The best months to visit Rio de Janeiro in order to have guaranteed good weather are January and February; these are the hottest months anyway and can often be quite humid too. Average temperatures in Rio at this time are between 29 and 31°C. However, travellers should be aware that the rainy season begins in March with the wettest month usually being April. Temperatures during Rio's winter are still very pleasant, with lows averaging 20°C and highs reaching 25°C.
The weather prediction service inRio de Janeiro is based on a calculation which takes into account historic data from the last 10 years, as well as predictions based on certain criteria such as air temperature, humidity, water temperature, wind speed and sunshine.
Prepare your things now for your stay by taking a look at the weather predictions forRio de Janeiro.
- Temperature
- Bad weather
- Sunbathing
- Swimming
- Wind
- Humidity
The weather is rated on a scale from 0 to 100, with the worst weather conditions ranging between 0 and 19 and the best ranging above 79.
The overall weather comfort index is:
- Excellent (Rating between 80% and 100%)
- Good (Rating between 60% and 79%)
- Average (Rating between 40% and 59%)
- Bad (Rating between 20% and 39%)
- Very bad (Rating between 0% and 19%)
Rio de Janeiro: When to go ?
-
- Daytime temperature
- Night-time temperature
- Daytime humidity
- Night-time humidity
- Daytime wind
- Night-time wind
- Daytime rainfall
- Night-time rainfall
- Sunshine
- Swimming
-
January
27.1°C
23.9°C
74.1%
87.4%
2.5m/s
2.0m/s
150.8mm
86.8mm
9.3
25.2°C
-
February
27.6°C
24.2°C
72.1%
86.4%
2.3m/s
1.8m/s
113.5mm
49.6mm
12.4
25.7°C
-
March
27.3°C
23.9°C
71.7%
85.9%
2.2m/s
1.9m/s
98.8mm
48.8mm
16.4
26.1°C
-
April
26.1°C
22.8°C
72.4%
86.4%
2.3m/s
2.0m/s
64.4mm
46.5mm
17.6
25.7°C
-
May
23.3°C
20.2°C
72.2%
85.0%
2.6m/s
2.3m/s
37.3mm
39.3mm
18.7
24.2°C
-
June
22.5°C
19.3°C
71.6%
84.8%
2.4m/s
2.3m/s
16.7mm
20.8mm
20.4
23.2°C
-
July
21.6°C
18.4°C
71.2%
84.0%
2.6m/s
2.4m/s
24.3mm
28.3mm
19.7
22.2°C
-
August
23.2°C
19.7°C
67.4%
81.4%
2.8m/s
2.5m/s
20.6mm
19.9mm
20.8
21.9°C
-
September
23.3°C
20.3°C
69.5%
81.7%
3.2m/s
2.7m/s
37.8mm
28.2mm
14.4
21.9°C
-
October
25.2°C
21.8°C
69.7%
83.7%
2.9m/s
2.4m/s
63.6mm
42.6mm
13.9
22.5°C
-
November
25.7°C
22.4°C
72.4%
86.1%
2.8m/s
2.2m/s
113.1mm
58.1mm
10.0
23.6°C
-
December
26.5°C
23.2°C
74.0%
87.5%
2.6m/s
2.0m/s
171.1mm
87.8mm
11.1
24.5°C
Weather Rio de Janeiro : Annual weather forecast chart
Rio de Janeiro: Seven-day weather forecast
-
Friday 15 January 2021
23°C | 29°C
-
Rainfall:
1
-
Wind:
Force 14
Direction E
-
Sun:
Indicator 84
06:20:00
19:43:00
-
Moon:
08:30:00
21:55:00
-
Saturday 16 January 2021
23°C | 31°C
-
Rainfall:
0
-
Wind:
Force 15
Direction E
-
Sun:
Indicator 69
06:21:00
19:43:00
-
Moon:
09:28:00
22:33:00
-
Sunday 17 January 2021
23°C | 31°C
-
Rainfall:
0
-
Wind:
Force 14
Direction E
-
Sun:
Indicator 50
06:21:00
19:43:00
-
Moon:
10:22:00
23:08:00
-
Monday 18 January 2021
23°C | 31°C
-
Rainfall:
0
-
Wind:
Force 15
Direction E
-
Sun:
Indicator 61
06:22:00
19:43:00
-
Moon:
11:14:00
23:41:00
-
Tuesday 19 January 2021
24°C | 31°C
-
Rainfall:
0
-
Wind:
Force 12
Direction E
-
Sun:
Indicator 57
06:23:00
19:43:00
-
Moon:
12:04:00
-
Wednesday 20 January 2021
25°C | 32°C
-
Rainfall:
0
-
Wind:
Force 12
Direction E
-
Sun:
Indicator 90
06:24:00
19:43:00
-
Moon:
12:54:00
00:12:00
Brazil: Seven-day weather forecast
Take a look at the seven-day weather forecast for the principal cities inBrazil. For each destination, Easyvoyage's weather tool gives you temperature and rainfall indicators, along with wind force and direction and sunrise/sunset times. Prepare your holidays using our weather forecasts or organise your activities thanks to the weather comfort index forBrazil. Whether you're getting ready to go or already on holiday, it's never been simpler to keep an eye on the weather than with Easyvoyage!