Rio de Janeiro is a year-round destination. However for the best weather and lower prices, plan to visit Rio between May and October, when the sky is clear, the beaches are cooled by trade winds and the average temperature hovers around 23°C (73°F).
Rio de Janeiro enjoys a tropical climate, with year round warm sunny days interspersed with brief rain showers that can occur anytime.
Summer, between December and March, is hot, wet and humid with temperatures ranging from 25°C (77°F) to 40°C (104°F), but typically averaging 30°C (86°F). December is the wettest month.
Winter temperatures, from June to September, average 23°C (73°F) with a high of 30°C (86°F), but can drop to 16°C (61°F) at night in July. August is the driest month.
Year-round seawater temperature averages 23°C (73°F) peaking at 26°C (79°F) in March.
High season: Rio’s high season runs from mid-December to March when Carnaval (usually in February) and New Year are in full party mode, Easter and July when Brazilian schools take their winter break and in August when Europeans and North Americans take their summer break.
Shoulder season: September and October
Low season: From mid-March (after Carnaval) to May.
|Ave Temp (°C)||27||27||26||25||23||21||21||22||23||23||24||26|
|Ave High Temp (°C)||32||33||32||29||27||27||26||27||27||28||29||31|
|Ave Low Temp (°C)||23||23||23||21||19||17||17||18||19||20||21||22|
|Sunshine (Hrs daily)||9||9||8||8||8||8||8||8||7||7||8||8|
|Daylight (Hrs daily)||13||13||12||12||11||11||11||11||12||13||13||14|
|Ave Humidity (%)||74||74||76||76||77||77||76||74||74||76||75||75|
|Days with some Rain||15||11||12||9||11||6||8||9||13||13||14||14|
|Ave Rainfall (mm)||130||120||130||100||70||50||40||40||60||80||90||130|
|Sea Temp (°C)||25||26||26||25||24||23||22||22||22||22||23||25|
|(Rio de Janeiro, Brazil)||J||F||M||A||M||J||J||A||S||O||N||D|
Note: Meteorological data is sourced from the United States National Oceanic and Atmospheric Administration (NOAA) and the World Meteorological Organization (WMO).
Latest update: Best time to visit Rio de Janeiro: 18 November, 2018
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