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December Weather in Zapotal, Costa Rica

Last updated: August 23, 2025

In Zapotal, Costa Rica, the average temperature in December hovers around 26°C (79°F), with a minimum of 21°C (69°F) and a maximum reaching 32°C (90°F). Visitors can expect about 50 mm (2.0 in) of precipitation over approximately 11 days, resulting in an average humidity level of 72%.

December Temperature in Zapotal

In December in Zapotal, the average temperature is a pleasant 26°C (79°F). It can reach a maximum of 32°C (90°F) and drop to a minimum of 21°C (69°F). This makes it an ideal destination for travelers looking to enjoy warm weather and outdoor activities.

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

The chart illustrates December temperature patterns in Zapotal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Zapotal, December typically has an average temperature of 26°C (79°F), with highs reaching up to 32°C (90°F) and lows dropping to around 21°C (69°F).
JanFebMarAprMayJunJulAugSepOctNovDec798182817979797978787879
Data source: Temperature data for Zapotal 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 Zapotal

In Zapotal in December, the precipitation amount is 50 mm (2.0 in) over the course of 11 days.

December Precipitation Trends in Zapotal

The chart displays monthly precipitation patterns in Zapotal, 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 Zapotal, December typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec197910238238931132633849019350
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Zapotal

In Zapotal in December, humidity is 72%. With an average temperature of 26°C (79°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities feel a bit more strenuous but also adding a tropical charm to your travels.

December Average Humidity in Zapotal

This chart illustrates the average monthly humidity levels in Zapotal, 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 Zapotal is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%71%71%71%71%79%79%75%73%73%74%72%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Zapotal

In Zapotal in December, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Zapotal.

Maximum UV Index Levels in Zapotal for December

The chart shows the monthly maximum UV Index (UVI) for Zapotal 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 Zapotal typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111314141413131313131110
Data source: Zapotal 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 Zapotal Compares to Other Months

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

This table compares monthly weather conditions in Zapotal, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)19 mm (0.8 inches)72%extreme
February Weather27°C (81°F)7 mm (0.3 inches)71%extreme
March Weather28°C (82°F)9 mm (0.4 inches)70%extreme
April Weather27°C (81°F)102 mm (4.0 inches)71%extreme
May Weather26°C (80°F)382 mm (15.0 inches)71%extreme
June Weather26°C (79°F)389 mm (15.3 inches)79%extreme
July Weather26°C (79°F)311 mm (12.2 inches)79%extreme
August Weather26°C (79°F)326 mm (12.8 inches)75%extreme
September Weather26°C (79°F)338 mm (13.3 inches)73%extreme
October Weather26°C (78°F)490 mm (19.3 inches)73%extreme
November Weather26°C (78°F)193 mm (7.6 inches)74%extreme
December Weather26°C (79°F)50 mm (2.0 inches)72%very high

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