Arraial do Cabo Climate by Month
Arraial do Cabo, Rio de Janeiro, Brazil
Warm days and mild nights all year, with rain spread through the year.
The climate in Arraial do Cabo is one of warm days and mild nights all year, with rain spread through the year. Afternoon highs range from 75°F (24°C) in July to 85°F (29°C) in February, and July nights average 62°F (17°C). It gets 44 in (1122 mm) of rain a year, spread across the months. The air is humid, averaging 81% relative humidity.
- Warmest month
- 85°F(29°C)
- Average high, February
- Coldest nights
- 62°F(17°C)
- Average low, July
- Rain per year
- 44 in(1122 mm)
- No clear rainy season
- Humidity
- 81%
- Sunniest: February
Best and worst months in Arraial do Cabo
Best for weatherThe most comfortable weather comes from July to September, with highs around 75°F (24°C) and about 1.2 in (31 mm) of rain a month.
Least pleasantJanuary and March are the least pleasant; March is the wettest, with 7.7 in (196 mm) of rain.
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)
Arraial do Cabo weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 84°F(29°C) | 71°F(21°C) | 5.7 in(146 mm) | 81% | 5.6 |
| FebFebruary | 85°F(29°C) | 71°F(22°C) | 4.7 in(120 mm) | 79% | 5.7 |
| MarMarch | 83°F(28°C) | 72°F(22°C) | 7.7 in(196 mm) | 81% | 4.7 |
| AprApril | 80°F(27°C) | 69°F(21°C) | 4.4 in(111 mm) | 82% | 4.2 |
| MayMay | 77°F(25°C) | 66°F(19°C) | 3.4 in(86 mm) | 80% | 3.4 |
| JunJune | 76°F(24°C) | 63°F(17°C) | 1.6 in(41 mm) | 82% | 3.2 |
| JulJulyBest | 75°F(24°C) | 62°F(17°C) | 1.3 in(33 mm) | 80% | 3.4 |
| AugAugustBest | 75°F(24°C) | 62°F(17°C) | 1.0 in(25 mm) | 79% | 4.1 |
| SepSeptemberBest | 76°F(25°C) | 64°F(18°C) | 1.4 in(35 mm) | 80% | 4.3 |
| OctOctober | 78°F(26°C) | 65°F(19°C) | 2.8 in(72 mm) | 82% | 4.7 |
| NovNovember | 80°F(27°C) | 67°F(19°C) | 4.4 in(113 mm) | 81% | 4.8 |
| DecDecember | 82°F(28°C) | 70°F(21°C) | 5.7 in(144 mm) | 82% | 5.0 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
Places with a similar climate
All 20 places like Arraial do Cabo →- 🇧🇷MaricáRio de Janeiro, Brazil · Pop. 212k98%matchSame nighttime lowsSame humidityArraial do Cabo vs Maricá →
- 🇧🇷São Francisco de ItabapoanaRio de Janeiro, Brazil · Pop. 47k98%matchSame nighttime lowsSame sunshineArraial do Cabo vs São Francisco de Itabapoana →
- 🇧🇷GuarapariEspírito Santo, Brazil · Pop. 136k97%matchSame nighttime lowsSimilar rainfallArraial do Cabo vs Guarapari →
- 🇧🇷IguaíBahia, Brazil · Pop. 27k97%matchSame daytime highsSame humidityArraial do Cabo vs Iguaí →
- 🇧🇷Cachoeiras de MacacuRio de Janeiro, Brazil · Pop. 59k96%matchSame humiditySimilar rainfallArraial do Cabo vs Cachoeiras de Macacu →