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Vaisala, Samoa

Full City Profile

599 Population 6/sq mi density
33 ft Elevation 10 meters
80°F Avg Temperature 27°C
Vaisala has a warm climate with an average annual temperature of 80°F (27°C). Winters average 79°F in January while summers reach 80°F in July. The area gets 339 sunny days per year. Annual precipitation totals 131.8 inches. The area receives 0.0 inches of snow annually.

Temperature

79°F Jan (26°C) 80°F Jul (26°C)
Annual Average79.9°F
48% above US avg
January Average79°F (26°C)
July Average80°F (26°C)
Sunny Days339 days/yr

Geography

Elevation33 ft (10 m)
Area109.4 sq mi (283.3 km²)
Population Density6/sq mi
Coordinates-13.5144°N, 172.6752°W
TimezonePacific/Apia

Precipitation & Snow

Annual Rainfall 131.8"
247% above US avg
Snowfall 0.0"
Wettest Month (Jan) 16.65"
Driest Month (Jul) 5.24"

Air Quality

Earthquake History

26 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.4. Most recent: M0.0 on May 6, 2025.

May 3, 1993 97 km SW of Gataivai, Samoa M5.4 106 km
Aug 3, 1990 146 km SW of Gataivai, Samoa M5.1 150 km
Jan 25, 1995 148 km SW of Asau, Samoa M4.9 146 km
Jan 10, 1990 41 km NNW of Safotu, Samoa M4.8 42 km
Jan 11, 2009 103 km SSW of Gataivai, Samoa M4.8 120 km
Jan 30, 2024 96 km S of Gataivai, Samoa M4.7 126 km
May 9, 2024 8 km SE of Samamea, Samoa M4.7 140 km
Nov 4, 1990 100 km WNW of Asau, Samoa M4.7 96 km
May 11, 2011 84 km WSW of Asau, Samoa M4.7 81 km
Jul 24, 1996 115 km SSW of Gataivai, Samoa M4.7 131 km
Nov 20, 2009 127 km SSW of Gataivai, Samoa M4.7 142 km
Jul 24, 2008 110 km SSW of Gataivai, Samoa M4.6 126 km
Sep 27, 2024 39 km NNE of Lufilufi, Samoa M4.6 137 km
Apr 17, 2015 142 km WSW of Asau, Samoa M4.6 138 km
Aug 23, 2024 123 km SW of Gataivai, Samoa M4.5 135 km
Jun 30, 1997 82 km S of Gataivai, Samoa M4.5 114 km
Jun 5, 2022 138 km SW of Gataivai, Samoa M4.5 145 km
May 6, 2025 133 km SW of Gataivai, Samoa M4.4 140 km
Apr 11, 2005 131 km SW of Gataivai, Samoa M4.4 138 km
Jul 15, 2013 83 km SW of Lotofag?, Samoa M4.4 117 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year Name Category Closest
2016 Amos Category 2 46 km
2005 Olaf Category 5 149 km
1998 Ron Category 5 221 km
1992 Val Category 4 21 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 20 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

2 volcanoes within 200 km. Closest: Savai'i (20 km).

Name Type Elevation Last Eruption Distance
Savai'i Shield 1,858 m (6,096 ft) 1911 20 km
Upolu Shield 1,100 m (3,609 ft) Unknown 113 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 79°F (26°C) 16.7 in Wettest
February 79°F (26°C) 12.6 in
March 79°F (26°C) 13.3 in
April 79°F (26°C) 9.9 in
May 78°F (26°C) 6.8 in
June 77°F (25°C) 5.4 in
July 80°F (26°C) 5.2 in Warmest, Driest
August 77°F (25°C) 5.7 in Coldest
September 77°F (25°C) 7.4 in
October 78°F (25°C) 11.7 in
November 78°F (26°C) 10.6 in
December 79°F (26°C) 15.0 in

Vaisala has a seasonal temperature swing of 3°F / from 77°F in August to 80°F in July. Total annual precipitation is 120.3 inches, with January being the wettest month (16.7") and July the driest (5.2").

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