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December Weather in Black River, Jamaica

Last updated: August 23, 2025

In December, the average temperature in Black River, Jamaica is a comfortable 26°C (79°F), with daytime highs reaching up to 31°C (89°F) and lows dipping to 22°C (72°F). Travelers can expect about 21 mm (0.8 in) of precipitation over 5 days, contributing to an average humidity of 78%. Embrace the warmth while preparing for occasional showers!

December Temperature in Black River

In December in Black River, the average temperature is 26°C (79°F). Maximums can reach 31°C (89°F), while minimums can drop to as low as 22°C (72°F). This pleasant climate makes Black River an ideal destination for travelers seeking warmth and comfort.

December Weather in Black River: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Black River, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Black River, December typically has an average temperature of 26°C (79°F), with highs reaching up to 31°C (89°F) and lows dropping to around 22°C (72°F).
JanFebMarAprMayJunJulAugSepOctNovDec777878798082838382807979
Data source: Temperature data for Black River 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 Black River

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

December Precipitation Trends in Black River

The chart displays monthly precipitation patterns in Black River, 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 Black River, December typically receives around 21 mm (0.8 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec16163351954250881011278221
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Black River

In Black River in December, humidity is 78%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket wrapping around you, making travel a bit sluggish as the air hangs thick, leaving you in need of frequent breaks to hydrate and find shade.

December Average Humidity in Black River

This chart illustrates the average monthly humidity levels in Black River, 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 Black River is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%77%76%77%78%80%80%78%77%76%78%78%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Black River

In Black River 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 Black River.

Maximum UV Index Levels in Black River for December

The chart shows the monthly maximum UV Index (UVI) for Black River 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 Black River typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131413131313121298
Data source: Black River 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 Black River Compares to Other Months

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

This table compares monthly weather conditions in Black River, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)16 mm (0.6 inches)77%very high
February Weather25°C (78°F)16 mm (0.6 inches)77%extreme
March Weather26°C (78°F)33 mm (1.3 inches)76%extreme
April Weather26°C (79°F)51 mm (2.0 inches)77%extreme
May Weather27°C (80°F)95 mm (3.7 inches)78%extreme
June Weather28°C (82°F)42 mm (1.7 inches)79%extreme
July Weather28°C (83°F)50 mm (2.0 inches)80%extreme
August Weather28°C (83°F)88 mm (3.5 inches)78%extreme
September Weather28°C (82°F)101 mm (4.0 inches)77%extreme
October Weather27°C (80°F)127 mm (5.0 inches)76%extreme
November Weather26°C (80°F)82 mm (3.2 inches)78%very high
December Weather26°C (79°F)21 mm (0.8 inches)78%very high

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