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Nggosi, Solomon Islands
Guadalcanal Province · Solomon Islands
Nggosi is a small city in Guadalcanal Province, Solomon Islands with a population of 26,009. Elevation: 89 ft (27 m). Average temperature: 79°F (26°C).
Data updated June 2026
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About Nggosi
Nggosi is a suburb of Honiara, Solomon Islands and is located West of the main center and South East of White River.
People
Climate
| Population | 26,009 |
| Population Density | 1,757 / sq mi |
| Elevation | 89 ft (27 m) |
| Coordinates | -9.4306°, 159.9210° |
| Timezone | Pacific/Guadalcanal |
| Country | 🇸🇧 Solomon Islands |
| State / Province | Guadalcanal Province |
| Average Temperature | 79°F (26°C) |
| January Average | 79°F (26°C) |
| July Average | 78°F (26°C) |
| Annual Precipitation | 129.4 inches (3,287 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
About Nggosi
Nggosi is a small city in Solomon Islands (Guadalcanal Province) with a population of 26,009. The city sits at an elevation of 89 feet (27 meters) above sea level. The average annual temperature is 79°F (26°C). Temperatures range from 79°F in January to 78°F in July. Annual precipitation averages 129.4 inches. The timezone is Pacific/Guadalcanal.
Climate in Nggosi
Nggosi has an average annual temperature of 0°C (32°F). The hottest month is Jan (0°C), the coldest is Jan (0°C). Average annual precipitation is 1771 mm.
Temperature
| Annual Average | 79.2°F |
| 47% above Solomon Islands avg | |
| January Average | 79°F (26°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 304 days/yr |
Geography
| Elevation | 89 ft (27 m) |
| Area | 14.8 sq mi (38.3 km²) |
| Population Density | 1,757/sq mi |
| Coordinates | -9.4306°N, 159.9210°W |
| Timezone | Pacific/Guadalcanal |
Precipitation & Snow
Air Quality
Tsunami History
10 tsunamis recorded within 500 km. Highest wave on record: 10.5 m (34 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1939 | SOLOMON ISLANDS | Earthquake | 10.5 m | 12 | 77 km |
| 1926 | SOLOMON ISLANDS | Earthquake | 2.0 m | — | 52 km |
| 1950 | SOLOMON SEA | Earthquake | 1.2 m | — | 78 km |
| 1966 | SOLOMON ISLANDS | Earthquake | 0.2 m | — | 146 km |
| 1988 | SOLOMON ISLANDS | Earthquake | 0.1 m | 1 | 141 km |
| 1977 | SOLOMON ISLANDS | Earthquake | 0.0 m | 18 | 107 km |
| 2022 | SOLOMON ISLANDS | Earthquake | 0.0 m | — | 56 km |
| 1991 | SOLOMON ISLANDS | Earthquake | 0.0 m | — | 102 km |
| 1977 | SOLOMON ISLANDS | Earthquake | — | — | 69 km |
| 1926 | SOLOMON SEA | Earthquake | — | — | 104 km |
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Gallego (23 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Gallego | Volcanic field | 1,000 m (3,281 ft) | Unknown | 23 km |
| Savo | Stratovolcano | 485 m (1,591 ft) | 1847 | 35 km |
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 79°F (26°C) | 12.8 in | Wettest |
| February | 79°F (26°C) | 12.4 in | |
| March | 79°F (26°C) | 11.9 in | |
| April | 79°F (26°C) | 8.1 in | |
| May | 79°F (26°C) | 6.7 in | |
| June | 78°F (26°C) | 4.5 in | Driest |
| July | 78°F (26°C) | 5.2 in | |
| August | 78°F (25°C) | 6.1 in | Coldest |
| September | 78°F (26°C) | 6.7 in | |
| October | 79°F (26°C) | 7.2 in | |
| November | 79°F (26°C) | 7.6 in | |
| December | 80°F (26°C) | 9.3 in | Warmest |
Nggosi has a seasonal temperature swing of 2°F / from 78°F in August to 80°F in December. Total annual precipitation is 98.5 inches, with January being the wettest month (12.8") and June the driest (4.5").
Schools in Nggosi
1 public schools (NCES 2022-23 data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| Tanagai school | — | — | — | — |
Museums in Nggosi
| Name | Type | Address | Phone | Annual Revenue |
|---|---|---|---|---|
| National Museum | ||||
| Solomon Islands National Museum | ||||
| Vilu War Museum |
Libraries in Nggosi
| Name | Address | Staff | Annual Visits | Circulation | Collection | Programs |
|---|---|---|---|---|---|---|
| National Library Area | 0.0 |
Farmers Markets in Nggosi
| Name | Address | Season | Hours | Organic | Website |
|---|---|---|---|---|---|
| Honiara Central Market | |||||
| Kukum fresh produce market |
Restaurants in Nggosi
1 restaurants within city radius — OpenStreetMap data
Bus Stations in Nggosi
1 bus stations within city radius — OpenStreetMap data
Stadiums & Teams in Nggosi
| Team | League | Division |
|---|---|---|
Airports Near Nggosi
4 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Honiara International Airport | HIR | Large Airport |
| Avu Avu Airport | AVU | Small Airport |
| Babanakira Airport | MBU | Small Airport |
| Yandina Airport | XYA | Small Airport |
Explore Near Nggosi
Quick Facts
🇸🇧 About Solomon Islands
Volcanoes Near Nggosi
Frequently Asked Questions About Nggosi
What is the population of Nggosi?
Nggosi has a population of 26,009 residents and is located in Solomon Islands. The population density is 1,757 people per square mile, spread across 14.8 square miles.
What is the weather like in Nggosi?
Nggosi has a warm climate with an average annual temperature of 79°F (26°C). Winter temperatures average 79°F in January, while summers reach an average of 78°F in July. The area receives 304 sunny days per year, well above the national average of 205. Annual rainfall totals 129.4 inches.