Weather
Weather in Rio de Janeiro by month
The best time to visit is May–September, with average highs of 24–25°C and moderate rain. January is the warmest month (about 28°C by day) and July the coolest (18°C at night); December is the wettest (around 232 mm of rain) and August the driest.
Rio de Janeiro weather by month
| Month | Jan | Feb | Mar | Apr | May★ | Jun★ | Jul★ | Aug★ | Sept★ | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High / Low (°C) | 28° 23° | 28° 23° | 28° 23° | 27° 22° | 25° 20° | 24° 19° | 24° 18° | 25° 18° | 25° 19° | 26° 20° | 26° 21° | 27° 22° |
| Rain (mm) | 208 | 152 | 173 | 101 | 71 | 49 | 45 | 42 | 69 | 108 | 220 | 232 |
Average daily high and low (°C) and monthly rainfall (mm) · Forecast: MET Norway (yr.no) · Climate averages: NASA POWER
Rio de Janeiro month by month
January
28°/ 23°Warm
208 mm · wetPack: T-shirts, plus a layer for evenings · umbrella
Warm and wet: around 28°C by day and 23°C at night, with about 208 mm of rain.
February
28°/ 23°Warm
152 mm · some rainPack: T-shirts, plus a layer for evenings · umbrella
Good trips this month
Warm and some rain: around 28°C by day and 23°C at night, with about 152 mm of rain.
March
28°/ 23°Warm
173 mm · wetPack: T-shirts, plus a layer for evenings · umbrella
Warm and wet: around 28°C by day and 23°C at night, with about 173 mm of rain.
April
27°/ 22°Warm
101 mm · some rainPack: T-shirts, plus a layer for evenings · umbrella
Good trips this month
Warm and some rain: around 27°C by day and 22°C at night, with about 101 mm of rain.
- ★ Best time
May
25°/ 20°Warm
71 mm · fairly dryPack: T-shirts, plus a layer for evenings
Good trips this month
Warm and fairly dry: around 25°C by day and 20°C at night, with about 71 mm of rain.
- ★ Best time
June
24°/ 19°Warm
49 mm · fairly dryPack: T-shirts, plus a layer for evenings
Good trips this month
Warm and fairly dry: around 24°C by day and 19°C at night, with about 49 mm of rain.
- ★ Best time
July
24°/ 18°Warm
45 mm · fairly dryPack: T-shirts, plus a layer for evenings
Good trips this month
Warm and fairly dry: around 24°C by day and 18°C at night, with about 45 mm of rain.
- ★ Best time
August
25°/ 18°Warm
42 mm · fairly dryPack: T-shirts, plus a layer for evenings
Good trips this month
Warm and fairly dry: around 25°C by day and 18°C at night, with about 42 mm of rain.
- ★ Best time
September
25°/ 19°Warm
69 mm · fairly dryPack: T-shirts, plus a layer for evenings
Good trips this month
Warm and fairly dry: around 25°C by day and 19°C at night, with about 69 mm of rain.
- This month
October
26°/ 20°Warm
108 mm · some rainPack: T-shirts, plus a layer for evenings · umbrella
Good trips this month
Warm and some rain: around 26°C by day and 20°C at night, with about 108 mm of rain.
November
26°/ 21°Warm
220 mm · wetPack: T-shirts, plus a layer for evenings · umbrella
Warm and wet: around 26°C by day and 21°C at night, with about 220 mm of rain.
December
27°/ 22°Warm
232 mm · wetPack: T-shirts, plus a layer for evenings · umbrella
Warm and wet: around 27°C by day and 22°C at night, with about 232 mm of rain.
Weather questions about Rio de Janeiro
Quick answers
When is the best time to visit Rio de Janeiro?
What's the weather like in Rio de Janeiro in October?
Warm and some rain: around 26°C by day and 20°C at night, with about 108 mm of rain. Pack: T-shirts, plus a layer for evenings, umbrella.
When is the best time for hiking in Rio de Janeiro?
June–July: that's when the weather suits it best — warm enough and mostly dry.
When is the best time for sightseeing in Rio de Janeiro?
June–July: that's when the weather suits it best — warm enough and mostly dry.
What is the warmest month in Rio de Janeiro?
January: average highs of about 28°C and lows of 23°C.
Which month has the most rain in Rio de Janeiro?
How cold does Rio de Janeiro get?
In July, the coolest month, days average 24°C and nights 18°C. Frost is rare.
Average daily high and low (°C) and monthly rainfall (mm) · Forecast: MET Norway (yr.no) · Climate averages: NASA POWER · Rio Heli Tickets