Niterói Climate by Month
Niterói, Rio de Janeiro, Brazil
Warm all year, with rain spread through the year.
Warm all year, with rain spread through the year: that's Niterói's climate in short. Afternoon highs range from 80°F (27°C) in July to 89°F (32°C) in February, and July nights average 60°F (16°C). About 41 in (1054 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 89°F(32°C)
- Average high, February
- Coldest nights
- 60°F(16°C)
- Average low, July
- Rain per year
- 41 in(1054 mm)
- No clear rainy season
- Humidity
- 77%
- Sunniest: February
Best and worst months in Niterói
Best for weatherThe most comfortable weather comes from July to September, with highs around 81°F (27°C) and about 1.3 in (33 mm) of rain a month.
Least pleasantFebruary and March are the least pleasant; February is the hottest, with highs of 89°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)
Niterói weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 89°F(31°C) | 70°F(21°C) | 5.6 in(141 mm) | 79% | 4.8 |
| FebFebruary | 89°F(32°C) | 70°F(21°C) | 5.9 in(150 mm) | 78% | 4.9 |
| MarMarch | 87°F(31°C) | 69°F(21°C) | 6.9 in(175 mm) | 79% | 4.2 |
| AprApril | 85°F(29°C) | 67°F(20°C) | 4.4 in(113 mm) | 78% | 4.0 |
| MayMay | 81°F(27°C) | 63°F(17°C) | 3.4 in(86 mm) | 78% | 3.3 |
| JunJune | 81°F(27°C) | 61°F(16°C) | 1.8 in(46 mm) | 78% | 3.2 |
| JulJulyBest | 80°F(27°C) | 60°F(16°C) | 1.7 in(42 mm) | 76% | 3.2 |
| AugAugustBest | 81°F(27°C) | 60°F(16°C) | 1.0 in(25 mm) | 74% | 4.0 |
| SepSeptemberBest | 82°F(28°C) | 63°F(17°C) | 1.3 in(33 mm) | 74% | 4.2 |
| OctOctober | 83°F(28°C) | 65°F(18°C) | 2.3 in(59 mm) | 77% | 4.4 |
| NovNovember | 83°F(29°C) | 66°F(19°C) | 3.0 in(75 mm) | 78% | 4.2 |
| DecDecember | 86°F(30°C) | 69°F(21°C) | 4.3 in(109 mm) | 78% | 4.5 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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