SeasonScore
Brasília, Brazil
Photo: Eric Gaba · CC BY-SA 3.0

Brazil

Brasília in December

🌧️ Rainy season

Pleasant, a little humid and very wet.

🎒 Pack: compact umbrella or rain jacket

Best months: May (9.7), Aug (9.7), Jun (9.6)

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Why December scores 8.2What goes into the score

How it works
🌡️ 27° / 18°C🌧️ 241 mm💧 dew pt 18°🍃 PM2.5 8
  • Weather comfort7.5
    • ✓Comfortable temperatures (27°C highs / 18°C lows)
    • !Humid (dew point 18.4°C)
    • !Wet: ~241 mm rain, ~9 heavy-rain days
  • Air quality9.6
    • ✓Good (within WHO guideline) (PM2.5 ~8 µg/m³)
  • Seasonal hazards9.5
    • !Flood: ~9 heavy-rain days in an average December
  • Safety baseline6.5
    • ·Increased caution
Compare monthsPut December side by side with another month
DecMay
Score8.2 Very good9.7 Excellent
Season🌧️ Rainy season☀️ Dry season
High / low27° / 18°26° / 16°
Rain241 mm27 mm
Humiditydew pt 18°dew pt 13°
PM2.58 µg/m³5 µg/m³

Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast). Temperatures: Brasília weather-station normals. Rainfall: Brasília weather-station normals (national met service).

Holidays & crowdsDecember 2026

Long weekend

There's at least one long weekend. Domestic travel picks up and popular spots get busier over those days.

  • Christmas Day 25–27 Dec · 3 days off in a row

National holidays only; regional holidays and school breaks aren't included. Source: holidays (open-source public-holiday calendar).

Explore BrasíliaEvents, sights, food & souvenirs

Check event dates locally

Brasília is Brazil's planned capital, built in the late 1950s and inaugurated in 1960. Travellers come for its modernist architecture by Oscar Niemeyer and its UNESCO-listed city plan.

Events in December

No major events on our calendar for December.

Coming up later

Brasília AnniversaryEvery year21 April every year

Celebrates the city's founding in 1960 (the same day as the Tiradentes national holiday).

Why go: Free concerts and events are often held; some offices close.

Where: Esplanada dos Ministérios and around the city

Independence DayEvery year7 September every year

Brazil's national day, with a military parade on the Esplanada.

Why go: Large crowds and road closures in the centre.

Where: Esplanada dos Ministérios