Location & Surroundings
Siwan is a settlement in Taiwan, Taiwan, at 137 m elevation. The nearest larger town is Toufen, 10 km to the northwest. The national capital Taipei is 72 km to the northeast. The nearest airport is Taiwan Taoyuan International Airport, 55 km away.
Also known as: 四灣 · Sihwan · Ssu-wan
Basic Data
- Type populated place (PPL)
- a city, town, village, or other agglomeration of buildings where people live and work
Geography
-
Coordinates
24° 38' 2" N, 120° 59' 15" E
- Elevation DEM: 137 m
- Timezone Asia/Taipei
- Time Shift GMT 8 (DST 8)
Statistics & Country
- Pop. Density 131 p/km²
- Built-up 4.1%
- Settlement Low density rural
- Currency Dollar (TWD)
- Phone Prefix +886
Sun & Local Time
- Local time 10:02
- Sunrise 05:51
- Sunset 17:33
- Day length 11 h 43 min
Other populated places nearby
Nearby
Alternate Names
zh
四灣
Weather in Siwan
Current conditions and a 3-day (72-hour) weather forecast for Siwan, updated from the NOAA GFS model.
Now 20.3 C with mostly clear skies and a 2.4 m/s easterly wind. Next 24h: 20.3 to 28.5 C, max wind 4.1 m/s. No precipitation expected. Solar peaks near 774 W/m2.
Temperature
20.3 C
Wind
2.4 m/s E (72 deg)
Humidity
70 %
Pressure
1,016.3 hPa
Clouds
0 %
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 | 20.3 | 2.4 | 72 | 70 | 1,016.3 | - / 0.00 | 0 | 0.0 | n/a |
| 6h | 23.5 | 2.1 | 24 | 56 | 1,018.1 | 0.00 / 0.00 | 0 | 68.7 | n/a |
| 12h | 28.5 | 4.1 | 349 | 41 | 1,014.9 | 0.00 / 0.00 | 2 | 773.9 | n/a |
| 18h | 21.9 | 2.2 | 64 | 69 | 1,017.3 | 0.00 / 0.00 | 2 | 202.8 | n/a |
| Tomorrow | 20.3 | 1.2 | 105 | 72 | 1,016.9 | 0.00 / 0.00 | 0 | 0.0 | n/a |
| 30h | 23.7 | 1.2 | 356 | 54 | 1,018.1 | 0.00 / 0.00 | 0 | 67.8 | n/a |
| 36h | 28.2 | 4.2 | 352 | 40 | 1,015.1 | 0.00 / 0.00 | 0 | 766.2 | n/a |
| 42h | 22.0 | 2.9 | 63 | 64 | 1,017.8 | 0.00 / 0.00 | 0 | 200.3 | n/a |
| Tuesday | 20.4 | 3.3 | 60 | 53 | 1,017.3 | 0.00 / 0.00 | 5 | 0.0 | n/a |
| 54h | 23.6 | 4.4 | 36 | 48 | 1,018.1 | 0.00 / 0.00 | 0 | 66.1 | n/a |
| 60h | 27.7 | 5.7 | 17 | 45 | 1,014.7 | 0.00 / 0.00 | 5 | 754.6 | n/a |
| 66h | 21.5 | 3.9 | 51 | 73 | 1,017.5 | 0.00 / 0.00 | 1 | 195.4 | n/a |
| Wednesday | 20.5 | 2.1 | 68 | 75 | 1,017.0 | 0.00 / 0.00 | 16 | 0.0 | n/a |
Source: NOAA GFS 0.25° (run 2026-10-11 18:00 UTC).
FAQ
What is the current weather and next 24-hour outlook in Siwan?
Now 20.3 C with mostly clear skies and a 2.4 m/s easterly wind. Next 24h: 20.3 to 28.5 C, max wind 4.1 m/s. No precipitation expected. Solar peaks near 774 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 Siwan today?
Sunrise around 05:51 and sunset around 17:33 (local time). Day length about 11h 42m.
What is the local time in Siwan?
Local time is 10:02. Time zone: Asia/Taipei (UTC+08:00).
What type of place is Siwan?
Siwan is a populated place.
What is the elevation of Siwan?
DEM 137 m.
Where is Siwan located?
It is at 24.63381, 120.98745 (latitude, longitude).
Which country is Siwan in?
It is in Taiwan.