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December Weather in Iguape, Brazil

Last updated: August 22, 2025

In December, the average temperature in Iguape, Brazil hovers around 25°C (76°F). Expect a minimum of 20°C (68°F) and a maximum of 34°C (93°F), creating a warm climate perfect for outdoor adventures. However, be prepared for 140 mm (5.5 in) of precipitation over 19 days, contributing to an average humidity of 87%. Stay hydrated and enjoy the lush surroundings!

December Temperature in Iguape

In December in Iguape, the average temperature is 25°C (76°F). The maximum can reach 34°C (93°F) and the minimum can be as low as 20°C (68°F). It's a great time to visit if you enjoy warm and comfortable weather!

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

The chart illustrates December temperature patterns in Iguape, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Iguape, December typically has an average temperature of 25°C (76°F), with highs reaching up to 34°C (93°F) and lows dropping to around 20°C (68°F).
JanFebMarAprMayJunJulAugSepOctNovDec797978747169666669727376
Data source: Temperature data for Iguape 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 Iguape

In Iguape in December, the total precipitation amount is 140 mm (5.5 in) over the course of 19 days.

December Precipitation Trends in Iguape

The chart displays monthly precipitation patterns in Iguape, 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 Iguape, December typically receives around 140 mm (5.5 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec20922423714012812549886213695140
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Iguape

In Iguape in December, humidity is 87%. With an average temperature of 25°C (76°F), this humidity feels like a heavy blanket enveloping you, making traveling feel a bit sluggish and requiring frequent breaks to hydrate and cool off.

December Average Humidity in Iguape

This chart illustrates the average monthly humidity levels in Iguape, 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 Iguape is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%86%87%85%85%83%78%73%73%71%83%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Iguape

In Iguape 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 Iguape.

Maximum UV Index Levels in Iguape for December

The chart shows the monthly maximum UV Index (UVI) for Iguape 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 Iguape typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15141210766811131415
Data source: Iguape 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 Iguape Compares to Other Months

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

This table compares monthly weather conditions in Iguape, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)209 mm (8.2 inches)89%extreme
February Weather26°C (79°F)224 mm (8.8 inches)86%extreme
March Weather26°C (78°F)237 mm (9.3 inches)87%extreme
April Weather24°C (75°F)140 mm (5.5 inches)85%very high
May Weather22°C (71°F)127 mm (5.0 inches)84%high
June Weather21°C (69°F)125 mm (4.9 inches)83%high
July Weather19°C (67°F)49 mm (1.9 inches)78%high
August Weather19°C (67°F)88 mm (3.5 inches)73%very high
September Weather21°C (69°F)62 mm (2.5 inches)73%extreme
October Weather22°C (72°F)136 mm (5.3 inches)71%extreme
November Weather23°C (73°F)95 mm (3.7 inches)83%extreme
December Weather25°C (76°F)140 mm (5.5 inches)87%extreme

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