# Si Wichai Subdistrict, Phunphin, Surat Thani Province > Source: https://wherepedia.org/thailand/surat-thani/phunphin/si-wichai/ Subdistrict · Phunphin # Si Wichai Si Wichai is a subdistrict (tambon) of Thailand in Phunphin, Surat Thani Province. It covers **19.2 km²**. 3 named villages and localities are recorded here, and 11 mapped services such as hospitals, banks and schools. - 19.2km² - 11mapped services - 7 mtypical elevation ## Where is Si Wichai? Si Wichai lies in [Phunphin](https://wherepedia.org/thailand/surat-thani/phunphin/), [Surat Thani Province](https://wherepedia.org/thailand/surat-thani/), [Thailand](https://wherepedia.org/thailand/). It borders 7 other subdistricts: [Bang Pho](https://wherepedia.org/thailand/surat-thani/mueang-surat-thani/bang-pho/), [Hua Toei](https://wherepedia.org/thailand/surat-thani/phunphin/hua-toei/), [Khlong Sai](https://wherepedia.org/thailand/surat-thani/tha-chang/khlong-sai/), [Li Let](https://wherepedia.org/thailand/surat-thani/phunphin/li-let/), [Maluan](https://wherepedia.org/thailand/surat-thani/phunphin/maluan/), [Phunphin](https://wherepedia.org/thailand/surat-thani/phunphin/phunphin/) and [Tha Kham](https://wherepedia.org/thailand/surat-thani/phunphin/tha-kham/). By area it is the 5959th largest of 7,425 subdistricts in Thailand. It covers 2.2% of [Phunphin](https://wherepedia.org/thailand/surat-thani/phunphin/). The centre of Si Wichai is about 529 km in a straight line from Bangkok, the capital. It is about 6.0 km from Tha Kham, the main town of Phunphin. The centre point is at 9.1625° N, 99.2155° E. Local names: ศรีวิชัย . Source: [Royal Thai Survey Department via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO)](https://data.humdata.org/dataset/cod-ab-tha). ## Villages and localities in Si Wichai Open gazetteers list **3 villages, towns and localities** in Si Wichai. Settlements here lie between about 6 m and 10 m above sea level (median 7 m). - Ban Hua Khao - Ban Khao Din - Ban Thung Ao Source: [GeoNames (CC BY 4.0) — settlements, natural and historic features](https://www.geonames.org/); [© OpenStreetMap contributors (ODbL), Geofabrik extract — named settlements](https://www.openstreetmap.org/copyright). ## Landscape and landmarks of Si Wichai Named natural and historic features inside Si Wichai, from the GeoNames gazetteer. ### Water 1 river or stream. - Khlong Phrom Source: [GeoNames (CC BY 4.0) — settlements, natural and historic features](https://www.geonames.org/). Places of worship are not listed. Elevations are from the GeoNames terrain model and are approximate. ## Weather in Si Wichai and the best time to visit Using the climate of Phunphin, the warmest month is Apr (average 28 °C) and the coolest is Jan (25 °C). About 2,329 mm of rain falls in a year; the wettest month is Nov (320 mm) and the driest Feb (31 mm). The most comfortable months for a visit are **February to March**. - Jan - Feb - Mar - Apr - May - Jun - Jul - Aug - Sep - Oct - Nov - Dec Month Average °C Rain mm Jan 25 123 Feb 26 31 Mar 27 110 Apr 28 104 May 28 217 Jun 27 221 Jul 26 223 Aug 26 216 Sep 26 264 Oct 26 276 Nov 26 320 Dec 25 224 Source: [NASA POWER climatology, retrieved 2026-10-29](https://power.larc.nasa.gov/). ## Nearest hospital, bank and fuel from Si Wichai Need Nearest mapped Distance Hospital โรงพยาบาลส่งเสริมสุขภาพตำบลศรีวิชัย · Si Wichai 1.2 km [Map](https://www.openstreetmap.org/?mlat=9.15520&mlon=99.22406#map=17/9.15520/99.22406) Bank ธนาคารกรุงศรีอยุธยา · Tha Kham 6.3 km [Map](https://www.openstreetmap.org/?mlat=9.10843&mlon=99.23211#map=17/9.10843/99.23211) ATM Siam Commercial Bank · Tha Kham 6.6 km [Map](https://www.openstreetmap.org/?mlat=9.10522&mlon=99.23110#map=17/9.10522/99.23110) Petrol pump Esso คลองน้อย สุราษฎร์ · Khlong Noi 4.1 km [Map](https://www.openstreetmap.org/?mlat=9.13744&mlon=99.24340#map=17/9.13744/99.24340) Hotel JC guesthouse · Maluan 2.9 km [Map](https://www.openstreetmap.org/?mlat=9.15483&mlon=99.18983#map=17/9.15483/99.18983) Mall มินิบิ๊กซีสาขาตลาดพุนพิน · Tha Kham 6.4 km [Map](https://www.openstreetmap.org/?mlat=9.10699&mlon=99.23135#map=17/9.10699/99.23135) School โรงเรียนวัดเขาศรีวิชัย · Si Wichai 1.2 km [Map](https://www.openstreetmap.org/?mlat=9.15591&mlon=99.22411#map=17/9.15591/99.22411) College มหาวิทยาสงขลานครินทร์ วิทยาเขตสุราษฎร์ธานี · Tha Kham 7.2 km [Map](https://www.openstreetmap.org/?mlat=9.10000&mlon=99.23331#map=17/9.10000/99.23331) Police station Police · Khlong Noi 5.3 km [Map](https://www.openstreetmap.org/?mlat=9.13325&mlon=99.25384#map=17/9.13325/99.25384) Source: [Overture Maps places (CDLA-Permissive-2.0) and © OpenStreetMap contributors (ODbL)](https://overturemaps.org/). Straight-line distance from the centre of the division, within 40 km. ## Hospitals, banks and other services in Si Wichai Places mapped inside Si Wichai in open map data, by type. - Hospitals2 - Schools1 - Restaurants8 Source: [Overture Maps places (CDLA-Permissive-2.0) and © OpenStreetMap contributors (ODbL)](https://overturemaps.org/). Coverage depends on what has been mapped; contact details are not shown. ## Other subdistricts in Phunphin - Bang Duean - Bang Maduea - Bang Ngon - Hua Toei - Khao Hua Khwai - Krut - Li Let - Maluan - Nam Rop - Nong Sai - Phunphin - Tapan - Tha Kham - Tha Rong Chang - Tha Sathon ## Quick answers - Where is Si Wichai?In Phunphin, Surat Thani Province, Thailand - What borders Si Wichai?Bang Pho, Hua Toei, Khlong Sai, Li Let, Maluan, Phunphin and Tha Kham - How many villages are in Si Wichai?3 named settlements (GeoNames, OpenStreetMap) - What is the elevation of Si Wichai?Settlements lie between 6 m and 10 m - What is the best time to visit Si Wichai?February to March - Where is the nearest hospital to Si Wichai?โรงพยาบาลส่งเสริมสุขภาพตำบลศรีวิชัย, about 1.2 km from the centre - Where is the nearest bank to Si Wichai?ธนาคารกรุงศรีอยุธยา, about 6.3 km from the centre - Where is the nearest ATM to Si Wichai?Siam Commercial Bank, about 6.6 km from the centre - Where is the nearest petrol pump to Si Wichai?Esso คลองน้อย สุราษฎร์, about 4.1 km from the centre - How many hospitals are in Si Wichai?2 mapped - What is the P-code of Si Wichai?TH841710 (OCHA common operational dataset)