When to go · São Luís
São Luís in December
Mixed month. Outside the best window (Aug–Nov (driest, sunniest)). Across Brazil: Summer rains start; New Year's Eve on Copacabana fills Rio; book everything early.
Key facts
- Verdict
- Mixed
- Temperature
- 32°C90°F / 25°C77°F
- average high / low
- Rain days
- 8
- Crowds
- High
- Brazil overall
- Prices
- High
- Brazil overall
Verdict
MixedBrazil month rating
Outside the best window (Aug–Nov (driest, sunniest)). Across Brazil: Summer rains start; New Year's Eve on Copacabana fills Rio; book everything early.
Weather in December
- São LuísHighs around 32.2 °C, lows around 25 °C, rain on about 8 daysHighs around 90 °F, lows around 77 °F, rain on about 8 days
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Christmas big impact
25 Dec · Brazil
Family holiday; summer travel peak starts.
Crowds and prices
- Crowds · Brazil overall
- High
- Prices · Brazil overall
- High
Brazil overall: Summer rains start; New Year's Eve on Copacabana fills Rio; book everything early.
High-price month: see what to book ahead.
What to pack
- Light, breathable clothes, a sun hat and sunscreen