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When to go · São Luís

São Luís in May

Avoid month. Listed as a month to avoid: Feb–May (heaviest rain).

Key facts

Verdict
Avoid
Temperature
31°C (88°F) / 24°C (75°F)
average high / low
Rain days
21
Crowds
Low
Brazil overall
Prices
Low
Brazil overall

Verdict

AvoidBest and avoid months for São Luís

Listed as a month to avoid: Feb–May (heaviest rain).

Is another month better than May?

May is rated avoid. These months rate higher:

Weather in May

Long-term averages
  • São LuísHighs around 31.3 °C (88 °F), lows around 23.9 °C (75 °F), rain on about 21 days

Crowds and prices

Crowds · Brazil overall
Low
Prices · Brazil overall
Low

Brazil overall: Good value: pleasant Rio, Iguaçu and São Paulo; Amazon high water.

Compare two months

Weather, crowds and prices for any two months in São Luís, side by side.

  • Verdict

    May: Avoid

    Aug: Great (better)

  • Daytime high

    May: 31.3 °C (88 °F)

    Aug: 32 °C (90 °F)

  • Night low

    May: 23.9 °C (75 °F)

    Aug: 24.7 °C (76 °F)

  • Rain days

    May: 21

    Aug: 5 (better)

  • Crowds

    May: Low

    Aug: Medium

  • Prices

    May: Low

    Aug: Medium

  • Festivals listed

    May: 0

    Aug: 0

May: Listed as a month to avoid: Feb–May (heaviest rain).

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
  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across Brazil in May →