All Countries
Vainī, Tonga
Tongatapu · Tonga
Vainī is a small town in Tongatapu, Tonga with a population of 3,295. Elevation: 30 ft (9 m). Average temperature: 76°F (25°C).
Data updated June 2026
Discover Vainī, Tonga
Explore over 40 sections covering people, economy, housing, health, crime, climate, community, costs, trends, schools, colleges, hospitals, treatment centers, industries, museums, libraries, breweries, farmers markets, grocery stores, pharmacies, campgrounds, parks, trails, stadiums, ski resorts, daycare centers, nursing homes, churches, fire stations, cell towers, bridges, power plants, EV stations, prisons, radio stations, airports, police stations, post offices, Amtrak stations, superfund sites, UNESCO sites, and more.
Use the tabs and dropdown menus below to navigate every data point we track for this city.
About Vainī
Vaini ist ein Ort in der Inselgruppe Tongatapu im Süden des pazifischen Königreichs Tonga.
People
Climate
| Population | 3,295 |
| Population Density | 747 / sq mi |
| Elevation | 30 ft (9 m) |
| Coordinates | -21.1929°, -175.1768° |
| Timezone | Pacific/Tongatapu |
| Country | 🇹🇴 Tonga |
| State / Province | Tongatapu |
| Average Temperature | 76°F (25°C) |
| January Average | 81°F (27°C) |
| July Average | 72°F (22°C) |
| Annual Precipitation | 57.5 inches (1,459 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
About Vainī
Vainī is a small town in Tonga (Tongatapu) with a population of 3,295. The city sits at an elevation of 30 feet (9 meters) above sea level. The average annual temperature is 76°F (25°C). Temperatures range from 81°F in January to 72°F in July. Annual precipitation averages 57.5 inches. The timezone is Pacific/Tongatapu.
Temperature
| Annual Average | 76.1°F |
| 41% above Tonga avg | |
| January Average | 81°F (27°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 311 days/yr |
Geography
| Elevation | 30 ft (9 m) |
| Area | 4.4 sq mi (11.4 km²) |
| Population Density | 747/sq mi |
| Coordinates | -21.1929°N, 175.1768°W |
| Timezone | Pacific/Tongatapu |
Precipitation & Snow
Air Quality
Tsunami History
4 tsunamis recorded within 500 km. Highest wave on record: 22.0 m (72 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2022 | TONGA ISLANDS | Astronomical | 22.0 m | 6 | 76 km |
| 2022 | TONGA ISLANDS | Astronomical | 0.4 m | — | 76 km |
| 2022 | TONGA ISLANDS | Astronomical | 0.2 m | — | 76 km |
| 1948 | TONGA TRENCH | Earthquake | 0.1 m | — | 124 km |
Nearby Volcanoes
1 volcano within 200 km. Closest: Tofua (161 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Tofua | Caldera | 515 m (1,690 ft) | 2014 | 161 km |
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 81°F (27°C) | 7.5 in | Warmest |
| February | 80°F (26°C) | 8.4 in | |
| March | 79°F (26°C) | 9.0 in | Wettest |
| April | 77°F (25°C) | 7.4 in | |
| May | 74°F (23°C) | 5.2 in | |
| June | 73°F (23°C) | 3.7 in | Driest |
| July | 72°F (22°C) | 3.8 in | |
| August | 70°F (21°C) | 4.1 in | Coldest |
| September | 71°F (22°C) | 4.6 in | |
| October | 73°F (23°C) | 5.0 in | |
| November | 75°F (24°C) | 5.0 in | |
| December | 77°F (25°C) | 6.8 in |
Vainī has a seasonal temperature swing of 10°F / from 70°F in August to 81°F in January. Total annual precipitation is 70.4 inches, with March being the wettest month (9.0") and June the driest (3.7").
Schools in Vainī
2 public schools (NCES 2022-23 data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| GPS Vainī | — | — | — | — |
| Vaini Middle School | — | — | — | — |
Museums in Vainī
| Name | Type | Address | Phone | Annual Revenue |
|---|---|---|---|---|
| Tongan National Centre | ||||
| Tuku'aho Museum |
Libraries in Vainī
| Name | Address | Staff | Annual Visits | Circulation | Collection | Programs |
|---|---|---|---|---|---|---|
| Kolovai Community Public Library | 0.0 |
Farmers Markets in Vainī
| Name | Address | Season | Hours | Organic | Website |
|---|---|---|---|---|---|
| 'Ika Maketi | |||||
| Fea | |||||
| Maketi Siamelie | |||||
| Maketi Talamahu | |||||
| Maketi Talamahu | |||||
| Prison Market | |||||
| Roadside Market |
Gas Stations in Vainī
1 gas stations within city radius — OpenStreetMap data
Stadiums & Teams in Vainī
| Team | League | Division |
|---|---|---|
Airports Near Vainī
2 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Fua'amotu International Airport | TBU | Large Airport |
| Kaufana Airport | EUA | Small Airport |
Quick Facts
🇹🇴 About Tonga
Frequently Asked Questions About Vainī
What is the population of Vainī?
Vainī has a population of 3,295 residents and is located in Tonga. The population density is 747 people per square mile, spread across 4.4 square miles.
What is the weather like in Vainī?
Vainī has a warm climate with an average annual temperature of 76°F (25°C). Winter temperatures average 81°F in January, while summers reach an average of 72°F in July. The area receives 311 sunny days per year, well above the national average of 205. Annual rainfall totals 57.5 inches.