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Sơn Tây, Vietnam

Full City Profile

230,577 Population 5,262/sq mi density
52 ft Elevation 16 meters
75°F Avg Temperature 24°C
Sơn Tây has a warm climate with an average annual temperature of 75°F (24°C). Winters average 61°F in January while summers reach 84°F in July. The area gets 212 sunny days per year. Annual precipitation totals 68.9 inches. The area receives 0.0 inches of snow annually.

Temperature

61°F Jan (16°C) 84°F Jul (29°C)
Annual Average74.5°F
38% above US avg
January Average61°F (16°C)
July Average84°F (29°C)
Sunny Days212 days/yr

Geography

Elevation52 ft (16 m)
Area43.8 sq mi (113.5 km²)
Population Density5,262/sq mi
Coordinates21.1405°N, 105.5069°W
TimezoneAsia/Bangkok

Precipitation & Snow

Annual Rainfall 68.9"
81% above US avg
Snowfall 0.0"
Wettest Month (Jul) 13.11"
Driest Month (Jan) 0.59"

Air Quality

Earthquake History

6 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.9. Most recent: M4.2 on Mar 25, 2024.

Jul 27, 2020 ~120km W of Hanoi, Vietnam M4.9 97 km
Oct 6, 1991 33 km E of S?n La, Vietnam M4.5 135 km
Mar 25, 2024 27 km S of Xuân Mai, Vietnam M4.2 55 km
Oct 23, 1993 20 km SSW of Yên Bái, Vietnam M4.1 79 km
Oct 11, 1991 11 km N of Tuyên Quang, Vietnam M4.1 93 km
Sep 19, 2010 71 km SSW of Hòa Bình, Vietnam M4.0 112 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year Name Category Closest
2025 Kajiki Category 2 283 km
2024 Yagi Category 3 25 km
2016 Mirinae Category 1 127 km
2014 Rammasun Category 3 202 km
2014 Kalmaegi Category 1 120 km
2013 Haiyan Category 1 187 km
2012 Son-tinh Category 3 124 km
2003 Krovanh Category 2 150 km
1997 Zita Category 1 62 km
1996 Frankie Category 2 102 km
1996 Willie Category 1 277 km
1996 Sally Category 1 223 km
1996 Niki Category 1 127 km
1995 Lois Category 1 211 km
1993 Lewis Category 1 274 km
1989 Brian Category 1 277 km
1982 Nancy Category 1 238 km
1980 Ruth Category 1 186 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 61°F (16°C) 0.6 in Coldest, Driest
February 64°F (18°C) 1.0 in
March 68°F (20°C) 1.3 in
April 75°F (24°C) 3.7 in
May 81°F (27°C) 8.0 in
June 84°F (29°C) 10.5 in Warmest
July 84°F (29°C) 13.1 in Wettest
August 83°F (28°C) 12.4 in
September 81°F (27°C) 10.4 in
October 77°F (25°C) 5.5 in
November 71°F (22°C) 1.8 in
December 65°F (18°C) 0.8 in

Sơn Tây has a seasonal temperature swing of 23°F / from 61°F in January to 84°F in June. Total annual precipitation is 68.9 inches, with July being the wettest month (13.1") and January the driest (0.6").

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