Here’s a clear overview of the climate of Dominica:
Climate of Dominica
General Climate Type
- Dominica has a tropical rainforest climate, classified as hot, humid, and wet year-round.
- Influenced by its mountainous terrain and position in the eastern Caribbean Sea.
Temperature
- Average temperature:
- Daytime: 26°C – 31°C (79°F – 88°F)
- Nighttime: 20°C – 24°C (68°F – 75°F)
- Little seasonal variation; warm throughout the year.
Rainfall
- Rainfall is abundant and supports Dominica’s lush forests and rivers.
- Rainy season: June to November
- Heaviest rain between August and October
- Drier months: January to May
- Annual rainfall:
- Coastal areas: 1,500–2,500 mm (59–98 inches)
- Mountainous areas: Up to 7,600 mm (300 inches)
Hurricanes and Storms
- Hurricane season: June to November
- Dominica is in the Atlantic hurricane belt and is vulnerable to:
- Tropical storms
- Hurricanes (e.g., Hurricane Maria in 2017 caused widespread devastation)
Humidity and Winds
- Humidity: High year-round (averaging 70–90%)
- Trade winds: Help moderate heat and bring moisture-laden clouds from the Atlantic
Mountain Climate
- Higher elevations (like Morne Diablotins) are cooler and wetter.
- Temperatures can drop below 15°C (59°F) in the mountains.
Summary
| Feature | Description |
|---|---|
| Climate Type | Tropical rainforest |
| Avg. Temp | 26–31°C (79–88°F) |
| Rainy Season | June – November |
| Hurricane Risk | High (esp. Aug–Oct) |
| Dry Season | January – May |
| Humidity | High (70–90%) |
