When to go · São Luís
São Luís in September
Great month. Inside São Luís's best window: Aug–Nov (driest, sunniest).
Key facts
- Verdict
- Great
- Temperature
- 32°C (90°F)90°F (32°C) / 24°C (76°F)76°F (24°C)
- average high / low
- Rain days
- 3
- Crowds
- Medium
- Brazil overall
- Prices
- Medium
- Brazil overall
Verdict
Inside São Luís's best window: Aug–Nov (driest, sunniest).
Is another month better than September?
No other month rates higher than September for São Luís in this guide.
Weather in September
- São LuísHighs around 32.3 °C (90 °F), lows around 24.4 °C (76 °F), rain on about 3 daysHighs around 90 °F (32.3 °C), lows around 76 °F (24.4 °C), rain on about 3 days
Crowds and prices
- Crowds · Brazil overall
- Medium
- Prices · Brazil overall
- Medium
Brazil overall: Good across most regions; fire smoke possible in the Pantanal and Amazon; Rock in Rio in some years.
Compare two months
Weather, crowds and prices for any two months in São Luís, side by side.
Verdict
Sep: Great
Aug: Great
Daytime high
Sep: 32.3 °C (90 °F)90 °F (32.3 °C)
Aug: 32 °C (90 °F)90 °F (32 °C)
Night low
Sep: 24.4 °C (76 °F)76 °F (24.4 °C)
Aug: 24.7 °C (76 °F)76 °F (24.7 °C)
Rain days
Sep: 3 (better)
Aug: 5
Crowds
Sep: Medium
Aug: Medium
Prices
Sep: Medium
Aug: Medium
Festivals listed
Sep: 0
Aug: 0
September: Inside São Luís's best window: Aug–Nov (driest, sunniest).
August: Inside São Luís's best window: Aug–Nov (driest, sunniest).
São Luís: figures are long-term averages from this guide, not a forecast.
What to pack
- Light, breathable clothes, a sun hat and sunscreen