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Brazil weather in May 2025
Expect 26°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Brazil in May based on long-term weather averages. There is usually 12 days with some rainfall and 107 mm of average monthly rainfall in May.
- 26°C max day temperature
26 - 6 hours of sunshine per day
- 12 days with some rainfall
12 - 17°C min night temperature
17 - 11 hours of daylight per day
11 - Low heat & humidity
L - 107 mm of monthly rainfall
107 - 7 (High) UV index
7 - 24°C sea temperature
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Recommended for Brazil
The May 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 May. Select a holiday destination to see more weather parameters.
All Brazil destinations
- Angra Dos Reis
- Belem
- Belo Horizonte
- Boa Vista
- Brasilia
- Buzios
- Caceres
- Campinas
- Campo Grande
- Costa do Sauipe
- Cuiaba
- Curitiba
- Fernando de Noronha
- Florianopolis
- Fortaleza
- Foz do Iguacu
- Guaruja
- Ilheus
- Macapa
- Maceio
- Manaus
- Marau Peninsular
- Natal
- Paraty
- Pipa
- Ponta Negra
- Porto Alegre
- Porto Seguro
- Porto Velho
- Praia Do Forte
- Recife
- Rio de Janeiro
- Salvador
- Sao Luis
- Sao Paulo
- Tabatinga
- Via Costeira
Metric (°C / mm) | Imperial (°F / inches)
More about Brazil
How hot is it in Brazil in May?
Daytime temperatures usually reach 26°C in Rio de Janeiro, Brazil in May with low heat and humidity, falling to 17°C at night.
How sunny is it in Brazil in May?
There are normally 6 hours of bright sunshine each day in Rio de Janeiro, Brazil in May - that's 53% of daylight hours.
How warm is the sea around Brazil in May?
The average sea temperature around Rio de Janeiro, Brazil in May is 24°C.
Does it rain in Brazil in May?
There are usually 12 days with some rain in Rio de Janeiro, Brazil in May and the average monthly rainfall is 107mm.
Brazil May sunrise & sunset times
Browse the sunrise and sunset times for Brazil in May 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 |
|---|---|---|
| Thursday, 1st May 2025 | 06:13 | 17:27 |
| Friday, 16th May 2025 | 06:19 | 17:19 |
| Saturday, 31st May 2025 | 06:26 | 17:15 |
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