Live Weather & Forecast
Weather in São João do Piauí
Piauí, Brazil · Real-time conditions & 3-day outlook
33°C
Feels like 34°C
91°F / Feels 94°F
Partly Cloudy
São João do Piauí, Piauí
🌞 Daytime
Updated: 2026-04-21 16:30
Humidity
42%
Wind
4 km/h ENE
Wind Gust
4.8 km/h
Pressure
1008 mb
Visibility
10 km
UV Index
0.6
(Low)
Precipitation
0 mm
Cloud Cover
35%
Dew Point
18°C
Wind Degree
63°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
101.9 μg/m³
NO₂
2.9 μg/m³
O₃
40 μg/m³
SO₂
1 μg/m³
PM 2.5
4.2 μg/m³
PM 10
4.7 μg/m³
Today's Hourly Forecast
24-hour breakdown for São João do Piauí, Piauí
12 AM
22°
Cloudy
1 AM
23°
Partly Cloudy
2 AM
22°
Partly Cloudy
3 AM
23°
Partly Cloudy
4 AM
23°
Partly Cloudy
5 AM
22°
Partly Cloudy
6 AM
22°
Partly Cloudy
7 AM
24°
Partly Cloudy
8 AM
27°
Patchy rain nearby
9 AM
29°
Patchy rain nearby
10 AM
31°
Patchy rain nearby
11 AM
32°
Overcast
12 PM
32°
Patchy rain nearby
1 PM
29°
Partly Cloudy
2 PM
30°
Cloudy
3 PM
32°
Partly Cloudy
4 PM
33°
Partly Cloudy
5 PM
30°
Partly Cloudy
6 PM
28°
Clear
7 PM
27°
Partly Cloudy
8 PM
26°
Partly Cloudy
9 PM
25°
Cloudy
10 PM
25°
Partly Cloudy
11 PM
26°
Overcast
3-Day Forecast
Daily overview for São João do Piauí, Piauí
Today
Patchy rain nearby
33°
/
22°
🌧️ 84% chance of rain
💧 Avg. humidity: 63%
💨 Max wind: 13.3 km/h
🌧️ Total precip: 0.15 mm
☀️ UV Index: 11.9
🌅 Sunrise: 05:52 AM
🌇 Sunset: 05:44 PM
🌙 Waxing Crescent
🌑 Moon: 17% lit
Wed, Apr 22
Patchy rain nearby
33°
/
21°
🌧️ 91% chance of rain
💧 Avg. humidity: 69%
💨 Max wind: 10.4 km/h
🌧️ Total precip: 4.99 mm
☀️ UV Index: 10.6
🌅 Sunrise: 05:52 AM
🌇 Sunset: 05:44 PM
🌙 Waxing Crescent
🌑 Moon: 27% lit
Thu, Apr 23
Patchy rain nearby
35°
/
21°
🌧️ 86% chance of rain
💧 Avg. humidity: 58%
💨 Max wind: 17.3 km/h
🌧️ Total precip: 0.18 mm
☀️ UV Index: 12
🌅 Sunrise: 05:52 AM
🌇 Sunset: 05:43 PM
🌙 Waxing Crescent
🌑 Moon: 38% lit
Best Time to Visit São João do Piauí
Plan your trip to São João do Piauí, 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 João do Piauí?
Current conditions in São João do Piauí: Partly Cloudy, temperature 33°C, humidity 42%.
What is the best time to visit São João do Piauí?
The best time to visit São João do Piauí is typically November – April. Dry season — low humidity, clear skies, comfortable temperatures.
What is the climate like in São João do Piauí?
São João do Piauí is located at approximately -8.4° latitude. It has a tropical or subtropical climate with wet and dry seasons.
Does it rain a lot in São João do Piauí?
The wettest period in São João do Piauí is typically during June – September. Wet/monsoon season; heavier rainfall possible.
What should I pack for a trip to São João do Piauí?
For visits to São João do Piauí during November – April: light clothing and sun protection. For June – September: layers and a waterproof jacket are recommended.
What country is São João do Piauí in?
What are the public holidays in São João do Piauí in 2026?
View the 2026 public holidays for São João do Piauí on our Holidays page.
What are the GPS coordinates used for the weather forecast in São João do Piauí?
The weather forecast for São João do Piauí uses coordinates -8.3601, -42.2488.
What is the current temperature outside in São João do Piauí?
The current outdoor temperature in São João do Piauí is 33°C (91°F) with partly cloudy.
What is the hourly weather forecast for São João do Piauí today?
Today's hour-by-hour weather breakdown for São João do Piauí 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 João do Piauí tomorrow hour by hour?
Tomorrow's forecast for São João do Piauí shows a high of 33°C and a low of 21°C. See the 3-Day Forecast section above for a full hourly breakdown.
What is the chance of rain today in São João do Piauí?
There is a 84% chance of rain in São João do Piauí 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 João do Piauí?
Yes, there is a 84% chance of rain in São João do Piauí today — consider carrying an umbrella. Check the hourly forecast above for the most likely rain windows.