# Tanao Si Subdistrict, Suan Phueng, Ratchaburi Province > Source: https://wherepedia.org/thailand/ratchaburi/suan-phueng/tanao-si/ Subdistrict · Suan Phueng # Tanao Si Tanao Si is a subdistrict (tambon) of Thailand in Suan Phueng, Ratchaburi Province. It covers **307.0 km²**. 16 named villages and localities are recorded here, and 54 mapped services such as hospitals, banks and schools. - 307km² - 54mapped services - 195 mtypical elevation ## Where is Tanao Si? Tanao Si lies in [Suan Phueng](https://wherepedia.org/thailand/ratchaburi/suan-phueng/), [Ratchaburi Province](https://wherepedia.org/thailand/ratchaburi/), [Thailand](https://wherepedia.org/thailand/). It borders 4 other subdistricts: [Ban Bueng](https://wherepedia.org/thailand/ratchaburi/ban-kha/ban-bueng/), [Ban Kha](https://wherepedia.org/thailand/ratchaburi/ban-kha/ban-kha/), [Suan Phueng](https://wherepedia.org/thailand/ratchaburi/suan-phueng/suan-phueng/) and [Tha Khoei](https://wherepedia.org/thailand/ratchaburi/suan-phueng/tha-khoei/). By area it is the 170th largest of 7,425 subdistricts in Thailand. It covers 30.5% of [Suan Phueng](https://wherepedia.org/thailand/ratchaburi/suan-phueng/). The centre of Tanao Si is about 137 km in a straight line from Bangkok, the capital. It is about 15 km from Suan Phueng, the main town of Suan Phueng. The centre point is at 13.4217° N, 99.2774° E. Local names: ตะนาวศรี . 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 Tanao Si Open gazetteers list **16 villages, towns and localities** in Tanao Si. Settlements here lie between about 123 m and 300 m above sea level (median 195 m). - Ban Bo Kao - Ban Bo Wi - Ban Huai Haeng - Ban Huai Muang - Ban Huai Nam Nak - Ban Huai Phak - Ban Nong Ta Dang - Ban Phu Rakam - Ban Sai Ngam - Ban Suan Phueng - Ban Suen Phueng - Ban Takhian Thong - Ban Tha Makam - Ban Tha Makham - Ban Thung Kula - Ban Wang Kho 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 Tanao Si Named natural and historic features inside Tanao Si, from the GeoNames gazetteer. ### Water 4 reservoirs and tanks; 1 river or stream. - Ang Kep Nam Ban Huai Hang - Ang Kep Nam Ban Suan Phueng - Ang Kep Nam Huai A-Na - Ang Kep Nam Takhian Thong - Huai Khok Mu ### Hills and mountains 3 mountains. - Khao Kong Thao · 945 m - Khao Luk Chang · 361 m - Khao Plalai · 303 m 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 Tanao Si and the best time to visit Using the climate of Suan Phueng, the warmest month is Apr (average 29 °C) and the coolest is Dec (23 °C). About 1,221 mm of rain falls in a year; the wettest month is Oct (235 mm) and the driest Dec (9 mm). The most comfortable months for a visit are **November to March**. - Jan - Feb - Mar - Apr - May - Jun - Jul - Aug - Sep - Oct - Nov - Dec Month Average °C Rain mm Jan 24 16 Feb 26 10 Mar 28 49 Apr 29 60 May 27 143 Jun 26 138 Jul 26 156 Aug 26 140 Sep 25 206 Oct 25 235 Nov 24 57 Dec 23 9 Source: [NASA POWER climatology, retrieved 2026-10-29](https://power.larc.nasa.gov/). ## Nearest hospital, bank and fuel from Tanao Si Need Nearest mapped Distance Hospital ศูนย์โรคเมืองร้อนนานาชาติราชนครินทร์ · Tanao Si 4.0 km [Map](https://www.openstreetmap.org/?mlat=13.38662&mlon=99.27042#map=17/13.38662/99.27042) Bank ธกส บ้านคา · Ban Kha 14 km [Map](https://www.openstreetmap.org/?mlat=13.43012&mlon=99.40821#map=17/13.43012/99.40821) Petrol pump ปั๊มpt บ้านคา กม.9 · Ban Kha 15 km [Map](https://www.openstreetmap.org/?mlat=13.47206&mlon=99.41036#map=17/13.47206/99.41036) Hotel ธารน้ำใส แคมป์ปิ้ง · Tanao Si 1.3 km [Map](https://www.openstreetmap.org/?mlat=13.41617&mlon=99.26691#map=17/13.41617/99.26691) Mall ร้านบารมีจันทโชติ · Ban Kha 14 km [Map](https://www.openstreetmap.org/?mlat=13.42571&mlon=99.40788#map=17/13.42571/99.40788) School Ban Bo Wi School · Tanao Si 6.2 km [Map](https://www.openstreetmap.org/?mlat=13.47621&mlon=99.26313#map=17/13.47621/99.26313) College โรงเรียนบ้านห้วยผาก · Suan Phueng 9.7 km [Map](https://www.openstreetmap.org/?mlat=13.50776&mlon=99.25993#map=17/13.50776/99.25993) Police station สถานีตำรวจ อ.บ้านคา · Ban Kha 14 km [Map](https://www.openstreetmap.org/?mlat=13.43170&mlon=99.40903#map=17/13.43170/99.40903) 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 Tanao Si Places mapped inside Tanao Si in open map data, by type. - Hospitals4 - Hotels33 - Schools5 - Restaurants12 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 Suan Phueng - Pa Wai - Suan Phueng - Tha Khoei ## Quick answers - Where is Tanao Si?In Suan Phueng, Ratchaburi Province, Thailand - What borders Tanao Si?Ban Bueng, Ban Kha, Suan Phueng and Tha Khoei - How many villages are in Tanao Si?16 named settlements (GeoNames, OpenStreetMap) - What is the elevation of Tanao Si?Settlements lie between 123 m and 300 m - How many reservoirs and tanks are in Tanao Si?4 named in GeoNames - What is the highest point in Tanao Si?Khao Kong Thao (945 m, GeoNames elevation model) - What is the best time to visit Tanao Si?November to March - Where is the nearest hospital to Tanao Si?ศูนย์โรคเมืองร้อนนานาชาติราชนครินทร์, about 4.0 km from the centre - Where is the nearest bank to Tanao Si?ธกส บ้านคา, about 14 km from the centre - Where is the nearest petrol pump to Tanao Si?ปั๊มpt บ้านคา กม.9, about 15 km from the centre - How many hospitals are in Tanao Si?4 mapped - What is the P-code of Tanao Si?TH700307 (OCHA common operational dataset)