When to go · São Luís
São Luís, month by month
The best months for São Luís: Aug, Sep, Oct, Nov. Months to avoid: Feb, Mar, Apr, May.
Month by month
- JanuaryMixedOutside the best window (Aug–Nov (driest, sunniest)). Across Brazil: Peak summer holidays: hot, humid, stormy in Rio; beaches and flights full; Northeast dry and sunny.31.1 °C / 24.2 °C, 20 rain days88 °F / 76 °F, 20 rain daysCrowds: High · 1 festival or holiday
- FebruaryAvoidListed as a month to avoid: Feb–May (heaviest rain).30.6 °C / 24 °C, 22 rain days87 °F / 75 °F, 22 rain daysCrowds: High · 1 festival or holiday
- MarchAvoidListed as a month to avoid: Feb–May (heaviest rain).30.3 °C / 23.8 °C, 25 rain days87 °F / 75 °F, 25 rain daysCrowds: Medium · 1 festival or holiday
- AprilAvoidListed as a month to avoid: Feb–May (heaviest rain).30.6 °C / 23.8 °C, 24 rain days87 °F / 75 °F, 24 rain daysCrowds: Medium
- MayAvoidListed as a month to avoid: Feb–May (heaviest rain).31.3 °C / 23.9 °C, 21 rain days88 °F / 75 °F, 21 rain daysCrowds: Low
- JuneGoodOutside the best window (Aug–Nov (driest, sunniest)). Across Brazil: Festa Junina bonfires and forró in the Northeast; Parintins festival in the Amazon; Pantanal dry season begins.31.5 °C / 23.5 °C, 15 rain days89 °F / 74 °F, 15 rain daysCrowds: Medium · 1 festival or holiday
- JulyGoodOutside the best window (Aug–Nov (driest, sunniest)). Across Brazil: School holidays: Iguaçu and the Pantanal busy; Lençóis lagoons full; Rio dry and clear.31.5 °C / 23.4 °C, 11 rain days89 °F / 74 °F, 11 rain daysCrowds: High
- AugustGreatInside São Luís's best window: Aug–Nov (driest, sunniest).32 °C / 24.7 °C, 5 rain days90 °F / 76 °F, 5 rain daysCrowds: Medium
- SeptemberGreatInside São Luís's best window: Aug–Nov (driest, sunniest).32.3 °C / 24.4 °C, 3 rain days90 °F / 76 °F, 3 rain daysCrowds: Medium
- OctoberGreatInside São Luís's best window: Aug–Nov (driest, sunniest).32.5 °C / 24.7 °C, 3 rain days91 °F / 76 °F, 3 rain daysCrowds: Medium
- NovemberGreatInside São Luís's best window: Aug–Nov (driest, sunniest).33.5 °C / 24.9 °C, 4 rain days92 °F / 77 °F, 4 rain daysCrowds: Medium
- DecemberMixedOutside the best window (Aug–Nov (driest, sunniest)). Across Brazil: Summer rains start; New Year's Eve on Copacabana fills Rio; book everything early.32.2 °C / 25 °C, 8 rain days90 °F / 77 °F, 8 rain daysCrowds: High · 1 festival or holiday