# Yi San Subdistrict, Amphawa, Samut Songkhram Province > Source: https://wherepedia.org/thailand/samut-songkhram/amphawa/yi-san/ Subdistrict · Amphawa # Yi San Yi San is a subdistrict (tambon) of Thailand in Amphawa, Samut Songkhram Province. It covers **59.6 km²**. 7 named villages and localities are recorded here, and 19 mapped services such as hospitals, banks and schools. - 59.6km² - 19mapped services - 5 mtypical elevation ## Where is Yi San? Yi San lies in [Amphawa](https://wherepedia.org/thailand/samut-songkhram/amphawa/), [Samut Songkhram Province](https://wherepedia.org/thailand/samut-songkhram/), [Thailand](https://wherepedia.org/thailand/). It borders 9 other subdistricts: [Bang Khan Taek](https://wherepedia.org/thailand/samut-songkhram/mueang-samut-songkhram/bang-khan-taek/), [Bang Khem](https://wherepedia.org/thailand/phetchaburi/khao-yoi/bang-khem/), [Bang Tabun](https://wherepedia.org/thailand/phetchaburi/ban-laem/bang-tabun/), [Huai Rong](https://wherepedia.org/thailand/phetchaburi/khao-yoi/huai-rong/), [Khao Yoi](https://wherepedia.org/thailand/phetchaburi/khao-yoi/khao-yoi/), [Khlong Khon](https://wherepedia.org/thailand/samut-songkhram/mueang-samut-songkhram/khlong-khon/), [Phraek Nam Daeng](https://wherepedia.org/thailand/samut-songkhram/amphawa/phraek-nam-daeng/), [Plai Phongphang](https://wherepedia.org/thailand/samut-songkhram/amphawa/plai-phongphang/) and [Sa Phang](https://wherepedia.org/thailand/phetchaburi/khao-yoi/sa-phang/). By area it is the 2727th largest of 7,425 subdistricts in Thailand. It covers 34.8% of [Amphawa](https://wherepedia.org/thailand/samut-songkhram/amphawa/). The centre of Yi San is about 82 km in a straight line from Bangkok, the capital. It is about 15 km from Amphawa, the main town of Amphawa. The centre point is at 13.3072° N, 99.8926° E. Local names: ยี่สาร . 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 Yi San Open gazetteers list **7 villages, towns and localities** in Yi San. Settlements here lie between about 3 m and 8 m above sea level (median 5 m). - Ban Don Chan - Ban Khao Yi San - Ban Khlong Ban Nok - Ban Khlong Hailam - Ban Song Phi Nong - Ban Ton Lam Phaeng - Ban Ton Lamphaen 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 Yi San Named natural and historic features inside Yi San, from the GeoNames gazetteer. ### Water 2 rivers and streams. - Khlong Bang I-Thon - Khlong Nong Haeo 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 Yi San and the best time to visit Using the climate of Amphawa, the warmest month is Apr (average 31 °C) and the coolest is Dec (25 °C). About 1,147 mm of rain falls in a year; the wettest month is Oct (232 mm) and the driest Dec (11 mm). The most comfortable months for a visit are **November to January**. - Jan - Feb - Mar - Apr - May - Jun - Jul - Aug - Sep - Oct - Nov - Dec Month Average °C Rain mm Jan 26 19 Feb 28 11 Mar 30 49 Apr 31 61 May 30 137 Jun 29 123 Jul 28 123 Aug 28 117 Sep 28 206 Oct 27 232 Nov 26 58 Dec 25 11 Source: [NASA POWER climatology, retrieved 2026-10-29](https://power.larc.nasa.gov/). ## Nearest hospital, bank and fuel from Yi San Need Nearest mapped Distance Hospital โรงพยาบาลส่งเสริมสุขภาพตำบลยี่สาร · Yi San 1.1 km [Map](https://www.openstreetmap.org/?mlat=13.30308&mlon=99.90166#map=17/13.30308/99.90166) Bank ธนาคารกสิกรไทย · Huai Rong 7.3 km [Map](https://www.openstreetmap.org/?mlat=13.30495&mlon=99.82517#map=17/13.30495/99.82517) ATM ตู้ฝากเงินสด ธนาคารกสิกรไทย สาขาบ้านแหลม · Ban Laem 15 km [Map](https://www.openstreetmap.org/?mlat=13.20840&mlon=99.98214#map=17/13.20840/99.98214) Petrol pump บางจาก พระราม2 กม.77 · Phraek Nam Daeng 4.3 km [Map](https://www.openstreetmap.org/?mlat=13.34477&mlon=99.88406#map=17/13.34477/99.88406) Hotel Highway Star Hotel โรงแรม ไฮเวย์สตาร์ · Phraek Nam Daeng 4.2 km [Map](https://www.openstreetmap.org/?mlat=13.34445&mlon=99.88396#map=17/13.34445/99.88396) Mall เซเว่นหนองส้ม · Sa Phang 9.0 km [Map](https://www.openstreetmap.org/?mlat=13.26460&mlon=99.82214#map=17/13.26460/99.82214) School โรงเรียนบ้านต้นลำแพน · Yi San 3.8 km [Map](https://www.openstreetmap.org/?mlat=13.27354&mlon=99.88727#map=17/13.27354/99.88727) College มหาวิทยาลัยมหาจุฬาลงกรณ์ราชวิทยาลัย วิทยาเขตราชบุรี · Yi San 1.2 km [Map](https://www.openstreetmap.org/?mlat=13.30216&mlon=99.90226#map=17/13.30216/99.90226) Police station สภ.ยี่สาร · Yi San 1.8 km [Map](https://www.openstreetmap.org/?mlat=13.30418&mlon=99.90918#map=17/13.30418/99.90918) 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 Yi San Places mapped inside Yi San in open map data, by type. - Hospitals4 - Hotels1 - Schools1 - Colleges and universities1 - Restaurants11 - Police stations1 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 Amphawa - Amphawa - Bang Chang - Bang Khae - Bang Nang Li - Khwae Om - Mueang Mai - Phraek Nam Daeng - Plai Phongphang - Suan Luang - Tha Kha - Wat Pradu ## Quick answers - Where is Yi San?In Amphawa, Samut Songkhram Province, Thailand - What borders Yi San?Bang Khan Taek, Bang Khem, Bang Tabun, Huai Rong, Khao Yoi, Khlong Khon, Phraek Nam Daeng, Plai Phongphang and Sa Phang - How many villages are in Yi San?7 named settlements (GeoNames, OpenStreetMap) - What is the elevation of Yi San?Settlements lie between 3 m and 8 m - What is the best time to visit Yi San?November to January - Where is the nearest hospital to Yi San?โรงพยาบาลส่งเสริมสุขภาพตำบลยี่สาร, about 1.1 km from the centre - Where is the nearest bank to Yi San?ธนาคารกสิกรไทย, about 7.3 km from the centre - Where is the nearest ATM to Yi San?ตู้ฝากเงินสด ธนาคารกสิกรไทย สาขาบ้านแหลม, about 15 km from the centre - Where is the nearest petrol pump to Yi San?บางจาก พระราม2 กม.77, about 4.3 km from the centre - How many hospitals are in Yi San?4 mapped - What is the P-code of Yi San?TH750311 (OCHA common operational dataset)