Live Weather & Forecast
Weather in São Sebastião
Alagoas, Brazil · Real-time conditions & 3-day outlook
24°C
Feels like 26°C
76°F / Feels 79°F
Patchy rain nearby
São Sebastião, Alagoas
🌞 Daytime
Updated: 2026-04-21 07:15
Humidity
81%
Wind
9 km/h ESE
Wind Gust
12.1 km/h
Pressure
1013 mb
Visibility
10 km
UV Index
1
(Low)
Precipitation
0.01 mm
Cloud Cover
52%
Dew Point
20.7°C
Wind Degree
117°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
95.9 μg/m³
NO₂
1.6 μg/m³
O₃
45 μg/m³
SO₂
1.1 μg/m³
PM 2.5
4.1 μg/m³
PM 10
5.1 μg/m³
Today's Hourly Forecast
24-hour breakdown for São Sebastião, Alagoas
12 AM
22°
Fog
1 AM
22°
Fog
2 AM
22°
Mist
3 AM
22°
Mist
4 AM
22°
Mist
5 AM
22°
Mist
6 AM
23°
Overcast
7 AM
24°
Patchy rain nearby
8 AM
26°
Patchy rain nearby
9 AM
28°
Patchy rain nearby
10 AM
30°
Patchy rain nearby
11 AM
32°
Overcast
12 PM
31°
Patchy rain nearby
1 PM
30°
Overcast
2 PM
30°
Partly Cloudy
3 PM
29°
Partly Cloudy
4 PM
29°
Partly Cloudy
5 PM
27°
Patchy rain nearby
6 PM
25°
Clear
7 PM
24°
Clear
8 PM
23°
Partly Cloudy
9 PM
23°
Partly Cloudy
10 PM
23°
Partly Cloudy
11 PM
22°
Cloudy
3-Day Forecast
Daily overview for São Sebastião, Alagoas
Today
Patchy rain nearby
32°
/
22°
🌧️ 87% chance of rain
💧 Avg. humidity: 75%
💨 Max wind: 21.2 km/h
🌧️ Total precip: 0.21 mm
☀️ UV Index: 11.7
🌅 Sunrise: 05:30 AM
🌇 Sunset: 05:21 PM
🌙 Waxing Crescent
🌑 Moon: 17% lit
Wed, Apr 22
Patchy rain nearby
34°
/
22°
🌧️ 88% chance of rain
💧 Avg. humidity: 72%
💨 Max wind: 27.4 km/h
🌧️ Total precip: 0.32 mm
☀️ UV Index: 12
🌅 Sunrise: 05:31 AM
🌇 Sunset: 05:20 PM
🌙 Waxing Crescent
🌑 Moon: 27% lit
Thu, Apr 23
Patchy rain nearby
29°
/
21°
🌧️ 79% chance of rain
💧 Avg. humidity: 77%
💨 Max wind: 23.8 km/h
🌧️ Total precip: 3.65 mm
☀️ UV Index: 10.7
🌅 Sunrise: 05:31 AM
🌇 Sunset: 05:20 PM
🌙 Waxing Crescent
🌑 Moon: 38% lit
Best Time to Visit São Sebastião
Plan your trip to São Sebastião, Brazil around the most favorable weather conditions.
Peak Season
November – April
Dry season — low humidity, clear skies, comfortable temperatures.
Shoulder Season
May, October
Fewer crowds, moderate prices, mild weather.
Off Season
June – September
Wet/monsoon season; heavier rainfall possible.
Frequently Asked Questions
What is the current weather in São Sebastião?
Current conditions in São Sebastião: Patchy rain nearby, temperature 24°C, humidity 81%.
What is the best time to visit São Sebastião?
The best time to visit São Sebastião is typically November – April. Dry season — low humidity, clear skies, comfortable temperatures.
What is the climate like in São Sebastião?
São Sebastião is located at approximately -9.9° latitude. It has a tropical or subtropical climate with wet and dry seasons.
Does it rain a lot in São Sebastião?
The wettest period in São Sebastião is typically during June – September. Wet/monsoon season; heavier rainfall possible.
What should I pack for a trip to São Sebastião?
For visits to São Sebastião during November – April: light clothing and sun protection. For June – September: layers and a waterproof jacket are recommended.
What are the public holidays in São Sebastião in 2026?
View the 2026 public holidays for São Sebastião on our Holidays page.
What are the GPS coordinates used for the weather forecast in São Sebastião?
The weather forecast for São Sebastião uses coordinates -9.9315, -36.5439.
What is the current temperature outside in São Sebastião?
The current outdoor temperature in São Sebastião is 24°C (75°F) with patchy rain nearby.
What is the hourly weather forecast for São Sebastião today?
Today's hour-by-hour weather breakdown for São Sebastião is shown in the Hourly Forecast section above, including temperature, rain chance, and conditions for each hour of the day.
What is the weather in São Sebastião tomorrow hour by hour?
Tomorrow's forecast for São Sebastião shows a high of 34°C and a low of 22°C. See the 3-Day Forecast section above for a full hourly breakdown.
What is the chance of rain today in São Sebastião?
There is a 87% chance of rain in São Sebastião today. Check the hourly forecast above for a time-by-time breakdown of when rain is most likely.
Is it going to rain today in São Sebastião?
Yes, there is a 87% chance of rain in São Sebastião today — consider carrying an umbrella. Check the hourly forecast above for the most likely rain windows.