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December Weather in Castanuelas, Dominican Republic

Last updated: August 23, 2025

In December, the average temperature in Castanuelas, Dominican Republic is a warm 26°C (80°F), with a pleasant range where the minimum dips to 20°C (68°F) and the maximum peaks at 34°C (94°F). Expect a moderate precipitation of 21 mm (0.8 in) spread over about 5 days, contributing to an average humidity of 69%. Perfect weather for outdoor adventures!

December Temperature in Castanuelas

In December, in Castanuelas, the average temperature is 26°C (80°F), with maximums reaching 34°C (94°F) and minimums dropping to as low as 20°C (68°F). This pleasant climate makes Castanuelas an ideal destination for travelers looking to enjoy warm weather and outdoor activities.

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

The chart illustrates December temperature patterns in Castanuelas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castanuelas, December typically has an average temperature of 26°C (80°F), with highs reaching up to 34°C (94°F) and lows dropping to around 20°C (68°F).
JanFebMarAprMayJunJulAugSepOctNovDec787879818485868685838179
Data source: Temperature data for Castanuelas 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 Castanuelas

In Castanuelas in December, the precipitation amount is 21 mm (0.8 in) spread over a period of 5 days.

December Precipitation Trends in Castanuelas

The chart displays monthly precipitation patterns in Castanuelas, 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 Castanuelas, December typically receives around 21 mm (0.8 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec221040283419192678515321
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Castanuelas

In Castanuelas in December, humidity is 69%. With an average temperature of 26°C (80°F), this humidity feels like a warm, steamy embrace, making outdoor activities slightly sweaty and requiring frequent breaks for hydration but still inviting for leisurely strolls or exploring local attractions.

December Average Humidity in Castanuelas

This chart illustrates the average monthly humidity levels in Castanuelas, 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 Castanuelas is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%63%59%58%57%57%63%71%73%72%72%69%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Castanuelas

In Castanuelas in December, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Castanuelas.

Maximum UV Index Levels in Castanuelas for December

The chart shows the monthly maximum UV Index (UVI) for Castanuelas 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 Castanuelas typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec811131313121213121198
Data source: Castanuelas 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 Castanuelas Compares to Other Months

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

This table compares monthly weather conditions in Castanuelas, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (78°F)21 mm (0.8 inches)65%very high
February Weather26°C (79°F)10 mm (0.4 inches)63%extreme
March Weather26°C (79°F)40 mm (1.6 inches)59%extreme
April Weather27°C (82°F)28 mm (1.1 inches)58%extreme
May Weather29°C (84°F)34 mm (1.3 inches)57%extreme
June Weather29°C (85°F)19 mm (0.8 inches)57%extreme
July Weather30°C (86°F)19 mm (0.7 inches)63%extreme
August Weather30°C (86°F)26 mm (1.0 inches)71%extreme
September Weather29°C (85°F)78 mm (3.1 inches)73%extreme
October Weather28°C (84°F)51 mm (2.0 inches)72%extreme
November Weather27°C (81°F)53 mm (2.1 inches)72%very high
December Weather26°C (80°F)21 mm (0.8 inches)69%very high

Compare Castanuelas's Climate with Cities Worldwide