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Vaiusu, Samoa

Tuamasaga · Samoa

Vaiusu is a small town in Tuamasaga, Samoa with a population of 2,043. Elevation: 30 ft (9 m). Average temperature: 80°F (27°C).

Data updated June 2026

2,043 Population 43/sq mi density
30 ft Elevation 9 meters
80°F Avg Temperature 27°C
92.0 in Annual Rain
Pacific / Apia Timezone

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Full City Profile

About Vaiusu

Vaiusu is a village on the Samoan island of Upolu. It is located on the central-north coast of the island, to the west of the capital Apia. As of 2016, Vaiusu had a population of 2,686.

People

Population2,043
Density43/mi²

Climate

Avg Temp80°F (27°C)
Rain92.0 in/yr
Sunny Days343/yr
Elevation30 ft (9 m)
Population2,043
Population Density43 / sq mi
Elevation30 ft (9 m)
Coordinates-13.8268°, -171.7933°
TimezonePacific/Apia
Country🇼🇸 Samoa
State / ProvinceTuamasaga
Average Temperature80°F (27°C)
January Average80°F (27°C)
July Average79°F (26°C)
Annual Precipitation92.0 inches (2,336 mm)
Annual Snowfall0.0 inches (0 cm)

About Vaiusu

Vaiusu is a small town in Samoa (Tuamasaga) with a population of 2,043. The city sits at an elevation of 30 feet (9 meters) above sea level. The average annual temperature is 80°F (27°C). Temperatures range from 80°F in January to 79°F in July. Annual precipitation averages 92.0 inches. The timezone is Pacific/Apia.

Climate in Vaiusu

Vaiusu 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 2932 mm.

Month Avg °C / °F Min / Max °C Rain (mm)
Jan 0°C / 32°F — / — 410.2
Feb 0°C / 32°F — / — 427.3
Mar 0°C / 32°F — / — 297.0
Apr 0°C / 32°F — / — 194.0
May 0°C / 32°F — / — 187.3
Jun 0°C / 32°F — / — 135.6
Jul 0°C / 32°F — / — 165.9
Aug 0°C / 32°F — / — 123.9
Sep 0°C / 32°F — / — 154.7
Oct 0°C / 32°F — / — 199.2
Nov 0°C / 32°F — / — 265.5
Dec 0°C / 32°F — / — 371.2
Vaiusu has a warm climate with an average annual temperature of 80°F (27°C). Winters average 80°F in January while summers reach 79°F in July / relatively mild seasonal variation. The area gets 343 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 92.0 inches (wetter than the 38-inch national average). The city sits at an elevation of 30 feet, near sea level.

Temperature

80°F Jan (27°C) 79°F Jul (26°C)
Annual Average79.9°F
48% above Samoa avg
January Average80°F (27°C)
July Average79°F (26°C)
Sunny Days343 days/yr

Geography

Elevation30 ft (9 m)
Area47.8 sq mi (123.8 km²)
Population Density43/sq mi
Coordinates-13.8268°N, 171.7933°W
TimezonePacific/Apia

Precipitation & Snow

Annual Rainfall 92.0"
142% above Samoa avg
Snowfall 0.0"
Wettest Month (Jan) 17.01"
Driest Month (Aug) 5.00"

Air Quality

Earthquake History

36 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.4. Most recent: M0.0 on Sep 27, 2024.

May 3, 1993 97 km SW of Gataivai, Samoa M5.4 147 km
Sep 29, 2009 124 km SSW of Lotofag?, Samoa M5.2 143 km
Sep 29, 2009 130 km SSW of Lotofag?, Samoa M5.1 149 km
Oct 28, 1994 110 km S of Matavai, Samoa M5.1 134 km
Apr 23, 2009 113 km SSW of Lotofag?, Samoa M5.0 132 km
May 2, 2024 127 km S of Lotofagā, Samoa M4.9 146 km
Sep 17, 2024 93 km S of Matavai, Samoa M4.9 117 km
Apr 27, 2024 105 km S of Matavai, Samoa M4.9 127 km
Oct 3, 1995 26 km ENE of Samamea, Samoa M4.9 54 km
Jan 10, 1990 41 km NNW of Safotu, Samoa M4.8 117 km
Jul 22, 2016 72 km S of Matavai, Samoa M4.8 98 km
May 10, 2014 111 km SSW of Matavai, Samoa M4.8 133 km
Sep 29, 2009 128 km SSW of Lotofag?, Samoa M4.8 147 km
Jan 11, 2009 103 km SSW of Gataivai, Samoa M4.8 144 km
Jan 30, 2024 96 km S of Gataivai, Samoa M4.7 119 km
Mar 30, 2014 105 km SSW of Lotofag?, Samoa M4.7 124 km
May 9, 2024 8 km SE of Samamea, Samoa M4.7 39 km
Dec 11, 1999 128 km SSW of Lotofag?, Samoa M4.6 147 km
Sep 27, 2024 39 km NNE of Lufilufi, Samoa M4.6 51 km
Jun 27, 1998 121 km SW of Lotofag?, Samoa M4.6 140 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

5 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 5.

