Brazil

Rio de Janeiro Weather

Rio de Janeiro weather today, the 14-day forecast, and average temperature, rain and what to wear for every month — compared against Hong Kong. Best months to visit: Feb, Mar, Apr, May, Jun, Jul, Aug, Sep and Oct.

Rio de Janeiro now (local time 05:30)

20°C

Overcast

Feels like: 23°
Humidity: 92%
Wind: 1 km/h

Next 7 days · what to wear

19° – 29°C

Rain likely on 5 of 7 days

👕 Short sleeves, plus a light layer for air-conditioned interiors; it's wet, so pack a compact umbrella.

Rio de Janeiro 14-day forecast

Today
10/4
🌧️
28°
19°
💧57%
Mon
10/5
🌦️
29°
22°
💧72%
Tue
10/6
🌦️
29°
22°
💧76%
Wed
10/7
🌦️
25°
22°
💧59%
Thu
10/8
☁️
25°
22°
💧14%
Fri
10/9
⛅
27°
22°
💧20%
Sat
10/10
🌦️
29°
22°
💧45%
Sun
10/11
🌦️
28°
23°
💧45%
Mon
10/12
☁️
28°
23°
💧42%
Tue
10/13
☁️
27°
23°
💧41%
Wed
10/14
⛈️
27°
24°
💧37%
Thu
10/15
⛈️
26°
24°
💧65%
Fri
10/16
🌦️
28°
24°
💧64%
Sat
10/17
🌦️
25°
23°
💧65%

Best time to visit Rio de Janeiro

On temperature and rainfall, the most comfortable months in Rio de Janeiro are Feb, Mar, Apr, May, Jun, Jul, Aug, Sep and Oct. The hottest month is February (average high 29°C) and the coldest is July (average low 18°C).

Jan29°24°Feb29°24°Mar28°24°Apr27°22°May25°20°Jun25°19°Jul25°18°Aug25°18°Sep26°19°Oct27°20°Nov27°21°Dec28°23°

Rio de Janeiro climate by month

Month	Avg high	Avg low	Rain	Humidity	vs Hong Kong
Jan	29°C	24°C	208 mm	83%	+9°C
FebBest	29°C	24°C	152 mm	82%	+9°C
MarBest	28°C	24°C	173 mm	83%	+6°C
AprBest	27°C	22°C	101 mm	82%	+1°C
MayBest	25°C	20°C	71 mm	80%	-4°C
JunBest	25°C	19°C	49 mm	80%	-7°C
JulBest	25°C	18°C	45 mm	78%	-8°C
AugBest	25°C	18°C	42 mm	77%	-7°C
SepBest	26°C	19°C	69 mm	77%	-6°C
OctBest	27°C	20°C	108 mm	79%	-3°C
Nov	27°C	21°C	220 mm	82%	+1°C
Dec	28°C	23°C	232 mm	84%	+7°C

Data: NASA POWER 2001–2020 climatology (MERRA-2, elevation-corrected); Hong Kong comparison uses HKO 1991–2020 normals.

Rio de Janeiro weather month by month: what to wear

Rio de Janeiro in OctoberBest monthThis month

October in Rio de Janeiro is warm to hot: average highs of 27°C and lows of 20°C, around 108 mm of rain (some rain) and 79% humidity — about 3°C colder than Hong Kong. It's one of the most comfortable months of the year to visit.

👕 Short sleeves, plus a light layer for air-conditioned interiors.

Rio de Janeiro in November

November in Rio de Janeiro is warm to hot: average highs of 27°C and lows of 21°C, around 220 mm of rain (wet) and 82% humidity — about the same as Hong Kong.

👕 Short sleeves, plus a light layer for air-conditioned interiors; it's wet, so pack a compact umbrella; humid, so quick-dry fabrics help.

Rio de Janeiro in December

December in Rio de Janeiro is warm to hot: average highs of 28°C and lows of 23°C, around 232 mm of rain (wet) and 84% humidity — about 7°C warmer than Hong Kong.

👕 Short sleeves, plus a light layer for air-conditioned interiors; it's wet, so pack a compact umbrella; humid, so quick-dry fabrics help.

Rio de Janeiro in January

January in Rio de Janeiro is warm to hot: average highs of 29°C and lows of 24°C, around 208 mm of rain (wet) and 83% humidity — about 9°C warmer than Hong Kong.

👕 Short sleeves, plus a light layer for air-conditioned interiors; it's wet, so pack a compact umbrella; humid, so quick-dry fabrics help.

Rio de Janeiro in FebruaryBest month

February in Rio de Janeiro is warm to hot: average highs of 29°C and lows of 24°C, around 152 mm of rain (wet) and 82% humidity — about 9°C warmer than Hong Kong. It's one of the most comfortable months of the year to visit.

