nomadseason

December Weather in Rosalie, Dominica

Last updated: August 23, 2025

In Rosalie, Dominica, the average temperature in December reaches a pleasant 25°C (78°F), with a minimum of 23°C (74°F) and a maximum of 27°C (81°F). Visitors should prepare for occasional rainfall, as precipitation averages 86 mm (3.4 in) across 21 days. The air carries a notable humidity level of 79%, adding to the rich atmosphere of this vibrant destination.

December Temperature in Rosalie

In December in Rosalie, the average temperature is 25°C (78°F). Maximum can reach 27°C (81°F) and minimum can be as low as 23°C (74°F). This mild climate makes it an ideal destination for outdoor activities and exploring local attractions.

December Weather in Rosalie: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Rosalie, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rosalie, December typically has an average temperature of 25°C (78°F), with highs reaching up to 27°C (81°F) and lows dropping to around 23°C (74°F).
JanFebMarAprMayJunJulAugSepOctNovDec767676777879798080807977
Data source: Temperature data for Rosalie generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Rosalie

In Rosalie in December, the total precipitation amount is 86 mm (3.4 in) spread across 21 days.

December Precipitation Trends in Rosalie

The chart displays monthly precipitation patterns in Rosalie, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Rosalie, December typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec585758526010112815013916713586
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Rosalie

In Rosalie in December humidity is 79%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities less inviting and requiring frequent breaks to stay refreshed.

December Average Humidity in Rosalie

This chart illustrates the average monthly humidity levels in Rosalie, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Rosalie is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%77%78%78%80%82%84%82%80%80%80%79%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Rosalie

In Rosalie in December, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Rosalie.

Maximum UV Index Levels in Rosalie for December

The chart shows the monthly maximum UV Index (UVI) for Rosalie in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Rosalie typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10111314141314131312109
Data source: Rosalie December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Rosalie Compares to Other Months

Weather in Rosalie varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Rosalie, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Rosalie, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)58 mm (2.3 inches)78%very high
February Weather24°C (76°F)57 mm (2.3 inches)77%extreme
March Weather24°C (76°F)58 mm (2.3 inches)78%extreme
April Weather25°C (77°F)51 mm (2.0 inches)78%extreme
May Weather26°C (78°F)60 mm (2.4 inches)80%extreme
June Weather26°C (79°F)101 mm (4.0 inches)82%extreme
July Weather26°C (79°F)128 mm (5.0 inches)84%extreme
August Weather26°C (80°F)150 mm (5.9 inches)82%extreme
September Weather27°C (81°F)139 mm (5.5 inches)80%extreme
October Weather26°C (80°F)167 mm (6.6 inches)80%extreme
November Weather26°C (79°F)135 mm (5.3 inches)80%very high
December Weather25°C (78°F)86 mm (3.4 inches)79%very high

Compare Rosalie's Climate with Cities Worldwide