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Trianon, New Caledonia
South Province · New Caledonia
Trianon is a small town in South Province, New Caledonia with a population of 2,944. Elevation: 66 ft (20 m). Average temperature: 74°F (23°C).
Data updated June 2026
Discover Trianon, New Caledonia
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.
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People
Climate
| Population | 2,944 |
| Population Density | 167 / sq mi |
| Elevation | 66 ft (20 m) |
| Coordinates | -22.2871°, 166.4491° |
| Timezone | Pacific/Noumea |
| Country | 🇳🇨 New Caledonia |
| State / Province | South Province |
| Average Temperature | 74°F (23°C) |
| January Average | 78°F (26°C) |
| July Average | 70°F (21°C) |
| Annual Precipitation | 60.2 inches (1,530 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
About Trianon
Trianon is a small town in New Caledonia (South Province) with a population of 2,944. The city sits at an elevation of 66 feet (20 meters) above sea level. The average annual temperature is 74°F (23°C). Temperatures range from 78°F in January to 70°F in July. Annual precipitation averages 60.2 inches. The timezone is Pacific/Noumea.
Climate in Trianon
Trianon has an average annual temperature of 23.6°C (74°F). The hottest month is Feb (26.9°C), the coldest is Aug (20.4°C). Average annual precipitation is 1018 mm.
Temperature
| Annual Average | 73.9°F |
| 37% above New Caledonia avg | |
| January Average | 78°F (26°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 66 ft (20 m) |
| Area | 17.6 sq mi (45.7 km²) |
| Population Density | 167/sq mi |
| Coordinates | -22.2871°N, 166.4491°W |
| Timezone | Pacific/Noumea |
Precipitation & Snow
Air Quality
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 78°F (26°C) | 6.5 in | |
| February | 79°F (26°C) | 6.9 in | Warmest |
| March | 78°F (26°C) | 7.8 in | Wettest |
| April | 75°F (24°C) | 4.5 in | |
| May | 72°F (22°C) | 3.9 in | |
| June | 69°F (21°C) | 4.3 in | |
| July | 70°F (21°C) | 3.4 in | |
| August | 68°F (20°C) | 2.7 in | Coldest |
| September | 70°F (21°C) | 1.9 in | Driest |
| October | 72°F (22°C) | 2.2 in | |
| November | 75°F (24°C) | 3.3 in | |
| December | 77°F (25°C) | 4.8 in |
Trianon has a seasonal temperature swing of 12°F / from 68°F in August to 79°F in February. Total annual precipitation is 52.2 inches, with March being the wettest month (7.8") and September the driest (1.9").
Schools in Trianon
2 public schools (NCES 2022-23 data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| École maternelle Marguerite Lefrançois | — | — | — | — |
| École maternelle Marguerite Lefrançois | — | — | — | — |
Radio Stations near Trianon
2 stations within ~55 km.
| Station | Genre | Quality | |
|---|---|---|---|
| Nouvelle-Calédonie La Première | music, talk | MP3 128 kbps | |
| Radio Rythme Bleu | — | MP3 82 kbps |
Museums in Trianon
| Name | Type | Address | Phone | Annual Revenue |
|---|---|---|---|---|
| Boulangerie Guillain | ||||
| Centre d'Art | ||||
| Jean-Marie Tjibaou Cultural Centre | ||||
| Maison Célières | ||||
| Maison de la Biodiversité | ||||
| Maison de la Nature | ||||
| Maison Higginson | ||||
| Micro-Folie | ||||
| Musée de l'Histoire Maritime | ||||
| Musée de la Nouvelle-Calédonie | ||||
| Musée de la seconde guerre mondiale en Nouvelle-Calédoni | ||||
| Musée de la Ville | ||||
| Musée du bagne | ||||
| Site Historique de l'Île Nou | ||||
| Villa musée de Païta |
Libraries in Trianon
| Name | Address | Staff | Annual Visits | Circulation | Collection | Programs |
|---|---|---|---|---|---|---|
| Bibliothèque annexe de Plum | 0.0 | |||||
| Bibliothèque Denise Frey | 0.0 | |||||
| Bibliothèque Universitaire | 0.0 | |||||
| Bibliothèque universitaire de l'ESPE | 0.0 | |||||
| Bilbiothèque Bernheim | 0.0 | |||||
| CDI | 0.0 | |||||
| Médiathéque de Koutio | 0.0 | |||||
| mwa vee | 0.0 | |||||
| ngan vhalik | 0.0 |
Farmers Markets in Trianon
| Name | Address | Season | Hours | Organic | Website |
|---|---|---|---|---|---|
| Halles de Dumbéa Centre | |||||
| Marché de Gros de Ducos | |||||
| Marché de Kaméré | |||||
| Marché de Paita | |||||
| Marché du Mt Dore | |||||
| Marché municipal de Nouméa | |||||
| Marché municipal de Nouméa | |||||
| Ressourcerie de Nouméa |
Restaurants in Trianon
4 restaurants within city radius — OpenStreetMap data
Monuments in Trianon
1 monuments within city radius — OpenStreetMap data
Banks in Trianon
1 banks within city radius — OpenStreetMap data
Stadiums & Teams in Trianon
| Team | League | Division |
|---|---|---|
Airports Near Trianon
6 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| La Tontouta International Airport | NOU | Large Airport |
| Nouméa Magenta Airport | GEA | Medium Airport |
| Île Hugon Airstrip | — | Small Airport |
| Nakutakoin Ultralight Airport | — | Small Airport |
| Oua Tom Airport | — | Small Airport |
| Ouinne Private Airport | — | Small Airport |
Quick Facts
🇳🇨 About New Caledonia
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Get ReportFrequently Asked Questions About Trianon
What is the population of Trianon?
Trianon has a population of 2,944 residents and is located in New Caledonia. The population density is 167 people per square mile, spread across 17.6 square miles.
What is the weather like in Trianon?
Trianon has a warm climate with an average annual temperature of 74°F (23°C). Winter temperatures average 78°F in January, while summers reach an average of 70°F in July. The area receives 330 sunny days per year, well above the national average of 205. Annual rainfall totals 60.2 inches.