Location & Surroundings
Riachão is a settlement in Piaui, Brazil, at 232 m elevation. The nearest larger town is Tasso Fragoso, 39 km to the southwest. The national capital Brasilia is about 885 km to the south. The nearest airport is Balsas Airport, 88 km away.
Also known as: Porto do Riachão
Basic Data
- Type populated place (PPL)
- a city, town, village, or other agglomeration of buildings where people live and work
Geography
-
Coordinates
8° 10' 0" S, 45° 35' 0" W
- Elevation DEM: 232 m
- Timezone America/Fortaleza
- Time Shift GMT -3 (DST -3)
Statistics & Country
- Pop. Density 0 p/km²
- Built-up 0.0%
- Settlement Very low density rural
- Currency Real (BRL)
- Phone Prefix +55
Sun & Local Time
- Local time 03:58
- Sunrise 05:50
- Sunset 17:59
- Day length 12 h 9 min
Other populated places nearby
Alternate Names
Weather in Riachao
Current conditions and a 3-day (72-hour) weather forecast for Riachao, updated from the NOAA GFS model.
Now 28.8 C with mostly clear skies and a 1.1 m/s north-easterly wind. Next 24h: 26.1 to 41.4 C, max wind 3.7 m/s. No precipitation expected. Solar peaks near 926 W/m2.
Temperature
28.8 C
Wind
1.1 m/s NE (32 deg)
Humidity
28 %
Pressure
1,010.7 hPa
Clouds
18 %
Precip
0.00 mm
Solar
0.0 W/m2
UV-B
n/a
| Hour | Temp (C) | Wind (m/s) | Dir (deg) | RH (%) | Pressure (hPa) | Precip (step/total mm) | Clouds (%) | Solar (W/m2) | UV-B (W/m2) |
|---|---|---|---|---|---|---|---|---|---|
| NOW | 28.8 | 1.1 | 32 | 28 | 1,010.7 | - / 0.00 | 18 | 0.0 | n/a |
| 6h | 26.1 | 1.2 | 16 | 34 | 1,009.4 | 0.00 / 0.00 | 98 | 0.0 | n/a |
| 12h | 33.1 | 3.7 | 34 | 24 | 1,012.8 | 0.00 / 0.00 | 5 | 136.2 | n/a |
| 18h | 41.4 | 1.4 | 80 | 12 | 1,005.9 | 0.00 / 0.00 | 3 | 926.4 | n/a |
| Tomorrow | 29.7 | 1.4 | 70 | 22 | 1,008.5 | 0.00 / 0.00 | 10 | 157.4 | n/a |
| 30h | 25.9 | 1.0 | 349 | 29 | 1,007.8 | 0.00 / 0.00 | 33 | 0.0 | n/a |
| 36h | 34.0 | 4.4 | 45 | 28 | 1,011.9 | 0.00 / 0.00 | 77 | 174.5 | n/a |
| 42h | 39.0 | 2.6 | 33 | 18 | 1,005.7 | 0.00 / 0.00 | 44 | 778.2 | n/a |
| Friday | 31.9 | 2.3 | 47 | 29 | 1,008.6 | 0.00 / 0.00 | 65 | 115.4 | n/a |
| 54h | 27.1 | 1.7 | 98 | 38 | 1,008.2 | 0.00 / 0.00 | 4 | 0.0 | n/a |
| 60h | 34.0 | 6.0 | 67 | 24 | 1,013.1 | 0.00 / 0.00 | 8 | 172.8 | n/a |
| 66h | 38.6 | 3.1 | 68 | 19 | 1,006.6 | 0.00 / 0.00 | 83 | 849.9 | n/a |
| Saturday | 30.2 | 1.6 | 79 | 31 | 1,010.1 | 0.00 / 0.00 | 16 | 87.4 | n/a |
Source: NOAA GFS 0.25° (run 2026-09-23 00:00 UTC).
FAQ
What is the current weather and next 24-hour outlook in Riachao?
Now 28.8 C with mostly clear skies and a 1.1 m/s north-easterly wind. Next 24h: 26.1 to 41.4 C, max wind 3.7 m/s. No precipitation expected. Solar peaks near 926 W/m2.
Is precipitation expected in the next 24 hours?
No measurable precipitation is expected in the next 24 hours.
When are sunrise and sunset in Riachao today?
Sunrise around 05:50 and sunset around 17:59 (local time). Day length about 12h 09m.
What is the local time in Riachao?
Local time is 03:58. Time zone: America/Fortaleza (UTC-03:00).
What type of place is Riachao?
Riachao is a populated place.
What is the elevation of Riachao?
DEM 232 m.
Where is Riachao located?
It is at -8.16667, -45.58333 (latitude, longitude).
Which country is Riachao in?
It is in Brazil.