Sign In Register

Hạ Long, Vietnam

Full City Profile

270,054 Population 2,572/sq mi density
26 ft Elevation 8 meters
74°F Avg Temperature 23°C
Hạ Long has a warm climate with an average annual temperature of 74°F (23°C). Winters average 61°F in January while summers reach 83°F in July. The area gets 212 sunny days per year. Annual precipitation totals 80.5 inches. The area receives 0.0 inches of snow annually.

Temperature

61°F Jan (16°C) 83°F Jul (28°C)
Annual Average73.7°F
36% above US avg
January Average61°F (16°C)
July Average83°F (28°C)
Sunny Days212 days/yr

Geography

Elevation26 ft (8 m)
Area105.0 sq mi (272.0 km²)
Population Density2,572/sq mi
Coordinates20.9505°N, 107.0734°W
TimezoneAsia/Bangkok

Precipitation & Snow

Annual Rainfall 80.5"
112% above US avg
Snowfall 0.0"
Wettest Month (Jul) 19.02"
Driest Month (Jan) 0.63"

Air Quality

Earthquake History

2 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.6. Most recent: M4.0 on Apr 3, 2006.

Sep 23, 1994 49 km W of Móng Cái, Vietnam M4.6 78 km
Apr 3, 2006 111 km SSE of Cát Bà, Vietnam M4.0 134 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year Name Category Closest
2025 Kajiki Category 2 287 km
2025 Matmo Category 1 182 km
2025 Wutip Category 1 223 km
2024 Yagi Category 3 6 km
2023 Talim Category 1 239 km
2016 Mirinae Category 1 123 km
2015 Mujigae Category 1 260 km
2014 Rammasun Category 4 134 km
2014 Kalmaegi Category 1 60 km
2013 Haiyan Category 1 24 km
2012 Son-tinh Category 3 29 km
2012 Kai-tak Category 1 294 km
2008 Hagupit Category 1 199 km
2003 Krovanh Category 2 60 km
2003 Nepartak Category 1 291 km
2001 Durian Category 1 197 km
2000 Wukong Category 1 293 km
1997 Zita Category 1 31 km
1996 Frankie Category 2 96 km
1996 Niki Category 2 151 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 63°F (17°C) 1.5 in
March 67°F (19°C) 1.6 in
April 73°F (23°C) 3.1 in
May 80°F (27°C) 7.6 in
June 83°F (28°C) 10.6 in
July 83°F (28°C) 19.0 in Warmest, Wettest
August 82°F (28°C) 17.6 in
September 81°F (27°C) 13.3 in
October 77°F (25°C) 3.4 in
November 70°F (21°C) 1.3 in
December 64°F (18°C) 0.8 in

Hạ Long has a seasonal temperature swing of 22°F / from 61°F in January to 83°F in July. Total annual precipitation is 80.5 inches, with July being the wettest month (19.0") and January the driest (0.6").

View full weather details →