Temperature
Warm by day, mild at night.
79°Ftypical Aug high
Rio de Janeiro
Brazil · South America
Rio de Janeiro is most comfortable in the drier months around June to September. Typical daytime highs run about 77-89°F year-round. Humidity is heavier in some months. Rainy season runs roughly November to March.
Best time to go
12 mo · Typical year
Temperature range
61°F to 89°F
Rain
13 days/mo
Sunshine
9.3 h/day
Humidity feel
Sometimes humid
When to visit
Month-by-month fit
Precipitation
Rainfall is lower than usual here.
26%wet-day frequency
AmountWet-day chance
Sunshine
Plenty of sun this month.
9 hAug sunshine
Heat & humidity by month
Some hot afternoons, with mostly dry air.
LowAug heat feel
Air-feel chart data is unavailable for this destination. Use the selected-month dew point, temperature, rain, and sunshine context together rather than treating any one metric as total comfort.
Sea temperature
72°Aug sea temp
More detailIncludes sky and daypart comfort
Cloud cover
Partly cloudy across the month.
55%Aug clear sky
ClearCloud cover
Similar
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Want a side-by-side climate view? Compare Rio de Janeiro with Miami.
Climate data notePlanning guidance, not a forecast
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jun 4, 2026
Data & methodology