Year Name Category Closest
2016 Amos Category 2 96 km
2005 Olaf Category 5 131 km
1998 Ron Category 4 275 km
1992 Val Category 4 42 km
1987 Tusi Category 2 216 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 3.6 m (12 ft).

Year Location Cause Max Wave Deaths Distance
1907 MATAVANU VOLCANO Astronomical 3.6 m 83 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

3 volcanoes within 200 km. Closest: Upolu (14 km).

Name Type Elevation Last Eruption Distance
Upolu Shield 1,100 m (3,609 ft) Unknown 14 km
Savai'i Shield 1,858 m (6,096 ft) 1911 83 km
Tutuila Tuff cone(s) 653 m (2,142 ft) 440 129 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 80°F (27°C) 17.0 in Wettest
February 81°F (27°C) 13.0 in Warmest
March 81°F (27°C) 13.7 in
April 80°F (27°C) 9.0 in
May 79°F (26°C) 7.6 in
June 79°F (26°C) 5.2 in
July 79°F (26°C) 5.6 in
August 78°F (26°C) 5.0 in Coldest, Driest
September 79°F (26°C) 6.7 in
October 79°F (26°C) 12.4 in
November 79°F (26°C) 11.1 in
December 80°F (27°C) 15.6 in

Vaiusu has a seasonal temperature swing of 3°F / from 78°F in August to 81°F in February. Total annual precipitation is 121.9 inches, with January being the wettest month (17.0") and August the driest (5.0").

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Schools in Vaiusu

1 public schools (NCES 2022-23 data).

School Level Enrollment Teachers Student/Teacher
Vaiusu Primary School
View full schools details →

Museums in Vaiusu

NameTypeAddressPhoneAnnual Revenue
1927 Magiagi Hydro Scheme Building Ruins
Museum of Samoa
Museum of Samoa
Robert Louis Stevenson's Museum

Libraries in Vaiusu

NameAddressStaffAnnual VisitsCirculationCollectionPrograms
Library & Cafeteria0.0
Medical Records0.0
Mulivai Primary School Library and Technology Center0.0
Nelson Memorial Public Library0.0
Public Library0.0
USP Library0.0

Farmers Markets in Vaiusu

NameAddressSeasonHoursOrganicWebsite
Accident Compensation Corporation Farmers Market
Ah Fook Vegetable Stand
Farmers Produce Market
Fugalei Fresh Produce Market
Laumua O Tumua Farmers Market
Produce Stand
Satui Fleamarket
Savalalo Fish Market
Vaitele Market
Vegetable Market

Monuments in Vaiusu

2 monuments within city radius — OpenStreetMap data

Ceremonial 21-Gun Salute Gift from New Zealand
Western Samoa 1962 Independence Memorial

Gas Stations in Vaiusu

1 gas stations within city radius — OpenStreetMap data

CB Meredith Gas Station

Stadiums & Teams in Vaiusu

TeamLeagueDivision

Airports Near Vaiusu

3 airports within the area.

AirportIATAType
Faleolo International AirportAPWLarge Airport
Fagali'i AirportFGISmall Airport
Maota AirportMXSSmall Airport

Churches & Religious Organizations in Vaiusu

2 religious organizations (IRS tax-exempt data).

NameAddress
Samoa Islamic Center
Vaiusu Catholic Church

Quick Facts

Timezone
Pacific/Apia

🇼🇸 About Samoa

Capital Apia
Population 196,130
Area 2,944 km²
GDP (USD) $1,044,909,500
GDP per capita $4,823
HDI 0.708
Life expectancy 71.7 years
Internet users 58.1%
Urban population 17.5%
Currency WST (Tala)
Languages English, Samoan
Calling code +685
TLD .ws
Driving side left

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Frequently Asked Questions About Vaiusu

What is the population of Vaiusu?

Vaiusu has a population of 2,043 residents and is located in Samoa. The population density is 43 people per square mile, spread across 47.8 square miles.

What is the weather like in Vaiusu?

Vaiusu has a warm climate with an average annual temperature of 80°F (27°C). Winter temperatures average 80°F in January, while summers reach an average of 79°F in July. The area receives 343 sunny days per year, well above the national average of 205. Annual rainfall totals 92.0 inches.

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