👕 Short sleeves, plus a light layer for air-conditioned interiors; it's wet, so pack a compact umbrella; humid, so quick-dry fabrics help.

Rio de Janeiro in MarchBest month

March in Rio de Janeiro is warm to hot: average highs of 28°C and lows of 24°C, around 173 mm of rain (wet) and 83% humidity — about 6°C warmer than Hong Kong. It's one of the most comfortable months of the year to visit.

👕 Short sleeves, plus a light layer for air-conditioned interiors; it's wet, so pack a compact umbrella; humid, so quick-dry fabrics help.

Rio de Janeiro in AprilBest month

April in Rio de Janeiro is warm to hot: average highs of 27°C and lows of 22°C, around 101 mm of rain (some rain) and 82% humidity — about the same as Hong Kong. It's one of the most comfortable months of the year to visit.

👕 Short sleeves, plus a light layer for air-conditioned interiors; humid, so quick-dry fabrics help.

Rio de Janeiro in MayBest month

May in Rio de Janeiro is pleasantly warm: average highs of 25°C and lows of 20°C, around 71 mm of rain (mostly dry) and 80% humidity — about 4°C colder than Hong Kong. It's one of the most comfortable months of the year to visit.

👕 Short sleeves, plus a light layer for air-conditioned interiors.

Rio de Janeiro in JuneBest month

June in Rio de Janeiro is pleasantly warm: average highs of 25°C and lows of 19°C, around 49 mm of rain (mostly dry) and 80% humidity — about 7°C colder than Hong Kong. It's one of the most comfortable months of the year to visit.

👕 Short sleeves with a light long-sleeve or jacket for cool mornings and evenings.

Rio de Janeiro in JulyBest month

July in Rio de Janeiro is pleasantly warm: average highs of 25°C and lows of 18°C, around 45 mm of rain (mostly dry) and 78% humidity — about 8°C colder than Hong Kong. It's one of the most comfortable months of the year to visit.

👕 Short sleeves with a light long-sleeve or jacket for cool mornings and evenings.

Rio de Janeiro in AugustBest month

August in Rio de Janeiro is pleasantly warm: average highs of 25°C and lows of 18°C, around 42 mm of rain (mostly dry) and 77% humidity — about 7°C colder than Hong Kong. It's one of the most comfortable months of the year to visit.

👕 Short sleeves, plus a light layer for air-conditioned interiors.

Rio de Janeiro in SeptemberBest month

September in Rio de Janeiro is pleasantly warm: average highs of 26°C and lows of 19°C, around 69 mm of rain (mostly dry) and 77% humidity — about 6°C colder than Hong Kong. It's one of the most comfortable months of the year to visit.

👕 Short sleeves, plus a light layer for air-conditioned interiors.

FAQ

›What is the best time to visit Rio de Janeiro?

On temperature and rainfall, the most comfortable months in Rio de Janeiro are Feb, Mar, Apr, May, Jun, Jul, Aug, Sep and Oct. The hottest month is February (average high 29°C) and the coldest is July (average low 18°C).

›What's the weather like in Rio de Janeiro in October, and what should I wear?

October in Rio de Janeiro is warm to hot: average highs of 27°C and lows of 20°C, around 108 mm of rain (some rain) and 79% humidity — about 3°C colder than Hong Kong. It's one of the most comfortable months of the year to visit. What to wear: Short sleeves, plus a light layer for air-conditioned interiors.

›What's the weather like in Rio de Janeiro in November, and what should I wear?

November in Rio de Janeiro is warm to hot: average highs of 27°C and lows of 21°C, around 220 mm of rain (wet) and 82% humidity — about the same as Hong Kong. What to wear: Short sleeves, plus a light layer for air-conditioned interiors; it's wet, so pack a compact umbrella; humid, so quick-dry fabrics help.

›When is the rainy season in Rio de Janeiro?

Rio de Janeiro is wettest in December, with about 232 mm on average, and driest in August, with about 42 mm.

›How cold does Rio de Janeiro get? Does it snow?

The coldest month is July, averaging 25°C by day and 18°C at night. Snow is very unlikely.

Planning a trip to Rio de Janeiro?

More Brazil weather

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Popular destinations in October

Tokyo●14–22°Osaka●14–23°Fukuoka●16–23°Sapporo●7–16°Okinawa (Naha)●24–28°Kyoto●13–22°Nagoya●14–23°Seoul●9–19°Busan●13–21°Jeju Island●16–21°Taipei22–27°Taichung●22–30°

Forecast data: Open-Meteo.com (CC BY 4.0), refreshed every 3 hours. Hottest month: February; coldest: July.