Live Weather & Forecast
Weather in São Simão
São Paulo, Brazil · Real-time conditions & 3-day outlook
25°C
Feels like 26°C
78°F / Feels 78°F
Sunny
São Simão, São Paulo
🌞 Daytime
Updated: 2026-04-21 12:30
Humidity
57%
Wind
7.9 km/h ESE
Wind Gust
9.1 km/h
Pressure
1018 mb
Visibility
10 km
UV Index
9.4
(Very High)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
13.6°C
Wind Degree
121°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
118.9 μg/m³
NO₂
2.5 μg/m³
O₃
122 μg/m³
SO₂
2.9 μg/m³
PM 2.5
7.3 μg/m³
PM 10
7.4 μg/m³
Today's Hourly Forecast
24-hour breakdown for São Simão, São Paulo
12 AM
14°
Clear
1 AM
14°
Clear
2 AM
13°
Clear
3 AM
13°
Clear
4 AM
12°
Clear
5 AM
12°
Clear
6 AM
11°
Clear
7 AM
12°
Sunny
8 AM
17°
Sunny
9 AM
20°
Sunny
10 AM
23°
Sunny
11 AM
25°
Sunny
12 PM
25°
Sunny
1 PM
28°
Sunny
2 PM
29°
Sunny
3 PM
29°
Sunny
4 PM
28°
Sunny
5 PM
25°
Sunny
6 PM
20°
Clear
7 PM
18°
Clear
8 PM
18°
Clear
9 PM
17°
Clear
10 PM
16°
Clear
11 PM
16°
Clear
3-Day Forecast
Daily overview for São Simão, São Paulo
Today
Sunny
29°
/
11°
🌧️ 0% chance of rain
💧 Avg. humidity: 63%
💨 Max wind: 11.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 9.4
🌅 Sunrise: 06:24 AM
🌇 Sunset: 05:53 PM
🌙 Waxing Crescent
🌑 Moon: 17% lit
Wed, Apr 22
Sunny
30°
/
13°
🌧️ 0% chance of rain
💧 Avg. humidity: 61%
💨 Max wind: 11.2 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 9.4
🌅 Sunrise: 06:25 AM
🌇 Sunset: 05:52 PM
🌙 Waxing Crescent
🌑 Moon: 27% lit
Thu, Apr 23
Sunny
30°
/
14°
🌧️ 0% chance of rain
💧 Avg. humidity: 63%
💨 Max wind: 12.2 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 9.4
🌅 Sunrise: 06:25 AM
🌇 Sunset: 05:51 PM
🌙 Waxing Crescent
🌑 Moon: 38% lit
Best Time to Visit São Simão
Plan your trip to São Simão, 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 Simão?
Current conditions in São Simão: Sunny, temperature 25°C, humidity 57%.
What is the best time to visit São Simão?
The best time to visit São Simão is typically November – April. Dry season — low humidity, clear skies, comfortable temperatures.
What is the climate like in São Simão?
São Simão is located at approximately -21.5° latitude. It has a tropical or subtropical climate with wet and dry seasons.
Does it rain a lot in São Simão?
The wettest period in São Simão is typically during June – September. Wet/monsoon season; heavier rainfall possible.
What should I pack for a trip to São Simão?
For visits to São Simão 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 Simão in 2026?
View the 2026 public holidays for São Simão on our Holidays page.
What are the GPS coordinates used for the weather forecast in São Simão?
The weather forecast for São Simão uses coordinates -21.48, -47.5531.
What is the current temperature outside in São Simão?
The current outdoor temperature in São Simão is 25°C (77°F) with sunny.
What is the hourly weather forecast for São Simão today?
Today's hour-by-hour weather breakdown for São Simão 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 Simão tomorrow hour by hour?
Tomorrow's forecast for São Simão shows a high of 30°C and a low of 13°C. See the 3-Day Forecast section above for a full hourly breakdown.
What is the chance of rain today in São Simão?
Rain is not expected in São Simão today. Current forecast shows no significant rain probability.
Is it going to rain today in São Simão?
No, rain is not forecast for São Simão today. Current conditions show clear to partly cloudy skies.