Weekly note
Rio de Janeiro
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Photo by Wilfredor, CC0, via Wikimedia Commons.

Rio de Janeiro in January

goodbusy · a good time to go · the warmest month of the year

The year in Rio de Janeiro

Tap a month for its page

  1. Rio de Janeiro in January: good, busy
  2. Rio de Janeiro in February: good, busy
  3. Rio de Janeiro in March: sweet spot
  4. Rio de Janeiro in April: sweet spot
  5. Rio de Janeiro in May: sweet spot
  6. Rio de Janeiro in June: good
  7. Rio de Janeiro in July: sweet spot
  8. Rio de Janeiro in August: sweet spot
  9. Rio de Janeiro in September: sweet spot
  10. Rio de Janeiro in October: sweet spot
  11. Rio de Janeiro in November: good
  12. Rio de Janeiro in December: good
  • Sweet spot
  • Good
  • OK
  • Avoid
  • Busy
January at Rio de Janeiro is 30°C by day and 24°C at night, with 8 rainy days and about 11 hours of sun a day. Holidays: GB: New Year's Day.

The numbers

Daily high30°C
Nightly low24°C
Feels like, afternoon35°C
Rainy days, 1 mm or more8 · 137 mm
Humidity80%
Sunshine10.5 h/day
Daylight13.4 h/day
Days over 35°C2
Crowds64 / 100, higher is quieter

Ten-year averages for this calendar month. A rainy day is one with at least 1 mm of rain, as a weather station counts it. The model these figures come from drizzles more than a rain gauge, the more so the warmer the month, so its days count from 2 mm, rising to 5 mm in the hottest.

Weather read at Copacabana, 19 km from the airport (GIG): ten years of ERA5 and ERA5-Land reanalysis, through Open-Meteo's open data.

How busy it gets

January: about usual. Busiest in February; quietest in October.

Public holidays in January

Holidays crowd a place out and push fares up around them; they count toward the crowd score above.

Rio de Janeiro in pictures

What to pack

  • Summer clothes by day, highs around 30°C.
  • A packable rain jacket for the 8 or so rainy days.
  • Sun protection: about 11 hours of sunshine a day.
  • Humidity averages 80%; breathable fabrics dry faster.

Each line is a threshold over the ten-year figures above, not advice from anywhere else.

Before you go

Type C plugs at 127 / 220 V. Drives on the right. The currency is the Brazilian real. UK Foreign Office: avoid all but essential travel to parts. Everything for Brazil: cost of living, languages, emergency numbers and health.

On arrival in Rio de Janeiro: the apps, paying, getting around, tipping and the emergency numbers.

January elsewhere

In January from

The other months at Rio de Janeiro

← December · All twelve months at Rio de Janeiro · February →

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