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December Weather in Alfenas, Brazil

Last updated: August 22, 2025

In December, the average temperature in Alfenas, Brazil hovers around 23°C (74°F), with fluctuations ranging from a refreshing 13°C (56°F) to a warm 33°C (91°F). Expect a substantial precipitation amount of 176 mm (6.9 in) spread over approximately 20 days, and don’t forget to brace yourself for average humidity levels of 72%, making the air feel quite tropical!

December Temperature in Alfenas

In December in Alfenas, the average temperature is 23°C (74°F). Maximum temperatures can reach 33°C (91°F) and minimums can drop as low as 13°C (56°F). This makes Alfenas an ideal destination for travelers seeking mild weather with pleasant daytime warmth and cooler evenings.

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

The chart illustrates December temperature patterns in Alfenas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alfenas, December typically has an average temperature of 23°C (74°F), with highs reaching up to 33°C (91°F) and lows dropping to around 13°C (56°F).
JanFebMarAprMayJunJulAugSepOctNovDec757474716665636673747374
Data source: Temperature data for Alfenas 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 Alfenas

In Alfenas in December, the precipitation amount is 176 mm (6.9 in) spread over the course of 20 days.

December Precipitation Trends in Alfenas

The chart displays monthly precipitation patterns in Alfenas, 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 Alfenas, December typically receives around 176 mm (6.9 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec1511731124335126222998167177
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Alfenas

In Alfenas in December humidity is 72%. With an average temperature of 23°C (74°F), this humidity feels like a warm, enveloping blanket that clings to the skin, making outdoor activities a challenge but offering a refreshing atmosphere for leisurely strolls in the shade.

December Average Humidity in Alfenas

This chart illustrates the average monthly humidity levels in Alfenas, 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 Alfenas is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%87%87%80%74%72%67%58%49%36%65%72%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Alfenas

In Alfenas 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 Alfenas.

Maximum UV Index Levels in Alfenas for December

The chart shows the monthly maximum UV Index (UVI) for Alfenas 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 Alfenas typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161613118781012141516
Data source: Alfenas 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 Alfenas Compares to Other Months

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

This table compares monthly weather conditions in Alfenas, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)151 mm (5.9 inches)85%extreme
February Weather23°C (74°F)173 mm (6.8 inches)87%extreme
March Weather23°C (74°F)112 mm (4.4 inches)87%extreme
April Weather22°C (71°F)43 mm (1.7 inches)80%extreme
May Weather19°C (67°F)35 mm (1.4 inches)74%very high
June Weather18°C (66°F)12 mm (0.5 inches)72%high
July Weather17°C (63°F)6 mm (0.2 inches)67%very high
August Weather19°C (66°F)22 mm (0.9 inches)58%very high
September Weather23°C (73°F)29 mm (1.1 inches)49%extreme
October Weather23°C (74°F)98 mm (3.9 inches)36%extreme
November Weather23°C (73°F)167 mm (6.6 inches)65%extreme
December Weather23°C (74°F)176 mm (6.9 inches)72%extreme

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