Live Weather & Forecast
Weather in Castilho
São Paulo, Brazil · Real-time conditions & 3-day outlook
18°C
Feels like 18°C
64°F / Feels 64°F
Clear
Castilho, São Paulo
🌙 Nighttime
Updated: 2026-04-21 05:00
Humidity
63%
Wind
13.7 km/h ENE
Wind Gust
28.7 km/h
Pressure
1013 mb
Visibility
10 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
10.8°C
Wind Degree
78°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
137.9 μg/m³
NO₂
5.9 μg/m³
O₃
57 μg/m³
SO₂
2.9 μg/m³
PM 2.5
6.3 μg/m³
PM 10
6.4 μg/m³
Today's Hourly Forecast
24-hour breakdown for Castilho, São Paulo
12 AM
22°
Clear
1 AM
21°
Clear
2 AM
20°
Clear
3 AM
20°
Clear
4 AM
19°
Clear
5 AM
18°
Clear
6 AM
18°
Clear
7 AM
17°
Sunny
8 AM
21°
Sunny
9 AM
25°
Sunny
10 AM
28°
Sunny
11 AM
31°
Sunny
12 PM
32°
Sunny
1 PM
34°
Sunny
2 PM
34°
Sunny
3 PM
34°
Sunny
4 PM
34°
Sunny
5 PM
33°
Sunny
6 PM
29°
Sunny
7 PM
26°
Clear
8 PM
24°
Clear
9 PM
23°
Clear
10 PM
22°
Clear
11 PM
21°
Clear
3-Day Forecast
Daily overview for Castilho, São Paulo
Today
Sunny
34°
/
17°
🌧️ 0% chance of rain
💧 Avg. humidity: 43%
💨 Max wind: 16.2 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 9.3
🌅 Sunrise: 06:39 AM
🌇 Sunset: 06:09 PM
🌙 Waxing Crescent
🌑 Moon: 17% lit
Wed, Apr 22
Sunny
35°
/
18°
🌧️ 0% chance of rain
💧 Avg. humidity: 47%
💨 Max wind: 16.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 9.3
🌅 Sunrise: 06:39 AM
🌇 Sunset: 06:08 PM
🌙 Waxing Crescent
🌑 Moon: 27% lit
Thu, Apr 23
Sunny
35°
/
20°
🌧️ 0% chance of rain
💧 Avg. humidity: 46%
💨 Max wind: 21.2 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 9.3
🌅 Sunrise: 06:40 AM
🌇 Sunset: 06:07 PM
🌙 Waxing Crescent
🌑 Moon: 38% lit
Best Time to Visit Castilho
Plan your trip to Castilho, 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 Castilho?
Current conditions in Castilho: Clear, temperature 18°C, humidity 63%.
What is the best time to visit Castilho?
The best time to visit Castilho is typically November – April. Dry season — low humidity, clear skies, comfortable temperatures.
What is the climate like in Castilho?
Castilho is located at approximately -20.9° latitude. It has a tropical or subtropical climate with wet and dry seasons.
Does it rain a lot in Castilho?
The wettest period in Castilho is typically during June – September. Wet/monsoon season; heavier rainfall possible.
What should I pack for a trip to Castilho?
For visits to Castilho during November – April: light clothing and sun protection. For June – September: layers and a waterproof jacket are recommended.
What are the public holidays in Castilho in 2026?
View the 2026 public holidays for Castilho on our Holidays page.
What are the GPS coordinates used for the weather forecast in Castilho?
The weather forecast for Castilho uses coordinates -20.8696, -51.4878.
What is the current temperature outside in Castilho?
The current outdoor temperature in Castilho is 18°C (64°F) with clear.
What is the hourly weather forecast for Castilho today?
Today's hour-by-hour weather breakdown for Castilho 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 Castilho tomorrow hour by hour?
Tomorrow's forecast for Castilho shows a high of 35°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 Castilho?
Rain is not expected in Castilho today. Current forecast shows no significant rain probability.
Is it going to rain today in Castilho?
No, rain is not forecast for Castilho today. Current conditions show clear to partly cloudy skies.