Porto Seguro weather in May 2025

Expect daytime maximum temperatures of 28°C in Porto Seguro in May based on long-term weather averages. There are 6 hours of sunshine per day on average with 19 days with some rainfall and typically 163 mm of rainfall in the month.

  • 28°C maximum daytime temperature in May in Porto Seguro28
    28°C max day temperature
  • 6 hours of sunshine per day
  • 19 days with some rainfall in May in Porto Seguro19
    19 days with some rainfall
  • 20°C minimum night-time temperature in May in Porto Seguro20
    20°C min night temperature
  • 11 hours of daylight per day in May in Porto Seguro11
    11 hours of daylight per day
  • Moderate heat & humidity in May in Porto SeguroM
    Moderate heat & humidity
  • 163 mm monthly rainfall in May in Porto Seguro163
    163 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Porto Seguro8
    8 (Very High) UV index
  • 26°C sea temperature in May in Porto Seguro26
    26°C sea temperature

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The May 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 May?

Daytime temperatures usually reach 28°C in Porto Seguro in May with moderate heat and humidity, falling to 20°C at night.

How sunny is it in Porto Seguro in May?

There are normally 6 hours of bright sunshine each day in Porto Seguro in May - that's 56% of daylight hours.

How warm is the sea around Porto Seguro in May?

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

Does it rain in Porto Seguro in May?

There are usually 19 days with some rain in Porto Seguro in May and the average monthly rainfall is 163mm.

Porto Seguro May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:48 17:18
Friday, 16th May 2025 05:53 17:13
Saturday, 31st May 2025 05:58 17:10

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