Region in Maranhão, Brazil
Lençóis Maranhenses weather by month and the best time to visit
When to go to Lençóis Maranhenses
Jun–Sep has full lagoons after the Jan–Jun rains; July is peak. Oct–Dec lagoons dry out; Jan–May has rain, mosquito and heat but few visitors.
Lençóis Maranhenses weather by month
Average daily high, rainfall and conditions.
- Jan30°162 mm
- Feb29°226 mm
- Mar29°279 mm
- Apr29°294 mm
- May29°187 mm
- Jun30°94 mm
- Jul30°57 mm
- Aug31°14 mm
- Sep31°19 mm
- Oct31°13 mm
- Nov31°12 mm
- Dec31°44 mm
Monthly averages
| Month | High | Low | Rain | Humidity | Conditions |
|---|---|---|---|---|---|
| January | 30°C86°F | 25°C77°F | 162 mm | 80% | Rainy |
| February | 29°C85°F | 25°C76°F | 226 mm | 83% | Rainy |
| March | 29°C84°F | 25°C76°F | 279 mm | 85% | Rainy |
| April | 29°C84°F | 25°C76°F | 294 mm | 87% | Rainy |
| May | 29°C85°F | 25°C77°F | 187 mm | 85% | Rainy |
| June | 30°C85°F | 24°C76°F | 94 mm | 82% | Pleasant |
| July | 30°C86°F | 24°C75°F | 57 mm | 79% | Pleasant |
| August | 31°C87°F | 24°C75°F | 14 mm | 75% | Pleasant |
| September | 31°C88°F | 24°C76°F | 19 mm | 72% | Pleasant |
| October | 31°C88°F | 25°C76°F | 13 mm | 72% | Pleasant |
| November | 31°C88°F | 25°C77°F | 12 mm | 72% | Pleasant |
| December | 31°C87°F | 25°C78°F | 44 mm | 74% | Pleasant |
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 Lençóis Maranhenses?
Jun–Sep. Jun–Sep has full lagoons after the Jan–Jun rains; July is peak. Oct–Dec lagoons dry out; Jan–May has rain, mosquito and heat but few visitors.
When is the rainy season in Lençóis Maranhenses?
Rain peaks in April with about 294 mm. Months with 150 mm or more: Jan–May.
What is the hottest month in Lençóis Maranhenses?
September, with average highs of 31°C (88°F).
How cold does Lençóis Maranhenses get?
The coolest nights are in August, averaging 24°C (75°F).
More about Lençóis Maranhenses
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Sources
- NASA POWER climatology (2001–2020)
- Parque Nacional dos Lençóis Maranhenses (ICMBio)
- Prefeitura de Barreirinhas
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.