Skip to content
Voykit
Draft data. Times, fares and step counts are desk estimates awaiting field checks. How we verify
Source checked
A source and a date are on record: we read it from an official or published page. Not yet confirmed on the ground.
Field checked
Someone checked it on the ground, with the date shown.
Plan calculated
Worked out by Voykit from its own data (times, distances, budgets). A calculation, not a measurement.

Unknown times stay unknown. How we verify

When to go · Oeiras

Oeiras in March

Good month. Outside the best window (Jun–Aug (festivals), Easter week). Across Brazil: Post-Carnival lull; still hot; Amazon rising, Pantanal flooded.

Key facts

Verdict
Good
Temperature
33°C (91°F) / 23°C (73°F)
average high / low
Rain days
13
Crowds
Medium
Brazil overall
Prices
Medium
Brazil overall

Verdict

GoodBrazil month rating

Outside the best window (Jun–Aug (festivals), Easter week). 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
  • OeirasHighs around 33 °C (91 °F), lows around 23 °C (73 °F), rain on about 13 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 Oeiras, side by side.

  • Verdict

    Mar: Good

    Jun: Great (better)

  • Daytime high

    Mar: 33 °C (91 °F)

    Jun: 33 °C (91 °F)

  • Night low

    Mar: 23 °C (73 °F)

    Jun: 21 °C (70 °F)

  • Rain days

    Mar: 13

    Jun: 3 (better)

  • Crowds

    Mar: Medium

    Jun: Medium

  • Prices

    Mar: Medium

    Jun: Medium

  • Festivals listed

    Mar: 1

    Jun: 1

March: Outside the best window (Jun–Aug (festivals), Easter week). Across Brazil: Post-Carnival lull; still hot; Amazon rising, Pantanal flooded.

June: Inside Oeiras's best window: Jun–Aug (festivals), Easter week.

Oeiras: 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 March →