book your next holiday to Dominica in 2025/2026.

  • 29°C maximum daytime temperature in January in Roseau29
    29°C max day temperature
  • 7 hours of sunshine per day
  • 18 days with some rainfall in January in Roseau18
    18 days with some rainfall
  • 21°C minimum night-time temperature in January in Roseau21
    21°C min night temperature
  • 11 hours of daylight per day in January in Roseau11
    11 hours of daylight per day
  • Moderate heat & humidity in January in RoseauM
    Moderate heat & humidity
  • 136 mm monthly rainfall in January in Roseau136
    136 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in January in Roseau9
    9 (Very High) UV index
  • 27°C sea temperature in January in Roseau27
    27°C sea temperature

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The January 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 January?

Daytime temperatures usually reach 29°C in Roseau in January with moderate heat and humidity, falling to 21°C at night.

How sunny is it in Roseau in January?

There are normally 7 hours of bright sunshine each day in Roseau in January - that's 60% of daylight hours.

How warm is the sea around Roseau in January?

The average sea temperature around Roseau in January is 27°C.

Does it rain in Roseau in January?

There are usually 18 days with some rain in Roseau in January and the average monthly rainfall is 136mm.

Roseau January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 06:32 17:47
Thursday, 16th January 2025 06:36 17:55
Friday, 31st January 2025 06:35 18:03

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