Piauí, Brazil Weather

  1. Piauí, Brazil Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Piauí over the next 12 hours
  7. Temperature and possibility of rain in Piauí in the coming days
  8. Rainfall in Piauí in the coming days
  9. Piauí Weather Summary
  10. Weather averages by month
  11. Piauí's weather
  12. Frequently asked questions
  13. Comments
Piauí, Weather
(Photo by Agustin Diaz Gargiulo on Unsplash)

Current conditions

Updated:
36°C
96.8°F
°C °F

Condition: Overcast

Pressure: 980 hPa

Feel like: 36 °C

Temperature: 36°C

Cloud: 95%

Humidity: 24%

Wind: SSE - 16 km/h

Visibility: 67.38 km

Weather forecast

Tue
28 Jul
24°C / 35°C
Mainly Clear
Wed
29 Jul
24°C / 35°C
Clear Sky
Thu
30 Jul
23°C / 36°C
Clear Sky
Fri
31 Jul
23°C / 35°C
Clear Sky
Sat
01 Aug
24°C / 35°C
Clear Sky
Hourly forecast today:
17:00 PM
12° / 36°
12° / 36°
Overcast
24% 35 km/h
18:00 PM
12° / 36°
12° / 36°
Overcast
23% 35 km/h
19:00 PM
12° / 35°
12° / 35°
Overcast
23% 33 km/h
20:00 PM
11° / 34°
11° / 34°
Overcast
24% 32 km/h
21:00 PM
11° / 33°
11° / 33°
Partly Cloudy
26% 29 km/h
22:00 PM
11° / 32°
11° / 32°
Overcast
27% 24 km/h
23:00 PM
10° / 31°
10° / 31°
Partly Cloudy
28% 25 km/h
00:00 AM
11° / 30°
11° / 30°
Mainly Clear
30% 24 km/h
01:00 AM
11° / 29°
11° / 29°
Clear Sky
32% 27 km/h
02:00 AM
12° / 29°
12° / 29°
Clear Sky
34% 29 km/h
03:00 AM
12° / 28°
12° / 28°
Clear Sky
37% 28 km/h

30 Day Averages and Extremes

  • Average high 34.8°C
  • Average low 23.7°C
  • Hottest day 38°C (10 August 2026)
  • Coldest day 21°C (17 July 2026)
  • Average humidity 40.2%
  • Days with precipitation 5 days
  • Highest precipitation 33 mm (14 July 2026)

Yesterday's Data

  • Max: 36°C
  • Min: 24°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Piauí over the next 12 hours

Temperature and possibility of rain in Piauí in the coming days

Rainfall in Piauí in the coming days

Piauí Climate Summary

Piauí features a Tropical wet and dry or savanna (Köppen classification: Aw), with an average annual temperature of 29.16ºC (84.49ºF), which is about 3.44% higher than the national average for Brazil. Annually, the city experiences approximately 72.16 millimeters (2.84 inches) of rainfall, spread across 118.26 rainy days, accounting for 32.4% of the year.

Longitude -7.7183401
Latitude -42.7289236
Yearly high temperature 33.53ºC (92.35ºF)
Yearly low temperature 22.6ºC (72.68ºF)
Hottest month October 36.96ºC (98.53ºF)
Coldest month August 21.24ºC (70.23ºF)
Yearly precip 72.16mm (2.84in)
Days with rainfall 118.26 days (32.4%)
Driest month August (44.73%)
Wettest month March (76.97%)

Weather averages by month

Month High / Low (°C) Rain
January 32.13° / 22.47° 20.0 days
February 32.05° / 22.31° 20.45 days
March 31.47° / 22.32° 24.45 days
April 31.76° / 22.15° 15.45 days
May 32.21° / 21.94° 5.82 days
June 32.35° / 21.26° 1.64 days
July 33.04° / 20.99° 0.27 days
August 34.88° / 21.24° 0.09 days
September 36.61° / 22.94° 0.64 days
October 36.96° / 24.87° 5.09 days
November 35.07° / 24.92° 11.0 days
December 33.84° / 23.82° 13.36 days

Piauí's weather

Frequently asked questions

1. What is the hottest month in Piauí?

October has the highest average monthly temperature (daily mean of 36.96ºC) and August are the coolest (daily mean of 21.24ºC).

2. What should I wear in Piauí today?

For today's very hot weather in Piauí, with the high temperatures above 36ºC (96.8ºF), consider wearing:
- UV-blocking sunglasses
- Sleeveless tops or vests
- Ultra-thin, breathable socks
- Broad-brimmed sun hat

Temperature

Early
12°C / 28°C
Morning
14°C / 24°C
Afternoon
14°C / 34°C
Evening
11°C / 33°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 441
  • CO 79
  • NH3 0
  • NO2 0
  • O3 78
  • PM10 3
  • PM25 2
  • SO2 0
  • CH4 1,306

Sunrise / Sunset

09:04
20:50