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When to go · São Carlos

São Carlos in March

Good month. Outside the best window (May–Oct (dry, mild temps)). Across Brazil: Post-Carnival lull; still hot; Amazon rising, Pantanal flooded.

Key facts

Verdict
Good
Temperature
29°C (84°F) / 19°C (66°F)
average high / low
Rain days
10
Crowds
Medium
Brazil overall
Prices
Medium
Brazil overall

Verdict

GoodBrazil month rating

Outside the best window (May–Oct (dry, mild temps)). Across Brazil: Post-Carnival lull; still hot; Amazon rising, Pantanal flooded.

Is another month better than March?

March is rated good. These months rate higher:

Weather in March

Long-term averages
  • São CarlosHighs around 29 °C (84 °F), lows around 19 °C (66 °F), rain on about 10 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.

  • Carnival big impact

    5–10 Feb 2027 (moves yearly) · Brazil

    Rio Sambadrome parades, street blocos; Salvador and Olinda street Carnival; many businesses shut.

Crowds and prices

Crowds · Brazil overall
Medium
Prices · Brazil overall
Medium

Brazil overall: Post-Carnival lull; still hot; Amazon rising, Pantanal flooded.

Compare two months

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

  • Verdict

    Mar: Good

    May: Great (better)

  • Daytime high

    Mar: 29 °C (84 °F)

    May: 25 °C (77 °F)

  • Night low

    Mar: 19 °C (66 °F)

    May: 14 °C (57 °F)

  • Rain days

    Mar: 10

    May: 5 (better)

  • Crowds

    Mar: Medium

    May: Low

  • Prices

    Mar: Medium

    May: Low

  • Festivals listed

    Mar: 1

    May: 0

March: Outside the best window (May–Oct (dry, mild temps)). Across Brazil: Post-Carnival lull; still hot; Amazon rising, Pantanal flooded.

May: Inside São Carlos's best window: May–Oct (dry, mild temps).

São Carlos: figures are long-term averages from this guide, not a forecast.

What to pack

  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across Brazil in March →