# Huai Yai Subdistrict, Mueang Phetchabun, Phetchabun Province > Source: https://wherepedia.org/thailand/phetchabun/mueang-phetchabun/huai-yai/ Subdistrict · Mueang Phetchabun # Huai Yai Huai Yai is a subdistrict (tambon) of Thailand in Mueang Phetchabun, Phetchabun Province. It covers **377.7 km²**. 15 named villages and localities are recorded here, and 19 mapped services such as hospitals, banks and schools. - 378km² - 19mapped services - 187 mtypical elevation ## Where is Huai Yai? Huai Yai lies in [Mueang Phetchabun](https://wherepedia.org/thailand/phetchabun/mueang-phetchabun/), [Phetchabun Province](https://wherepedia.org/thailand/phetchabun/), [Thailand](https://wherepedia.org/thailand/). It borders 6 other subdistricts: [Ban Khok](https://wherepedia.org/thailand/phetchabun/mueang-phetchabun/ban-khok/), [Ban Klang](https://wherepedia.org/thailand/phetchabun/lom-sak/ban-klang/), [Chang Talut](https://wherepedia.org/thailand/phetchabun/lom-sak/chang-talut/), [Na Pa](https://wherepedia.org/thailand/phetchabun/mueang-phetchabun/na-pa/), [Nang Daet](https://wherepedia.org/thailand/chaiyaphum/nong-bua-daeng/nang-daet/) and [Thung Lui Lai](https://wherepedia.org/thailand/chaiyaphum/khon-san/thung-lui-lai/). By area it is the 111th largest of 7,425 subdistricts in Thailand. It covers 16.8% of [Mueang Phetchabun](https://wherepedia.org/thailand/phetchabun/mueang-phetchabun/). The centre of Huai Yai is about 320 km in a straight line from Bangkok, the capital. It is about 24 km from Phetchabun, the main town of Mueang Phetchabun. The centre point is at 16.5078° N, 101.3629° E. Local names: ห้วยใหญ่ . Source: [Royal Thai Survey Department via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO)](https://data.humdata.org/dataset/cod-ab-tha). ## Things to see in and around Huai Yai OpenStreetMap lists 1 named sights in Huai Yai: 1 national park. - Tat Mok National Park · national park ### Nearby, outside Huai Yai - Tat Mok Waterfall · attraction, Tabo15 km - Nam Nao National Park · national park, Thung Lui Lai20 km Source: [© OpenStreetMap contributors (ODbL), Geofabrik extract — named settlements](https://www.openstreetmap.org/copyright). Named attractions, museums, viewpoints, historic sites and natural features mapped in OpenStreetMap. Places of worship are not listed. ## Know before you go: Huai Yai - Time zoneUTC+7, no daylight saving · Asia/Bangkok - CurrencyBaht (THB) - Country calling code+66 - LanguagesThai, English - Plug typesType A, B, C, F · 220 V - Driving sideLeft - Postcode format5 digits (#####) ### Nearest airports - Phetchabun Airport (PHY)26 km - Loei Airport (LOE)110 km ### Daylight Days are longest in Jun (about 13.1 hours, sunrise around 05:41) and shortest in Dec (about 11.2 hours, sunrise around 06:35, sunset around 17:44). Source: [GeoNames country and time-zone files (CC BY 4.0)](https://www.geonames.org/); [Wikidata (CC0) — plug types, mains voltage, driving side; retrieved 2026-11-02](https://www.wikidata.org/); [OurAirports (public domain)](https://ourairports.com/data/). Airports with scheduled passenger flights; straight-line distances. Daylight is calculated for the 15th of each month in local standard time. Check entry and visa rules with official government sources before travelling. ## Villages and localities in Huai Yai Open gazetteers list **15 villages, towns and localities** in Huai Yai. Settlements here lie between about 142 m and 244 m above sea level (median 187 m). - Ban Bung Kok Riang - Ban Dong Nam Duea - Ban Fak Khlong - Ban Huai Haen - Ban Huai Ron Thong - Ban Huai Sai - Ban Huai Yai - Ban Nam Duea - Ban Nam Duea Nuea - Ban Nam Duea Tai - Ban Non Makluea - Ban Pa Sak - Ban Pong Wa - Ban Sakae Ngam - Ban Sam Bon 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 Huai Yai Named natural and historic features inside Huai Yai, from the GeoNames gazetteer. ### Water 2 rivers and streams; 1 reservoir or tank. - Ang Kep Nam