Location & Surroundings
Riacho is a settlement in Piaui, Brazil, at 428 m elevation. The nearest larger town is Valenca do Piaui, 7 km to the north. The national capital Brasilia is about 1235 km to the southwest. The nearest airport is Picos Airport, 71 km away.
Basic Data
- Type populated place (PPL)
- a city, town, village, or other agglomeration of buildings where people live and work
Geography
-
Coordinates
6° 28' 0" S, 41° 45' 0" W
- Elevation DEM: 428 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 17:55
- Sunrise 05:19
- Sunset 17:41
- Day length 12 h 23 min
Weather in Riacho
Current conditions and a 3-day (72-hour) weather forecast for Riacho, updated from the NOAA GFS model.
Now 32.7 C with mostly clear skies and a 2.3 m/s easterly wind. Next 24h: 28.1 to 40.6 C, max wind 4.9 m/s. No precipitation expected. Solar peaks near 931 W/m2.
Temperature
32.7 C
Wind
2.3 m/s E (71 deg)
Humidity
35 %
Pressure
1,013.4 hPa
Clouds
5 %
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 | 32.7 | 2.3 | 71 | 35 | 1,013.4 | - / 0.00 | 5 | 0.0 | n/a |
| 6h | 40.6 | 1.7 | 116 | 16 | 1,006.1 | 0.00 / 0.00 | 69 | 931.3 | n/a |
| 12h | 29.3 | 1.2 | 48 | 30 | 1,009.7 | 0.00 / 0.00 | 79 | 69.9 | n/a |
| 18h | 28.1 | 4.9 | 91 | 39 | 1,010.4 | 0.00 / 0.00 | 77 | 0.0 | n/a |
| Tomorrow | 32.1 | 4.9 | 88 | 40 | 1,013.1 | 0.00 / 0.00 | 10 | 236.9 | n/a |
| 30h | 39.8 | 4.4 | 73 | 18 | 1,005.4 | 0.00 / 0.00 | 34 | 925.9 | n/a |
| 36h | 29.1 | 2.3 | 98 | 33 | 1,009.1 | 0.00 / 0.00 | 76 | 108.1 | n/a |
| 42h | 24.1 | 2.2 | 65 | 54 | 1,010.2 | 0.00 / 0.00 | 5 | 0.0 | n/a |
| Tuesday | 31.6 | 3.7 | 86 | 40 | 1,013.2 | 0.00 / 0.00 | 5 | 237.4 | n/a |
| 54h | 39.4 | 3.9 | 87 | 17 | 1,005.1 | 0.00 / 0.00 | 65 | 904.4 | n/a |
| 60h | 31.1 | 2.3 | 98 | 25 | 1,009.3 | 0.00 / 0.00 | 39 | 98.8 | n/a |
| 66h | 25.1 | 2.4 | 62 | 40 | 1,009.8 | 0.00 / 0.00 | 32 | 0.0 | n/a |
| Wednesday | 31.5 | 4.2 | 64 | 39 | 1,012.3 | 0.00 / 0.00 | 5 | 240.1 | n/a |
Source: NOAA GFS 0.25° (run 2026-11-01 12:00 UTC).
FAQ
What is the current weather and next 24-hour outlook in Riacho?
Now 32.7 C with mostly clear skies and a 2.3 m/s easterly wind. Next 24h: 28.1 to 40.6 C, max wind 4.9 m/s. No precipitation expected. Solar peaks near 931 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 Riacho today?
Sunrise around 05:19 and sunset around 17:41 (local time). Day length about 12h 22m.
What is the local time in Riacho?
Local time is 17:55. Time zone: America/Fortaleza (UTC-03:00).
What type of place is Riacho?
Riacho is a populated place.
What is the elevation of Riacho?
DEM 428 m.
Where is Riacho located?
It is at -6.46667, -41.75000 (latitude, longitude).
Which country is Riacho in?
It is in Brazil.