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December Weather in Choiseul, Saint Lucia

Last updated: August 31, 2025

In December, the average temperature in Choiseul, Saint Lucia hovers around a warm 26°C (80°F). Expect a minimum of 23°C (73°F) and a maximum reaching 29°C (85°F). However, don't forget your umbrella, as the region sees around 46 mm (1.8 in) of precipitation spread over 16 days. Additionally, you'll find the air quite humid, with an average humidity level of 82%.

December Temperature in Choiseul

In December in Choiseul, the average temperature is 26°C (80°F). Maximums can reach 29°C (85°F), while minimums can be as low as 23°C (73°F). It's an ideal time for travelers seeking pleasant weather and outdoor activities.

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

The chart illustrates December temperature patterns in Choiseul, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Choiseul, December typically has an average temperature of 26°C (80°F), with highs reaching up to 29°C (85°F) and lows dropping to around 23°C (73°F).
JanFebMarAprMayJunJulAugSepOctNovDec787878798181818182818079
Data source: Temperature data for Choiseul generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Choiseul

In Choiseul, in December, the precipitation amount is 46 mm (1.8 in) spread over 16 days.

December Precipitation Trends in Choiseul

The chart displays monthly precipitation patterns in Choiseul, 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 Choiseul, December typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec38313732396811812113714010846
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Choiseul

In Choiseul in December, humidity is 82%. With an average temperature of 26°C (80°F), this humidity feels like a heavy, warm blanket wrapping around you, making outdoor activities feel more exhausting and sweaty, which can be quite challenging for traveling.

December Average Humidity in Choiseul

This chart illustrates the average monthly humidity levels in Choiseul, 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 Choiseul is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%80%80%79%80%83%84%81%80%82%83%82%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Choiseul

In Choiseul 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 Choiseul.

Maximum UV Index Levels in Choiseul for December

The chart shows the monthly maximum UV Index (UVI) for Choiseul 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 Choiseul typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141313141412109
Data source: Choiseul 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 Choiseul Compares to Other Months

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

This table compares monthly weather conditions in Choiseul, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (78°F)38 mm (1.5 inches)81%very high
February Weather25°C (78°F)31 mm (1.2 inches)80%extreme
March Weather26°C (78°F)37 mm (1.4 inches)80%extreme
April Weather26°C (80°F)32 mm (1.3 inches)79%extreme
May Weather27°C (81°F)39 mm (1.5 inches)80%extreme
June Weather27°C (81°F)68 mm (2.7 inches)83%extreme
July Weather27°C (81°F)118 mm (4.6 inches)84%extreme
August Weather27°C (82°F)121 mm (4.8 inches)81%extreme
September Weather28°C (82°F)136 mm (5.4 inches)80%extreme
October Weather27°C (81°F)140 mm (5.5 inches)82%extreme
November Weather27°C (81°F)108 mm (4.2 inches)83%very high
December Weather26°C (80°F)46 mm (1.8 inches)82%very high

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