December Weather in Santa Cruz, Aruba

Last updated: August 22, 2025

The average temperature in Santa Cruz, Aruba during December hovers around 27°C (80°F). Expect a minimum of 24°C (76°F) and a maximum of 29°C (84°F). Throughout the month, precipitation totals approximately 53 mm (2.1 in), typically spread over 18 days. With an average humidity of 81%, be prepared for a warm and humid experience!

December Temperature in Santa Cruz

In December in Santa Cruz, the average temperature is 27°C (80°F). The maximum can reach 29°C (84°F) and the minimum can be as low as 24°C (76°F). This pleasant climate makes Santa Cruz a great destination for travelers looking to enjoy warm weather and outdoor activities.

December Weather in Santa Cruz: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Santa Cruz, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Cruz, December typically has an average temperature of 27°C (80°F), with highs reaching up to 29°C (84°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec797879798081818282828180
Data source: Temperature data for Santa Cruz 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 Santa Cruz

In Santa Cruz in December, the total precipitation amount is 53 mm (2.1 in) spread over 18 days.

December Precipitation Trends in Santa Cruz

The chart displays monthly precipitation patterns in Santa Cruz, 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 Santa Cruz, December typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec35252315211820365111110953
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Santa Cruz

In Santa Cruz in December, humidity is 81%. With an average temperature of 27°C (80°F), this humidity feels like a warm blanket wrapping around you, making travel feel sticky and heavy, but the vibrant atmosphere can still be invigorating, inviting moments of exploration in slower, more deliberate steps.

December Average Humidity in Santa Cruz

This chart illustrates the average monthly humidity levels in Santa Cruz, 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 Santa Cruz is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%81%81%82%84%85%85%83%81%81%82%81%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Santa Cruz

In Santa Cruz 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 Santa Cruz.

Maximum UV Index Levels in Santa Cruz for December

The chart shows the monthly maximum UV Index (UVI) for Santa Cruz 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 Santa Cruz typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111214141313131313121110
Data source: Santa Cruz 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 Santa Cruz Compares to Other Months

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

This table compares monthly weather conditions in Santa Cruz, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)35 mm (1.4 inches)80%extreme
February Weather26°C (78°F)25 mm (1.0 inches)81%extreme
March Weather26°C (79°F)23 mm (0.9 inches)81%extreme
April Weather26°C (80°F)15 mm (0.6 inches)82%extreme
May Weather27°C (80°F)21 mm (0.8 inches)84%extreme
June Weather27°C (81°F)18 mm (0.7 inches)85%extreme
July Weather27°C (81°F)20 mm (0.8 inches)85%extreme
August Weather28°C (82°F)36 mm (1.4 inches)83%extreme
September Weather28°C (83°F)51 mm (2.0 inches)81%extreme
October Weather28°C (83°F)111 mm (4.4 inches)81%extreme
November Weather27°C (81°F)109 mm (4.3 inches)82%extreme
December Weather27°C (80°F)53 mm (2.1 inches)81%very high

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