# Na Nai Subdistrict, Phon Sawan, Nakhon Phanom Province

> Source: https://wherepedia.org/thailand/nakhon-phanom/phon-sawan/na-nai/

Subdistrict · Phon Sawan 

# Na Nai

Na Nai is a subdistrict (tambon) of Thailand in Phon Sawan, Nakhon Phanom Province. It covers **49.8 km²**. 5 named villages and localities are recorded here, and 4 mapped services such as hospitals, banks and schools.

- 49.8km²
- 4mapped services
- 161 mtypical elevation

## Where is Na Nai?

Na Nai lies in [Phon Sawan](https://wherepedia.org/thailand/nakhon-phanom/phon-sawan/), [Nakhon Phanom Province](https://wherepedia.org/thailand/nakhon-phanom/), [Thailand](https://wherepedia.org/thailand/). It borders 6 other subdistricts: [Ban Phueng](https://wherepedia.org/thailand/nakhon-phanom/mueang-nakhon-phanom/ban-phueng/), [Na Khamin](https://wherepedia.org/thailand/nakhon-phanom/phon-sawan/na-khamin/), [Na Sai](https://wherepedia.org/thailand/nakhon-phanom/mueang-nakhon-phanom/na-sai/), [Non Tan](https://wherepedia.org/thailand/nakhon-phanom/tha-uthen/non-tan/), [Phon Bok](https://wherepedia.org/thailand/nakhon-phanom/phon-sawan/phon-bok/) and [Ram Rat](https://wherepedia.org/thailand/nakhon-phanom/tha-uthen/ram-rat/). By area it is the 3409th largest of 7,425 subdistricts in Thailand. It covers 8.7% of [Phon Sawan](https://wherepedia.org/thailand/nakhon-phanom/phon-sawan/). The centre of Na Nai is about 599 km in a straight line from Bangkok, the capital. The centre point is at 17.4671° N, 104.5599° E. Local names: นาใน .

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 Na Nai

Open gazetteers list **5 villages, towns and localities** in Na Nai. Settlements here lie between about 159 m and 177 m above sea level (median 161 m).

- Ban Na Mak-ngaeo
- Ban Na Makmi
- Ban Na Nai
- Ban Na Phak Hom
- Ban Nong Du

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).

## Weather in Na Nai and the best time to visit

Using the climate of Phon Sawan, the warmest month is Apr (average 30 °C) and the coolest is Dec (20 °C). About 1,614 mm of rain falls in a year; the wettest month is Jul (353 mm) and the driest Jan (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 7 

Feb 24 16 

Mar 28 49 

Apr 30 75 

May 29 194 

Jun 28 226 

Jul 27 353 

Aug 27 343 

Sep 27 237 

Oct 25 92 

Nov 23 15 

Dec 20 7 

Source: [NASA POWER climatology, retrieved 2026-10-29](https://power.larc.nasa.gov/).

## Nearest hospital, bank and fuel from Na Nai

Need Nearest mapped Distance 

Hospital รพ.สต.นาใน อโพนสวรรค์ · Na Khamin 4.6 km [Map](https://www.openstreetmap.org/?mlat=17.50324&mlon=104.53920#map=17/17.50324/104.53920) 

Bank ธนาคารออมสินสาขาโพนสวรรค์ · Phon Sawan 10 km [Map](https://www.openstreetmap.org/?mlat=17.45340&mlon=104.46468#map=17/17.45340/104.46468) 

ATM สหกรณ์การเกษตรท่าอุเทน จำกัด · Tha Uthen 12 km [Map](https://www.openstreetmap.org/?mlat=17.57154&mlon=104.59940#map=17/17.57154/104.59940) 

Petrol pump ปั๊ม ปตท. โพนสวรรค์ · Phon Sawan 10 km [Map](https://www.openstreetmap.org/?mlat=17.45356&mlon=104.46417#map=17/17.45356/104.46417) 

Hotel บ้านโพนค้อ ชิตี้ · Ram Rat 8.3 km [Map](https://www.openstreetmap.org/?mlat=17.48182&mlon=104.63708#map=17/17.48182/104.63708) 

Mall ร้านส.สิริหรรษารุ่งเรือง · Ban Phueng 5.0 km [Map](https://www.openstreetmap.org/?mlat=17.42240&mlon=104.56467#map=17/17.42240/104.56467) 

School บ้านหนองดู่ · Na Nai 1.9 km [Map](https://www.openstreetmap.org/?mlat=17.45030&mlon=104.56462#map=17/17.45030/104.56462) 

College โรงเรียนบ้านนาใน · Na Nai 4.5 km [Map](https://www.openstreetmap.org/?mlat=17.50303&mlon=104.54140#map=17/17.50303/104.54140) 

Police station สถานีตำรวจภูธรโพนสวรรค์ · Phon Sawan 9.9 km [Map](https://www.openstreetmap.org/?mlat=17.45561&mlon=104.46762#map=17/17.45561/104.46762) 

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 Na Nai

Places mapped inside Na Nai in open map data, by type.

- Schools2
- Colleges and universities1
- Restaurants1

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 Phon Sawan

- Ban Kho
- Na Hua Bo
- Na Khamin
- Phon Bok
- Phon Chan
- Phon Sawan

## Quick answers

- Where is Na Nai?In Phon Sawan, Nakhon Phanom Province, Thailand
- What borders Na Nai?Ban Phueng, Na Khamin, Na Sai, Non Tan, Phon Bok and Ram Rat
- How many villages are in Na Nai?5 named settlements (GeoNames, OpenStreetMap)
- What is the elevation of Na Nai?Settlements lie between 159 m and 177 m
- What is the best time to visit Na Nai?October to March
- Where is the nearest hospital to Na Nai?รพ.สต.นาใน อโพนสวรรค์, about 4.6 km from the centre
- Where is the nearest bank to Na Nai?ธนาคารออมสินสาขาโพนสวรรค์, about 10 km from the centre
- Where is the nearest ATM to Na Nai?สหกรณ์การเกษตรท่าอุเทน จำกัด, about 12 km from the centre
- Where is the nearest petrol pump to Na Nai?ปั๊ม ปตท. โพนสวรรค์, about 10 km from the centre
- What is the P-code of Na Nai?TH481007 (OCHA common operational dataset)