City, Brazil
Rio de Janeiro weather by month and the best time to visit
When to go to Rio de Janeiro
Apr–Jun and Sep–Oct are mild and drier. Dec–Mar is hot and humid with storms; Carnival (Feb/Mar) and New Year bring peak prices.
Rio de Janeiro weather by month
Average daily high, rainfall and conditions.
- Jan29°208 mm
- Feb29°152 mm
- Mar28°173 mm
- Apr27°100 mm
- May25°71 mm
- Jun25°49 mm
- Jul24°45 mm
- Aug25°42 mm
- Sep26°69 mm
- Oct26°108 mm
- Nov26°220 mm
- Dec28°232 mm
Monthly averages
| Month | High | Low | Rain | Humidity | Conditions |
|---|---|---|---|---|---|
| January | 29°C83°F | 24°C74°F | 208 mm | 83% | Rainy |
| February | 29°C84°F | 24°C75°F | 152 mm | 82% | Pleasant |
| March | 28°C83°F | 24°C74°F | 173 mm | 83% | Rainy |
| April | 27°C81°F | 22°C72°F | 100 mm | 82% | Pleasant |
| May | 25°C77°F | 20°C69°F | 71 mm | 80% | Pleasant |
| June | 25°C77°F | 19°C66°F | 49 mm | 80% | Pleasant |
| July | 24°C76°F | 18°C65°F | 45 mm | 78% | Pleasant |
| August | 25°C77°F | 18°C65°F | 42 mm | 77% | Pleasant |
| September | 26°C78°F | 19°C66°F | 69 mm | 77% | Pleasant |
| October | 26°C80°F | 20°C69°F | 108 mm | 79% | Pleasant |
| November | 26°C80°F | 21°C70°F | 220 mm | 82% | Rainy |
| December | 28°C82°F | 23°C73°F | 232 mm | 84% | Rainy |
Best months across Brazil
| Place | Best months | Warmest month |
|---|---|---|
| Rio de Janeiro | Apr–Jun, Sep–Oct | Feb (29°C) |
| São Paulo | Apr–May, Sep–Oct | Oct (27°C) |
| Foz do Iguaçu | Mar–May, Aug–Oct | Jan (32°C) |
| Florianópolis | Feb–Apr, Nov–Dec | Feb (29°C) |
| Salvador | Sep–Feb | Mar (31°C) |
| Jericoacoara | Jul–Dec | Oct (35°C) |
| Ilha Grande | Apr–Jun, Aug–Oct | Jan (30°C) |
| Paraty | Apr–Jun, Aug–Oct | Feb (32°C) |
| Búzios | Apr–Jun, Sep–Nov | Feb (29°C) |
| Fernando de Noronha | Aug–Dec | Apr (28°C) |
| Recife | Sep–Feb | Feb (31°C) |
| Fortaleza | Jul–Dec | Nov (30°C) |
| Manaus | Jun–Oct | Sep (33°C) |
| Pipa | Sep–Feb | Mar (29°C) |
| Natal | Sep–Feb | Mar (29°C) |
| Maceió | Sep–Feb | Mar (30°C) |
| Belo Horizonte | May–Sep | Oct (30°C) |
| Brasília | May–Sep | Sep (31°C) |
| Itacaré | Oct–Mar | Mar (28°C) |
| Morro de São Paulo | Sep–Mar | Mar (29°C) |
| Chapada Diamantina | May–Sep | Oct (34°C) |
| Lençóis Maranhenses | Jun–Sep | Sep (31°C) |
| Bonito | Apr–Sep | Oct (34°C) |
| Ouro Preto | Apr–Sep | Oct (28°C) |
| Curitiba | Mar–May, Sep–Nov | Dec (26°C) |
| Porto Alegre | Mar–May, Sep–Nov | Feb (29°C) |
| Belém | Jul–Nov | Oct (33°C) |
| Balneário Camboriú | Nov–Mar | Feb (29°C) |
| Porto de Galinhas | Sep–Feb | Mar (30°C) |
| Gramado | May–Aug, Dec | Jan (24°C) |
Quick answers
What is the best month to visit Rio de Janeiro?
Apr–Jun, Sep–Oct. Apr–Jun and Sep–Oct are mild and drier. Dec–Mar is hot and humid with storms; Carnival (Feb/Mar) and New Year bring peak prices.
When is the rainy season in Rio de Janeiro?
Rain peaks in December with about 232 mm. Months with 150 mm or more: Nov–Mar.
What is the hottest month in Rio de Janeiro?
February, with average highs of 29°C (84°F).
How cold does Rio de Janeiro get?
The coolest nights are in July, averaging 18°C (65°F).
More about Rio de Janeiro
- Weather & best timeacross Brazil
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- Solo travelin Rio de Janeiro
Going to Rio de Janeiro solo?
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Sources
- NASA POWER climatology (2001–2020)
- MetrôRio
- Riogaleão Airport
- Santos Dumont Airport (Infraero)
- Visit.Rio
Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.