Huai Sai - Huai Pla Man - Huai Sam Phang ### Hills and mountains 16 mountains. - Khao Pae Pan Nam · 1,148 m - Khao Sam Noi · 1,084 m - Khao Pae Pan Nam · 1,052 m - Khao Lum Bak Ngom · 1,037 m - Khao Ron Tong · 1,024 m - Khao Nang Kling · 996 m - Khao Yot Phrom · 956 m - Khao Khrok · 923 m - Khao Kok Duea · 880 m - Phu Huat · 864 m - Khao Ruak · 818 m - Khao Hin Pun · 812 m - Khao Chang Ta Lut · 810 m - Khao Nom Nang · 739 m - Khao Khok · 594 m - Khao Khok Yao · 458 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 Huai Yai and the best time to visit Using the climate of Mueang Phetchabun, the warmest month is Apr (average 28 °C) and the coolest is Dec (20 °C). About 1,111 mm of rain falls in a year; the wettest month is Sep (209 mm) and the driest Dec (7 mm). The most comfortable months for a visit are **October to March**. - Jan - Feb - Mar - Apr - May - Jun - Jul - Aug - Sep - Oct - Nov - Dec Month Average °C Rain mm Jan 21 10 Feb 24 13 Mar 27 42 Apr 28 73 May 27 150 Jun 26 141 Jul 25 153 Aug 25 195 Sep 25 209 Oct 24 102 Nov 22 16 Dec 20 7 Source: [NASA POWER climatology, retrieved 2026-10-29](https://power.larc.nasa.gov/). ## Nearest hospital, bank and fuel from Huai Yai Need Nearest mapped Distance Hospital รพ.สต โป่งหว้า · Huai Yai 8.3 km [Map](https://www.openstreetmap.org/?mlat=16.51494&mlon=101.28495#map=17/16.51494/101.28495) Bank ธกส.สาขาบ้านโคกเพชรบูรณ์ · Ban Khok 16 km [Map](https://www.openstreetmap.org/?mlat=16.44324&mlon=101.23087#map=17/16.44324/101.23087) Petrol pump ปตท. · Dong Mun Lek 20 km [Map](https://www.openstreetmap.org/?mlat=16.44541&mlon=101.18742#map=17/16.44541/101.18742) Hotel ณ เพชรบูรณ์ ฮิลล์ไซด์ · Huai Yai 9.6 km [Map](https://www.openstreetmap.org/?mlat=16.45151&mlon=101.29504#map=17/16.45151/101.29504) Mall สวนมะขามหวานพลเมฆ · Chang Talut 13 km [Map](https://www.openstreetmap.org/?mlat=16.54932&mlon=101.24812#map=17/16.54932/101.24812) School โรงเรียนบ้านห้วยแหน เพชรบูรณ์ · Huai Yai 6.1 km [Map](https://www.openstreetmap.org/?mlat=16.48541&mlon=101.31094#map=17/16.48541/101.31094) College โรงเรียนกุดดู่พิทยาคม : KD.P. News · Ban Klang 19 km [Map](https://www.openstreetmap.org/?mlat=16.63619&mlon=101.25000#map=17/16.63619/101.25000) Police station สถานีตำรวจภูธรบ้านโคก · Ban Khok 16 km [Map](https://www.openstreetmap.org/?mlat=16.44819&mlon=101.23046#map=17/16.44819/101.23046) 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 Huai Yai Places mapped inside Huai Yai in open map data, by type. - Hospitals4 - Hotels1 - Schools11 - Restaurants3 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 Mueang Phetchabun - Ban Khok - Ban Tok - Chon Phrai - Dong Mun Lek - Huai Sakae - Na Ngua - Na Pa - Na Yom - Nai Mueang - Nam Ron - Pa Lao - Rawing - Sadiang - Tabo - Tha Phon - Wang Chomphu ## Quick answers - Where is Huai Yai?In Mueang Phetchabun, Phetchabun Province, Thailand - What borders Huai Yai?Ban Khok, Ban Klang, Chang Talut, Na Pa, Nang Daet and Thung Lui Lai - What is there to see in Huai Yai?Tat Mok National Park - What time zone is Huai Yai in?UTC+7 - What currency is used in Huai Yai?Baht (THB) - What language is spoken in Huai Yai?Thai, English (main languages nationally) - How many villages are in Huai Yai?15 named settlements (GeoNames, OpenStreetMap) - What is the elevation of Huai Yai?Settlements lie between 142 m and 244 m - How many reservoirs and tanks are in Huai Yai?1 named in GeoNames - What is the highest point in Huai Yai?Khao Pae Pan Nam (1,148 m, GeoNames elevation model) - What is the best time to visit Huai Yai?October to March - Where is the nearest hospital to Huai Yai?รพ.สต โป่งหว้า, about 8.3 km from the centre - Where is the nearest bank to Huai Yai?ธกส.สาขาบ้านโคกเพชรบูรณ์, about 16 km from the centre - Where is the nearest petrol pump to Huai Yai?ปตท., about 20 km from the centre - How many hospitals are in Huai Yai?4 mapped - What is the P-code of Huai Yai?TH670116 (OCHA common operational dataset)