March · Dominica
Best time to visit Roseau in March Weather, crowds & prices
Weather in Roseau in March
Average temperature 26°C, 37 mm of rain, about 31 days with 6+ hours of sunshine and 75% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
March score
7.2/10
Ranked #2 of 12 months
- Avg temp
- 26°C
- Rainfall
- 37 mm
- Humidity
- 75%
- Days with 6h+ sun
- 31
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
March in Roseau scores 7.2/10 for nature and wildlife travel - one of the top 12-month picks (#2). Expect around 26°C, 37 mm of rain, and roughly 31 days with 6+ hours of sunshine this month.
Roseau is Dominica's small capital, squeezed between the sea and steep rainforest mountains.
March in Roseau: strong conditions, 2nd of 12
Days in March average 26°C (79°F) and humidity near 75% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.
With around 37 mm of rain, any showers tend to pass through rather than settle in; about 31 days with 6+ hours of sunshine and 11.9 hours of daylight fill the rest.
That is 7.2/10 on the same scale — 2nd of 12 months, versus 7.3/10 for the best month here.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, footwear you can get muddy.
Budget for peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Roseau in March?
- In March, Roseau averages 26°C, 37 mm of rain, and about 31 days with 6+ hours of sunshine. Its climate-comfort score is 7.2/10.
- Is March a good time to visit Roseau?
- March earns a 7.2/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Roseau in March?
- Expect about 37 mm of rain in March. Average humidity is 75% and there are about 31 days with 6+ hours of sunshine.
Curated in Roseau
Tickets & experiences
Things to do in Roseau
Roseau, Dominica. Live activities and tours from GetYourGuide, matched to this destination.