Porto Seguro weather in December 2025

Expect daytime maximum temperatures of 29°C in Porto Seguro, Brazil in December and high heat and humidity based on long-term weather averages. There are 5 hours of sunshine per day on average with 22 days with some rainfall and typically 139 mm of rainfall in the month.

  • 29°C maximum daytime temperature in December in Porto Seguro29
    29°C max day temperature
  • 5 hours of sunshine per day
  • 22 days with some rainfall in December in Porto Seguro22
    22 days with some rainfall
  • 22°C minimum night-time temperature in December in Porto Seguro22
    22°C min night temperature
  • 13 hours of daylight per day in December in Porto Seguro13
    13 hours of daylight per day
  • High heat & humidity in December in Porto SeguroH
    High heat & humidity
  • 139 mm monthly rainfall in December in Porto Seguro139
    139 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Porto Seguro11
    11+ (Extreme) UV index
  • 26°C sea temperature in December in Porto Seguro26
    26°C sea temperature

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The December weather guide for Brazil (Porto Seguro) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Porto Seguro in December?

Daytime temperatures usually reach 29°C in Porto Seguro in December with high heat and humidity, falling to 22°C at night.

How sunny is it in Porto Seguro in December?

There are normally 5 hours of bright sunshine each day in Porto Seguro in December - that's 41% of daylight hours.

How warm is the sea around Porto Seguro in December?

The average sea temperature around Porto Seguro in December is 26°C.

Does it rain in Porto Seguro in December?

There are usually 22 days with some rain in Porto Seguro in December and the average monthly rainfall is 139mm.

Porto Seguro December sunrise & sunset times

Browse the sunrise and sunset times for Porto Seguro in December 2025. Select a month to view Porto Seguro sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 04:54 17:57
Tuesday, 16th December 2025 04:59 18:05
Wednesday, 31st December 2025 05:07 18:12

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