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December Weather in Postrer Rio, Dominican Republic

Last updated: August 23, 2025

In Postrer Rio, Dominican Republic, the average temperature in December is a pleasant 23°C (73°F). Expect a range from a cool 16°C (60°F) at night to a warm 30°C (86°F) during the day. With an average humidity of 69%, the air feels comfortably balmy. Be prepared for a bit of rain, as 14 mm (0.6 in) of precipitation is expected over just 2 days.

December Temperature in Postrer Rio

In December in Postrer Rio, the average temperature is 23°C (73°F). Maximum temperatures can reach 30°C (86°F), while the minimum can drop to as low as 16°C (60°F). This pleasant climate makes Postrer Rio an ideal destination for travelers seeking comfortable weather during their visit.

December Weather in Postrer Rio: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Postrer Rio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Postrer Rio, December typically has an average temperature of 23°C (73°F), with highs reaching up to 30°C (86°F) and lows dropping to around 16°C (60°F).
JanFebMarAprMayJunJulAugSepOctNovDec717272747576777776757473
Data source: Temperature data for Postrer Rio 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 Postrer Rio

In Postrer Rio in December, the precipitation amount is 14 mm (0.6 in) over a period of 2 days.

December Precipitation Trends in Postrer Rio

The chart displays monthly precipitation patterns in Postrer Rio, 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 Postrer Rio, December typically receives around 14 mm (0.6 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec14137694955252891151138814
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Postrer Rio

In Postrer Rio in December humidity is 69%. With an average temperature of 23°C (73°F), this humidity feels like a warm embrace, making it perfect for leisurely strolls but potentially uncomfortable during the peak hours of the day, so travelers should stay hydrated and seek shade when exploring.

December Average Humidity in Postrer Rio

This chart illustrates the average monthly humidity levels in Postrer Rio, 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 Postrer Rio 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 Postrer Rio

In Postrer Rio 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 Postrer Rio.

Maximum UV Index Levels in Postrer Rio for December

The chart shows the monthly maximum UV Index (UVI) for Postrer Rio 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 Postrer Rio typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131414131313131198
Data source: Postrer Rio 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 Postrer Rio Compares to Other Months

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

This table compares monthly weather conditions in Postrer Rio, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)14 mm (0.6 inches)65%very high
February Weather22°C (72°F)13 mm (0.5 inches)63%extreme
March Weather22°C (73°F)76 mm (3.0 inches)59%extreme
April Weather23°C (74°F)94 mm (3.7 inches)58%extreme
May Weather24°C (75°F)95 mm (3.7 inches)57%extreme
June Weather24°C (76°F)52 mm (2.1 inches)57%extreme
July Weather25°C (77°F)52 mm (2.0 inches)63%extreme
August Weather25°C (78°F)89 mm (3.5 inches)71%extreme
September Weather25°C (77°F)115 mm (4.5 inches)73%extreme
October Weather24°C (75°F)112 mm (4.4 inches)72%extreme
November Weather23°C (74°F)88 mm (3.4 inches)72%very high
December Weather23°C (73°F)14 mm (0.6 inches)69%very high

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