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Thiên Tồn, Vietnam

Full City Profile

20 ft Elevation 6 meters
75°F Avg Temperature 24°C
Thiên Tồn has a warm climate with an average annual temperature of 75°F (24°C). Winters average 62°F in January while summers reach 85°F in July. The area gets 220 sunny days per year. Annual precipitation totals 66.2 inches. The area receives 0.0 inches of snow annually.

Temperature

62°F Jan (17°C) 85°F Jul (29°C)
Annual Average74.8°F
39% above US avg
January Average62°F (17°C)
July Average85°F (29°C)
Sunny Days220 days/yr

Geography

Elevation20 ft (6 m)
Area18.7 sq mi (48.4 km²)
Population Density0/sq mi
Coordinates20.2991°N, 105.9520°W
TimezoneAsia/Bangkok

Precipitation & Snow

Annual Rainfall 66.2"
74% above US avg
Snowfall 0.0"
Wettest Month (Sep) 15.20"
Driest Month (Jan) 0.70"

Air Quality

Earthquake History

2 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.2. Most recent: M4.2 on Mar 25, 2024.

Mar 25, 2024 27 km S of Xuân Mai, Vietnam M4.2 57 km
Sep 19, 2010 71 km SSW of Hòa Bình, Vietnam M4.0 96 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

35 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 3.

Year Name Category Closest
2025 Kajiki Category 2 189 km
2025 Bualoi Category 1 235 km
2024 Yagi Category 3 78 km
2017 Doksuri Category 2 275 km
2016 Mirinae Category 1 28 km
2014 Rammasun Category 3 248 km
2014 Kalmaegi Category 1 166 km
2013 Wutip Category 2 278 km
2013 Haiyan Category 1 151 km
2012 Son-tinh Category 3 68 km
2010 Mindulle Category 1 283 km
2007 Lekima Category 1 273 km
2003 Krovanh Category 2 166 km
1997 Zita Category 1 101 km
1996 Frankie Category 2 5 km
1996 Sally Category 2 240 km
1996 Niki Category 2 50 km
1996 Willie Category 1 180 km
1995 Ted Category 1 254 km
1995 Lois Category 1 111 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 3.0 m (10 ft).

Year Location Cause Max Wave Deaths Distance
1899 NORTH CENTRAL VIETNAM Unknown 3.0 m 145 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 62°F (17°C) 0.7 in Coldest, Driest
February 64°F (18°C) 1.3 in
March 68°F (20°C) 1.5 in
April 75°F (24°C) 2.6 in
May 81°F (27°C) 7.0 in
June 85°F (29°C) 7.9 in
July 85°F (29°C) 9.8 in Warmest
August 83°F (28°C) 12.7 in
September 81°F (27°C) 15.2 in Wettest
October 77°F (25°C) 5.5 in
November 71°F (22°C) 2.0 in
December 65°F (19°C) 1.0 in

Thiên Tồn has a seasonal temperature swing of 23°F / from 62°F in January to 85°F in July. Total annual precipitation is 67.2 inches, with September being the wettest month (15.2") and January the driest (0.7").

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