Castle Bruce Weather in December
In Castle Bruce, December brings high daytime temperatures around 27°C (81°F), with nights cooling to 25°C (77°F). Expect quite a bit of rainfall this month.
Rainfall in Castle Bruce in December
Expect around 18 days of rain based on historical data, with 90 mm (3.5 in) average. Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.
Temperature in Castle Bruce in December
The temperature in Castle Bruce in December is perfect. Daytime highs reach 27°C (81°F), with nights dropping to 25°C (77°F). Overall, the month follows a fairly predictable daily temperature pattern. With lows around 25°C (77°F), the nights are warm enough that a sheet is usually all you need for bedding.
Sunshine in Castle Bruce in December
There are approximately 190 hours of sunshine this month, resulting in mostly clear days.If your ideal day consists of dry skies and pleasant temperatures, January, February, March, April, May, June and December typically offer the best circumstances for Castle Bruce.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Dominica, check out our Castle Bruce's climate page.
Castle Bruce Temperature in December
Min Temperature
25°C (77°F)
Max Temperature
27°C (81°F)
Chance of Rain
61%
Precipitation
90 mm (3.5 in)
Rainy days
18 days
Humidity
72% *
Sunshine
190 hours *
Percentage Sunshine
*
Daily Historical Temperatures
37-year average (1983-2025)
Based on our historical records, temperatures in Castle Bruce typically stay consistent throughout December, with daily highs averaging around 27°C (81°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in December
Historical weather for Castle Bruce in December
Browse day-by-day weather records for Castle Bruce spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Castle Bruce historical weather extremes in December
Our historical data for Castle Bruce spans 2003 to 2025, revealing these weather extremes.
- The hottest December day on record in Castle Bruce reached 35°C (95°F) (December 5, 2013).
- The coldest December day was on December 31, 2021, with a maximum of 25°C (77°F).
Best Places in Dominica in December
Find out more about the weather in Dominica and which places have the best travel conditions in this month. See all of Dominica in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Castle Bruce in December
Warm but pleasant conditions in Castle Bruce in December. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Castle Bruce in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Dominica, check out our Castle Bruce's climate page.
Temperature Rainfall Sunshine Humidity
See the full Castle Bruce climate overview or explore weather in Dominica.
