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December Weather in Horizonte, Brazil

Last updated: August 22, 2025

In December, the average temperature in Horizonte, Brazil hovers around 28°C (83°F), with a comfortable range from a mild 23°C (74°F) to a warm 33°C (92°F). Expect some rain as the area receives approximately 48 mm (1.9 in) of precipitation over 12 days. With an average humidity of 69%, it's a perfect time to enjoy the tropical vibes while staying hydrated!

December Temperature in Horizonte

In December, in Horizonte, the average temperature is 28°C (83°F). Maximums can reach 33°C (92°F), while minimums can drop to as low as 23°C (74°F). This comfortable climate makes Horizonte an ideal destination for outdoor activities and exploration during this time of year.

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

The chart illustrates December temperature patterns in Horizonte, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Horizonte, December typically has an average temperature of 28°C (83°F), with highs reaching up to 33°C (92°F) and lows dropping to around 23°C (74°F).
JanFebMarAprMayJunJulAugSepOctNovDec818180808080808181828282
Data source: Temperature data for Horizonte 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 Horizonte

In Horizonte in December, the precipitation amount is 48 mm (1.9 in) over a span of 12 days.

December Precipitation Trends in Horizonte

The chart displays monthly precipitation patterns in Horizonte, 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 Horizonte, December typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec93215232263156674475121949
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Horizonte

In Horizonte in December, humidity is 69%. With an average temperature of 28°C (83°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor exploration a bit more strenuous and requiring plenty of hydration and breaks in the shade.

December Average Humidity in Horizonte

This chart illustrates the average monthly humidity levels in Horizonte, 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 Horizonte is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%92%91%89%78%66%60%56%54%56%69%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Horizonte

In Horizonte in December, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Horizonte.

Maximum UV Index Levels in Horizonte for December

The chart shows the monthly maximum UV Index (UVI) for Horizonte 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 Horizonte typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141415151311111213131413
Data source: Horizonte 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 Horizonte Compares to Other Months

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

This table compares monthly weather conditions in Horizonte, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (81°F)93 mm (3.7 inches)89%extreme
February Weather27°C (81°F)215 mm (8.4 inches)90%extreme
March Weather27°C (80°F)232 mm (9.1 inches)92%extreme
April Weather27°C (80°F)263 mm (10.4 inches)91%extreme
May Weather27°C (80°F)156 mm (6.2 inches)88%extreme
June Weather27°C (80°F)66 mm (2.6 inches)78%extreme
July Weather26°C (80°F)44 mm (1.7 inches)66%extreme
August Weather27°C (81°F)7 mm (0.3 inches)60%extreme
September Weather27°C (82°F)5 mm (0.2 inches)56%extreme
October Weather28°C (82°F)12 mm (0.5 inches)54%extreme
November Weather28°C (83°F)19 mm (0.7 inches)56%extreme
December Weather28°C (83°F)48 mm (1.9 inches)69%extreme

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