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December Weather in Santa Barbara d'Oeste, Brazil

Last updated: August 22, 2025

In Santa Barbara d'Oeste, Brazil, the average temperature in December is a pleasant 25°C (77°F). Expect a minimum of 14°C (58°F) and a peak of 38°C (100°F), providing a warm climate overall. However, be prepared for some rain, as precipitation totals around 131 mm (5.2 in) over 17 days. With an average humidity of 83%, this month can feel quite tropical!

December Temperature in Santa Barbara d'Oeste

In December in Santa Barbara d'Oeste, the average temperature is 25°C (77°F). Maximums can reach 38°C (100°F), while minimums can drop as low as 14°C (58°F). This pleasant climate makes Santa Barbara d'Oeste an ideal destination for outdoor activities and exploring the local culture.

December Weather in Santa Barbara d'Oeste: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Santa Barbara d'Oeste, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Barbara d'Oeste, December typically has an average temperature of 25°C (77°F), with highs reaching up to 38°C (100°F) and lows dropping to around 14°C (58°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777746968666875757577
Data source: Temperature data for Santa Barbara d'Oeste 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 Barbara d'Oeste

In Santa Barbara d'Oeste in December, the total precipitation amount is 131 mm (5.2 in) over the course of 17 days.

December Precipitation Trends in Santa Barbara d'Oeste

The chart displays monthly precipitation patterns in Santa Barbara d'Oeste, 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 Barbara d'Oeste, December typically receives around 131 mm (5.2 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec189161954638259463498128131
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Santa Barbara d'Oeste

In Santa Barbara d'Oeste in December humidity is 83%. With an average temperature of 25°C (77°F), this humidity feels like a warm, enveloping blanket, making it essential for travelers to stay hydrated and seek shade to enjoy their adventures comfortably.

December Average Humidity in Santa Barbara d'Oeste

This chart illustrates the average monthly humidity levels in Santa Barbara d'Oeste, 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 Barbara d'Oeste is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%86%82%76%71%68%59%54%50%74%83%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Santa Barbara d'Oeste

In Santa Barbara d'Oeste in December, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Santa Barbara d'Oeste.

Maximum UV Index Levels in Santa Barbara d'Oeste for December

The chart shows the monthly maximum UV Index (UVI) for Santa Barbara d'Oeste 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 Barbara d'Oeste typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16161211867911131416
Data source: Santa Barbara d'Oeste 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 Barbara d'Oeste Compares to Other Months

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

This table compares monthly weather conditions in Santa Barbara d'Oeste, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)189 mm (7.5 inches)88%extreme
February Weather25°C (77°F)161 mm (6.3 inches)87%extreme
March Weather25°C (77°F)95 mm (3.8 inches)86%extreme
April Weather23°C (74°F)46 mm (1.8 inches)82%extreme
May Weather20°C (69°F)38 mm (1.5 inches)76%very high
June Weather20°C (68°F)25 mm (1.0 inches)71%high
July Weather19°C (66°F)9 mm (0.3 inches)67%high
August Weather20°C (68°F)46 mm (1.8 inches)59%very high
September Weather24°C (75°F)33 mm (1.3 inches)54%extreme
October Weather24°C (75°F)97 mm (3.8 inches)50%extreme
November Weather24°C (75°F)128 mm (5.1 inches)74%extreme
December Weather25°C (77°F)131 mm (5.2 inches)83%extreme

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