Climate almanac
Roseau
Saint George Parish, Dominica · 15.30°, -61.39°
What is the climate like in Roseau?
The best time to visit Roseau is typically December – June, with trip comfort peaking in February (8.1/10). Roseau is warmest in September, when daily highs average 83°F (28°C), and coolest in February, when lows fall to about 76°F (24°C). The wettest month is typically September and the driest is March; the year sees roughly 35 in (883 mm) of precipitation.
- Best time to visitDecember – June — comfort peaks in February (8.1/10)
- Warmest monthSeptember — average high 83°F (28°C)
- Coolest monthFebruary — average low 76°F (24°C)
- Wettest monthSeptember (5.3 in (134 mm))
- Driest monthMarch (1.4 in (35 mm))
- Annual precipitation35 in (883 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromTrinite Caravelle, 80 km away (1996-2026)