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December Weather in Porto Murtinho, Brazil

Last updated: August 22, 2025

In December, the average temperature in Porto Murtinho, Brazil is a warm 29°C (84°F), perfect for enjoying the outdoors. However, be prepared for fluctuations, as temperatures can dip to a minimum of 18°C (65°F) and soar to a scorching 41°C (105°F). During this time, expect about 171 mm (6.7 in) of precipitation spread over 13 days, contributing to an average humidity of 84%, creating a tropical atmosphere.

December Temperature in Porto Murtinho

In December in Porto Murtinho, the average temperature is 29°C (84°F). Maximum temperatures can reach 41°C (105°F), while the minimum can drop to as low as 18°C (65°F). This climate makes Porto Murtinho an ideal destination for travelers seeking warm weather, so be sure to pack accordingly!

December Weather in Porto Murtinho: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Porto Murtinho, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Porto Murtinho, December typically has an average temperature of 29°C (84°F), with highs reaching up to 41°C (105°F) and lows dropping to around 18°C (65°F).
JanFebMarAprMayJunJulAugSepOctNovDec848382787370697379828284
Data source: Temperature data for Porto Murtinho 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 Porto Murtinho

In Porto Murtinho in December, the precipitation amount is 171 mm (6.7 in) over a period of 13 days.

December Precipitation Trends in Porto Murtinho

The chart displays monthly precipitation patterns in Porto Murtinho, 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 Porto Murtinho, December typically receives around 171 mm (6.7 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec127142149829357137353123131171
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Porto Murtinho

In Porto Murtinho in December, humidity is 84%. With an average temperature of 29°C (84°F), this humidity feels like a warm blanket enveloping you, making travel sticky and somewhat stifling, yet invigorating, as every step is accompanied by a gentle, humid embrace.

December Average Humidity in Porto Murtinho

This chart illustrates the average monthly humidity levels in Porto Murtinho, 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 Porto Murtinho is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%82%85%84%79%64%50%37%37%41%70%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Porto Murtinho

In Porto Murtinho in December, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Porto Murtinho.

Maximum UV Index Levels in Porto Murtinho for December

The chart shows the monthly maximum UV Index (UVI) for Porto Murtinho 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 Porto Murtinho typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15151311878911131415
Data source: Porto Murtinho 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 Porto Murtinho Compares to Other Months

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

This table compares monthly weather conditions in Porto Murtinho, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather29°C (85°F)127 mm (5.0 inches)86%extreme
February Weather28°C (83°F)142 mm (5.6 inches)82%extreme
March Weather28°C (82°F)149 mm (5.9 inches)85%extreme
April Weather26°C (79°F)81 mm (3.2 inches)84%extreme
May Weather23°C (73°F)93 mm (3.6 inches)79%very high
June Weather21°C (70°F)57 mm (2.2 inches)63%high
July Weather21°C (70°F)13 mm (0.5 inches)50%very high
August Weather23°C (73°F)72 mm (2.9 inches)37%very high
September Weather26°C (79°F)53 mm (2.1 inches)37%extreme
October Weather28°C (82°F)123 mm (4.9 inches)41%extreme
November Weather28°C (83°F)131 mm (5.2 inches)70%extreme
December Weather29°C (84°F)171 mm (6.7 inches)84%extreme

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