Monthly climate averages for Massacre, Dominica. Based on 10-year ERA5 reanalysis data.
Am Tropical Monsoon
Climate OverviewMassacre, Dominica in December has warm conditions, with highs averaging 26.9°C (80°F). Rain falls on about 14 days this month. Winds are noticeable. Sea temperature reaches 28.1°C (83°F).
This month falls at the beginning of Winter.
Temperatures remain fairly steady throughout December, with daily highs around 27°C (81°F).
December sees fairly even rainfall, totalling about 45 mm across the month.
The warmest days tend to fall around the 1th, averaging 27.4°C (81°F).
Compared to November, this month is about 1°C cooler with 2 fewer rainy days.
Daily averages based on historical data (2016–2025)
Daytime temperatures around 27°C (80°F) are ideal for full-day outdoor exploration. Keep afternoons flexible as tropical showers are common — they typically clear within an hour.
Wet weather can spread across much of the day, so it is best to keep outdoor plans flexible.
Recent yearly records for December have stayed close to the long-run average.
| Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January best | 26°C / 25°C | 28°C / 25°C | 12days (32 mm) Wet | 10.5h Excellent | 77% Humid | 6.9 High | Excellent | View Details |
| February best | 26°C / 24°C | 28°C / 24°C | 10days (29 mm) Wet | 10.7h Excellent | 77% Humid | 7.9 Very High | Excellent | View Details |
| March best | 27°C / 25°C | 29°C / 25°C | 9days (26 mm) Wet | 11.2h Excellent | 77% Humid | 8.8 Very High | Excellent | View Details |
| April best | 27°C / 25°C | 30°C / 26°C | 10days (30 mm) Wet | 11.6h Excellent | 78% Humid | 8.9 Very High | Excellent | View Details |
| May | 28°C / 26°C | 31°C / 27°C | 10days (37 mm) Wet | 11.7h Excellent | 79% Humid | 8.7 Very High | Fair | View Details |
| June | 28°C / 26°C | 31°C / 28°C | 12days (50 mm) Wet | 11.5h Excellent | 80% Humid | 8.6 Very High | Fair | View Details |
| July | 28°C / 26°C | 32°C / 28°C | 17days (87 mm) Wet | 11.5h Excellent | 82% Humid | 8.7 Very High | Fair | View Details |
| August | 29°C / 27°C | 33°C / 29°C | 18days (98 mm) Wet | 11.4h Excellent | 82% Humid | 8.8 Very High | Wet | View Details |
| September | 29°C / 27°C | 34°C / 30°C | 16days (126 mm) Wet | 10.8h Excellent | 81% Humid | 8.5 Very High | Poor | View Details |
| October | 29°C / 27°C | 33°C / 29°C | 18days (114 mm) Wet | 10.3h Excellent | 82% Humid | 7.7 Very High | Wet | View Details |
| November | 28°C / 26°C | 31°C / 28°C | 16days (103 mm) Wet | 10.1h Excellent | 81% Humid | 7.1 Very High | Fair | View Details |
| December best | 27°C / 25°C | 29°C / 26°C | 14days (45 mm) Wet | 10.1h Excellent | 79% Humid | 6.6 High | Excellent | View Details |
Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.
A waterproof jacket or compact umbrella is recommended for occasional showers.
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