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December Weather in Matina, Costa Rica

Last updated: August 23, 2025

In December, the average temperature in Matina, Costa Rica is a pleasant 24°C (75°F), making it an ideal time to explore. Expect minimums around 18°C (65°F) and maximums reaching 29°C (84°F). However, be prepared for some rain, as the region sees about 342 mm (13.5 in) of precipitation over 25 days. With an average humidity of 72%, the atmosphere is quite tropical and vibrant.

December Temperature in Matina

In December in Matina, the average temperature is 24°C (75°F). Maximums can reach 29°C (84°F) and minimums can be as low as 18°C (65°F). This pleasant weather makes it an ideal time for travel and outdoor activities.

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

The chart illustrates December temperature patterns in Matina, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Matina, December typically has an average temperature of 24°C (75°F), with highs reaching up to 29°C (84°F) and lows dropping to around 18°C (65°F).
JanFebMarAprMayJunJulAugSepOctNovDec737474767878777778777675
Data source: Temperature data for Matina 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 Matina

In Matina in December, the total precipitation amount is 342 mm (13.5 in) recorded over 25 days.

December Precipitation Trends in Matina

The chart displays monthly precipitation patterns in Matina, 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 Matina, December typically receives around 342 mm (13.5 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec252138141172430370496352240354416342
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Matina

In Matina in December, humidity is 72%. With an average temperature of 24°C (75°F), this humidity feels like a warm blanket wrapped around you, making any travel plans feel pleasantly sticky but still enjoyable as long as you stay hydrated and take breaks in the shade.

December Average Humidity in Matina

This chart illustrates the average monthly humidity levels in Matina, 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 Matina is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec68%68%66%67%69%84%85%82%81%80%80%73%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Matina

In Matina 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 Matina.

Maximum UV Index Levels in Matina for December

The chart shows the monthly maximum UV Index (UVI) for Matina 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 Matina typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121314151413131313141110
Data source: Matina 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 Matina Compares to Other Months

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

This table compares monthly weather conditions in Matina, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (74°F)252 mm (9.9 inches)68%extreme
February Weather23°C (74°F)138 mm (5.4 inches)68%extreme
March Weather23°C (75°F)141 mm (5.5 inches)66%extreme
April Weather25°C (77°F)172 mm (6.8 inches)67%extreme
May Weather25°C (78°F)430 mm (16.9 inches)69%extreme
June Weather25°C (78°F)370 mm (14.6 inches)84%extreme
July Weather25°C (77°F)496 mm (19.5 inches)85%extreme
August Weather25°C (78°F)352 mm (13.9 inches)82%extreme
September Weather25°C (78°F)240 mm (9.4 inches)81%extreme
October Weather25°C (77°F)354 mm (13.9 inches)80%extreme
November Weather25°C (76°F)416 mm (16.4 inches)80%extreme
December Weather24°C (75°F)342 mm (13.5 inches)72%very high

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