Weather in Rio de Janeiro now
Weather in Rio de Janeiro now: 23°C, Overcast, Humidity 73%, Wind 19 km/h.
Rio de Janeiro sits at 22.9° south latitude, in the tropics, 12 m above sea level, in the America/Sao_Paulo time zone. Over the week ahead highs range from 23° to 27° and lows from 20° to 21°, averaging 22°.
Forecast rainfall totals 32 mm, and 3 of the seven days carry a chance above 50%. Today the sun rises at 05:18 and sets at 17:58: 12:40 of daylight.
| Conditions | high | low | rain | Wind | UV index | |
|---|---|---|---|---|---|---|
| Today | Thunderstorm | 24° | 21° | 100% | 22 km/h | 4 |
| Tomorrow | Light drizzle | 25° | 20° | 80% | 15 km/h | 7 |
| Mon, Oct 19 | Light drizzle | 23° | 20° | 71% | 13 km/h | 2 |
| Tue, Oct 20 | Light drizzle | 23° | 20° | 11% | 14 km/h | 2 |
| Wed, Oct 21 | Overcast | 24° | 20° | 10% | 18 km/h | 3 |
| Thu, Oct 22 | Light drizzle | 23° | 20° | 33% | 17 km/h | 4 |
| Fri, Oct 23 | Light drizzle | 27° | 20° | 41% | 16 km/h | 4 |
Weather data by Open-Meteo (ECMWF, GFS, ICON models and national weather services). Updated every 15 minutes.
Weather in Rio de Janeiro month by month
The table gathers the 2016-2025 climate normals for Rio de Janeiro: average highs and lows, total rainfall and number of rainy days for each month of the year.
Rio de Janeiro has an annual mean temperature of 24°. The warmest month is February, when highs sit around 30.2°; the coldest is July, with average lows of 17.9°. The 12.3° gap between those two ends of the calendar is the measure of how much the year swings here.
Rainfall totals about 1,111 mm a year, spread over roughly 142 rainy days. The wettest month is January, averaging 154.7 mm across 15 days; the driest is June, with 38.3 mm.
| Month | Average high | Average low | Rainfall | Rainy days |
|---|---|---|---|---|
| January | 30° | 23.9° | 154.7 mm | 15 |
| February | 30.2° | 24° | 126.6 mm | 14 |
| March | 29.2° | 23.5° | 132.8 mm | 13 |
| April | 27.4° | 21.7° | 85.1 mm | 12 |
| May | 25.7° | 19.9° | 59.1 mm | 9 |
| June | 25° | 18.8° | 38.3 mm | 9 |
| July | 24.6° | 17.9° | 40.4 mm | 7 |
| August | 24.9° | 18° | 63.2 mm | 10 |
| September | 26.3° | 19.4° | 58.8 mm | 8 |
| October | 26.5° | 20.5° | 90 mm | 15 |
| November | 26.7° | 20.9° | 130 mm | 15 |
| December | 28.7° | 22.6° | 131.7 mm | 15 |
When to visit Rio de Janeiro
For travellers who plan around the weather, April–October tend to be the most comfortable stretch: average highs between 24.6° and 27.4° and rainfall below the yearly average.
What to expect each month
- In January, highs sit near 30° and lows near 23.9°, with about 154.7 mm of rain over 15 days.
- In February, highs sit near 30.2° and lows near 24°, with about 126.6 mm of rain over 14 days.
- In March, highs sit near 29.2° and lows near 23.5°, with about 132.8 mm of rain over 13 days.
- In April, highs sit near 27.4° and lows near 21.7°, with about 85.1 mm of rain over 12 days.
- In May, highs sit near 25.7° and lows near 19.9°, with about 59.1 mm of rain over 9 days.
- In June, highs sit near 25° and lows near 18.8°, with about 38.3 mm of rain over 9 days.
- In July, highs sit near 24.6° and lows near 17.9°, with about 40.4 mm of rain over 7 days.
- In August, highs sit near 24.9° and lows near 18°, with about 63.2 mm of rain over 10 days.
- In September, highs sit near 26.3° and lows near 19.4°, with about 58.8 mm of rain over 8 days.
- In October, highs sit near 26.5° and lows near 20.5°, with about 90 mm of rain over 15 days.
- In November, highs sit near 26.7° and lows near 20.9°, with about 130 mm of rain over 15 days.
- In December, highs sit near 28.7° and lows near 22.6°, with about 131.7 mm of rain over 15 days.
Recorded extremes
Across 2016-2025, the thermometer reached 40° at the top of the series and fell to 11.9° at the bottom. These are observed values, not averages: they show what the city has actually faced.
Normals computed from the ERA5 reanalysis (Copernicus/ECMWF), 2016-2025 series.
FAQ
What is the temperature in Rio de Janeiro right now?
It is 23°C in Rio de Janeiro right now, with overcast. It feels like 23°C.
Will it rain in Rio de Janeiro today?
The peak chance of rain today is 100%, with about 25.6 mm expected.
What will the weather be tomorrow in Rio de Janeiro?
Tomorrow the high is 25° and the low 20°, with light drizzle.
Where does the data come from and how often is it updated?
Data comes from the ECMWF, GFS and ICON models and national weather services via Open-Meteo, updated every 15 minutes.
What is the warmest month in Rio de Janeiro?
The warmest month is February, with average highs of 30.2° and lows of 24°.
Does it rain a lot in Rio de Janeiro?
The city gets about 1,111 mm a year over 142 rainy days. The wettest month is January, with 154.7 mm.
When is the best time to visit Rio de Janeiro?
On weather grounds, April–October combine the most agreeable temperatures with below-average rainfall.