Weather Forecast for Ilha Grande

Rio de Janeiro, Brazil

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Overcast

Current Weather - Ilha Grande: 22°C

Rio de Janeiro, Brazil

Overcast

Feels like 25°C

Wind

6 km/h SW

Humidity

100%

Pressure

1015 mb

UV Index

0

Visibility

8 km

Moderate rain

Moderate rain

Friday, April 10, 2026

High

22°C

Low

21°C

Rain Chance

99%

Hourly Forecast

Light drizzle 22°C
10:00
Light rain 22°C
11:00
Light rain shower 22°C
12:00
Light drizzle 22°C
13:00
Light rain shower 21°C
14:00
Light drizzle 21°C
15:00
Light rain shower 21°C
16:00
Light drizzle 21°C
17:00
Light rain shower 21°C
18:00
Light rain shower 21°C
19:00
Patchy rain nearby 21°C
20:00
Patchy rain nearby 21°C
21:00
Patchy rain nearby 21°C
22:00
Patchy rain nearby 21°C
23:00
Apr 11

Day Statistics

Maximum Wind

8 km/h

Humidity

93%

Precipitation

12 mm

UV Index

0

Visibility

8 km

Rain Chance

99%

Snow Chance

0%

Sun & Moon

Sunrise

06:09 AM

Sunset

05:48 PM

Moonrise

No moonrise

Moonset

01:21 PM

Moon Phase

Last Quarter

Moon Illumination

52%

Air Quality

PM2.5

8.6

μg/m³

PM10

12.1

μg/m³

NO₂

2.6

μg/m³

O₃

59.4

μg/m³

SO₂

1.3

μg/m³

CO

98.1

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

When to visit Ilha Grande?

Plan your perfect trip with our month-by-month weather guide

⭐ Best months: June July August

January

☀️
27°C
💧
25 Days of rain
❄️
No snowfall
🌧 Wettest month,

February

☀️
28°C
💧
19 Days of rain
❄️
No snowfall
🔥 Hottest month

March

☀️
27°C
💧
22 Days of rain
❄️
No snowfall

April

☀️
26°C
💧
16 Days of rain
❄️
No snowfall

May

☀️
24°C
💧
14 Days of rain
❄️
No snowfall

June

☀️
24°C
💧
10 Days of rain
❄️
No snowfall
Best time to visit

July

☀️
23°C
💧
11 Days of rain
❄️
No snowfall
Best time to visit

August

☀️
23°C
💧
9 Days of rain
❄️
No snowfall
Best time to visit
🥶 Coldest month
🌵 Driest month

September

☀️
23°C
💧
15 Days of rain
❄️
No snowfall

October

☀️
24°C
💧
16 Days of rain
❄️
No snowfall

November

☀️
24°C
💧
21 Days of rain
❄️
No snowfall

December

☀️
26°C
💧
19 Days of rain
❄️
No snowfall