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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Coast Pulse Hub Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Rio De Janeiro’s tropical savanna climate keeps temperatures warm to hot year-round, but the contrast between the humid wet season and the mild dry season is sharp — the live forecast above tells you what to expect today.
What drives the seasonal changes in Rio?
Rainfall and humidity vary more than temperature. The wet season runs November to March, with the dry winter from May to September.
- Summer (Dec–Feb) averages 30–32°C with high humidity and brief downpours — rio de janeiro weather february is the hottest window.
- Winter (Jun–Aug) is drier and more comfortable, with highs near 25°C — ideal for walking tours.
- Rio de janeiro weather november and rio de janeiro weather december sit in the wet season, so expect afternoon storms.
How far ahead can you plan?
Short-term forecasts are most reliable, especially during the wet season when rain arrives suddenly.
- The rio de janeiro weather forecast 14 days offers a useful trend; the weather in rio de janeiro 10 days view is more dependable for planning.
- For immediate decisions, check the weather in rio de janeiro tomorrow forecast before heading out.
- A rio de janeiro weather 15 day forecast and month-by-month averages help compare travel dates.
FAQ
Does Rio De Janeiro ever get cold?
Cold is rare. Winter lows occasionally reach 18°C, and the coolest nights might drop to 15°C, but daytime winter temperatures still sit around 25°C — comfortable rather than cold.
When is the rainy season?
The rainy season runs November to March, with December and January seeing the heaviest rainfall. Showers are often intense but short, usually arriving in the late afternoon and clearing within an hour or two.
Is the humidity always high?
Humidity is high in the wet season, often 70–80% in summer. Winter months from June to August are much drier, with humidity often below 60% — a key reason winter is the favourite season for visitors.