Rio de Janeiro Climate by Month
Rio de Janeiro, Brazil
Warm all year, with rain spread through the year.
Warm all year, with rain spread through the year: that's Rio de Janeiro's climate in short. Expect highs of 90°F (32°C) in February and 81°F (27°C) in July, with the coldest nights (July) near 60°F (16°C). About 43 in (1092 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 90°F(32°C)
- Average high, February
- Coldest nights
- 60°F(16°C)
- Average low, July
- Rain per year
- 43 in(1092 mm)
- No clear rainy season
- Humidity
- 76%
- Sunniest: February
Best and worst months in Rio de Janeiro
Best for weatherThe most comfortable weather comes from June to August, with highs around 81°F (27°C) and about 1.7 in (43 mm) of rain a month.
Least pleasantJanuary and February are the least pleasant; February is the hottest, with highs of 90°F (32°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in August.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Rio de Janeiro weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 90°F(32°C) | 70°F(21°C) | 5.7 in(145 mm) | 77% | 4.9 |
| FebFebruary | 90°F(32°C) | 71°F(21°C) | 5.5 in(139 mm) | 76% | 5.0 |
| MarMarch | 88°F(31°C) | 70°F(21°C) | 6.1 in(156 mm) | 77% | 4.3 |
| AprApril | 86°F(30°C) | 68°F(20°C) | 4.1 in(104 mm) | 77% | 3.9 |
| MayMay | 82°F(28°C) | 64°F(18°C) | 3.4 in(86 mm) | 76% | 3.3 |
| JunJuneBest | 82°F(28°C) | 61°F(16°C) | 1.9 in(49 mm) | 76% | 3.2 |
| JulJulyBest | 81°F(27°C) | 60°F(16°C) | 1.9 in(48 mm) | 75% | 3.2 |
| AugAugustBest | 82°F(28°C) | 61°F(16°C) | 1.3 in(33 mm) | 73% | 4.0 |
| SepSeptember | 83°F(28°C) | 63°F(17°C) | 1.7 in(44 mm) | 73% | 4.2 |
| OctOctober | 84°F(29°C) | 65°F(19°C) | 2.8 in(71 mm) | 75% | 4.4 |
| NovNovember | 85°F(29°C) | 67°F(19°C) | 3.5 in(90 mm) | 79% | 4.3 |
| DecDecember | 87°F(31°C) | 70°F(21°C) | 5.0 in(127 mm) | 79% | 4.7 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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