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December Weather in Canas, Costa Rica

Last updated: August 23, 2025

In December, the average temperature in Canas, Costa Rica is a pleasant 23°C (74°F). Expect comfortable conditions with a minimum of 18°C (65°F) and a maximum reaching up to 30°C (86°F). However, be prepared for some rain, as Canas receives an average precipitation of 57 mm (2.2 in) spread over 14 days. With an average humidity of 70%, it’s the perfect time to enjoy the vibrant ambiance of this beautiful locale!

December Temperature in Canas

In December in Canas, the average temperature is 23°C (74°F). The maximum can reach 30°C (86°F) and the minimum can be as low as 18°C (65°F). This mild and pleasant climate makes it an ideal time for outdoor exploration and activities.

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

The chart illustrates December temperature patterns in Canas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Canas, December typically has an average temperature of 23°C (74°F), with highs reaching up to 30°C (86°F) and lows dropping to around 18°C (65°F).
JanFebMarAprMayJunJulAugSepOctNovDec737575777776767675757574
Data source: Temperature data for Canas 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 Canas

In Canas in December, the total precipitation amount reaches 57 mm (2.2 in) over the course of 14 days.

December Precipitation Trends in Canas

The chart displays monthly precipitation patterns in Canas, 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 Canas, December typically receives around 57 mm (2.2 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec27895426429015927526538515957
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Canas

In Canas in December humidity is 70%. With an average temperature of 23°C (74°F), this humidity feels like a warm, sticky embrace, making outdoor activities somewhat challenging but still bearable for traveling.

December Average Humidity in Canas

This chart illustrates the average monthly humidity levels in Canas, 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 Canas is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec66%64%63%63%63%74%85%82%80%79%79%70%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Canas

In Canas 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 Canas.

Maximum UV Index Levels in Canas for December

The chart shows the monthly maximum UV Index (UVI) for Canas 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 Canas typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111314141414141313131110
Data source: Canas 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 Canas Compares to Other Months

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

This table compares monthly weather conditions in Canas, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (74°F)27 mm (1.1 inches)66%extreme
February Weather24°C (75°F)8 mm (0.3 inches)64%extreme
March Weather24°C (75°F)9 mm (0.4 inches)63%extreme
April Weather25°C (77°F)54 mm (2.1 inches)63%extreme
May Weather25°C (77°F)264 mm (10.4 inches)63%extreme
June Weather25°C (76°F)290 mm (11.4 inches)74%extreme
July Weather24°C (76°F)159 mm (6.3 inches)85%extreme
August Weather24°C (76°F)275 mm (10.8 inches)82%extreme
September Weather24°C (76°F)265 mm (10.4 inches)80%extreme
October Weather24°C (75°F)385 mm (15.2 inches)79%extreme
November Weather24°C (75°F)159 mm (6.2 inches)79%extreme
December Weather23°C (74°F)57 mm (2.2 inches)70%very high

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