Brazil weather in March 2025

Expect 29°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Brazil in March. Check more long-term weather averages for Brazil in March before you book your next holiday to Brazil in 2025/2026.

  • 29°C maximum daytime temperature in March in Brazil (Rio de Janeiro)29
    29°C max day temperature
  • 6 hours of sunshine per day
  • 15 days with some rainfall in March in Brazil (Rio de Janeiro)15
    15 days with some rainfall
  • 21°C minimum night-time temperature in March in Brazil (Rio de Janeiro)21
    21°C min night temperature
  • 12 hours of daylight per day in March in Brazil (Rio de Janeiro)12
    12 hours of daylight per day
  • High heat & humidity in March in Brazil (Rio de Janeiro)H
    High heat & humidity
  • 183 mm monthly rainfall in March in Brazil (Rio de Janeiro)183
    183 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in March in Brazil (Rio de Janeiro)11
    11+ (Extreme) UV index
  • 26°C sea temperature in March in Brazil (Rio de Janeiro)26
    26°C sea temperature

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The March weather guide for Brazil (Rio de Janeiro) 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.

Top Brazil destinations

Below are average maximum temperatures at popular countries, regions and places in Brazil in March. Select a holiday destination to see more weather parameters.

All Brazil destinations

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

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More about Brazil

How hot is it in Brazil in March?

Daytime temperatures usually reach 29°C in Rio de Janeiro, Brazil in March with high heat and humidity, falling to 21°C at night.

How sunny is it in Brazil in March?

There are normally 6 hours of bright sunshine each day in Rio de Janeiro, Brazil in March - that's 52% of daylight hours.

How warm is the sea around Brazil in March?

The average sea temperature around Rio de Janeiro, Brazil in March is 26°C.

Does it rain in Brazil in March?

There are usually 15 days with some rain in Rio de Janeiro, Brazil in March and the average monthly rainfall is 183mm.

Brazil March sunrise & sunset times

Browse the sunrise and sunset times for Brazil in March 2025. Select a month to view Brazil sunrise and sunset times for the next 12 months. The Brazil sunrise and sunset times shown below are for Rio de Janeiro.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st March 2025 05:49 18:21
Sunday, 16th March 2025 05:55 18:07
Monday, 31st March 2025 06:01 17:53

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