Live Weather & Forecast
Weather in Santos
São Paulo, Brazil · Real-time conditions & 3-day outlook
18°C
Feels like 18°C
65°F / Feels 65°F
Sunny
Santos, São Paulo
🌞 Daytime
Updated: 2026-04-21 07:45
Humidity
78%
Wind
5.4 km/h NW
Wind Gust
9.1 km/h
Pressure
1018 mb
Visibility
10 km
UV Index
0.2
(Low)
Precipitation
0 mm
Cloud Cover
15%
Dew Point
14.3°C
Wind Degree
322°
Air Quality Index
US EPA: Moderate
UK DEFRA: Low (2)
CO
123.9 μg/m³
NO₂
11.6 μg/m³
O₃
90 μg/m³
SO₂
6.5 μg/m³
PM 2.5
17 μg/m³
PM 10
22 μg/m³
Today's Hourly Forecast
24-hour breakdown for Santos, São Paulo
12 AM
19°
Clear
1 AM
19°
Clear
2 AM
18°
Clear
3 AM
18°
Clear
4 AM
18°
Clear
5 AM
17°
Clear
6 AM
17°
Clear
7 AM
18°
Sunny
8 AM
21°
Sunny
9 AM
23°
Sunny
10 AM
24°
Sunny
11 AM
24°
Sunny
12 PM
25°
Sunny
1 PM
25°
Sunny
2 PM
25°
Sunny
3 PM
25°
Sunny
4 PM
24°
Sunny
5 PM
23°
Sunny
6 PM
21°
Clear
7 PM
20°
Clear
8 PM
20°
Clear
9 PM
19°
Clear
10 PM
19°
Clear
11 PM
19°
Clear
3-Day Forecast
Daily overview for Santos, São Paulo
Today
Sunny
25°
/
17°
🌧️ 0% chance of rain
💧 Avg. humidity: 72%
💨 Max wind: 9.7 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 8.6
🌅 Sunrise: 06:21 AM
🌇 Sunset: 05:46 PM
🌙 Waxing Crescent
🌑 Moon: 17% lit
Wed, Apr 22
Sunny
25°
/
18°
🌧️ 0% chance of rain
💧 Avg. humidity: 77%
💨 Max wind: 11.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 8.6
🌅 Sunrise: 06:22 AM
🌇 Sunset: 05:45 PM
🌙 Waxing Crescent
🌑 Moon: 27% lit
Thu, Apr 23
Sunny
25°
/
17°
🌧️ 0% chance of rain
💧 Avg. humidity: 78%
💨 Max wind: 10.8 km/h
🌧️ Total precip: 0.03 mm
☀️ UV Index: 8.5
🌅 Sunrise: 06:22 AM
🌇 Sunset: 05:44 PM
🌙 Waxing Crescent
🌑 Moon: 38% lit
Best Time to Visit Santos
Plan your trip to Santos, Brazil around the most favorable weather conditions.
Peak Season
December – March
Southern hemisphere summer — warm and generally dry.
Shoulder Season
April – May, November
Fewer crowds, moderate prices, mild weather.
Off Season
June – September
Cooler winter months; indoor activities preferred.
Frequently Asked Questions
What is the current weather in Santos?
Current conditions in Santos: Sunny, temperature 18°C, humidity 78%.
What is the best time to visit Santos?
The best time to visit Santos is typically December – March. Southern hemisphere summer — warm and generally dry.
What is the climate like in Santos?
Santos is located at approximately -23.9° latitude. It experiences a temperate southern hemisphere climate.
Does it rain a lot in Santos?
The wettest period in Santos is typically during June – September. Cooler winter months; indoor activities preferred.
What should I pack for a trip to Santos?
For visits to Santos during December – March: light clothing and sun protection. For June – September: layers and a waterproof jacket are recommended.
What are the public holidays in Santos in 2026?
View the 2026 public holidays for Santos on our Holidays page.
What are the GPS coordinates used for the weather forecast in Santos?
The weather forecast for Santos uses coordinates -23.9336, -46.3286.
What is the current temperature outside in Santos?
The current outdoor temperature in Santos is 18°C (64°F) with sunny.
What is the hourly weather forecast for Santos today?
Today's hour-by-hour weather breakdown for Santos 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 Santos tomorrow hour by hour?
Tomorrow's forecast for Santos shows a high of 25°C and a low of 18°C. See the 3-Day Forecast section above for a full hourly breakdown.
What is the chance of rain today in Santos?
Rain is not expected in Santos today. Current forecast shows no significant rain probability.
Is it going to rain today in Santos?
No, rain is not forecast for Santos today. Current conditions show clear to partly cloudy skies.