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Hekou, China

Full City Profile

16 ft Elevation 5 meters
56°F Avg Temperature 13°C
Hekou enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 29°F in January while summers reach 81°F in July. The area gets 304 sunny days per year. Annual precipitation totals 20.0 inches. The area receives 6.0 inches of snow annually.

Temperature

29°F Jan (-2°C) 81°F Jul (27°C)
Annual Average56.2°F
4% above US avg
January Average29°F (-2°C)
July Average81°F (27°C)
Sunny Days304 days/yr

Geography

Elevation16 ft (5 m)
Area692.5 sq mi (1,793.7 km²)
Population Density0/sq mi
Coordinates37.8846°N, 118.5266°W
TimezoneAsia/Shanghai

Precipitation & Snow

Annual Rainfall 20.0"
47% below US avg
Snowfall 6.0"
Wettest Month (Jul) 8.10"
Driest Month (Jan) 0.30"

Air Quality

Earthquake History

9 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.6. Most recent: M4.5 on Jul 27, 2025.

Jan 23, 2013 35 km NNE of Shengli, China M4.6 21 km
Jul 21, 1992 8 km ESE of Caijiapu, China M4.5 149 km
Jul 27, 2025 118 km NW of Longgang, China M4.5 91 km
Sep 19, 2001 82 km WNW of Longgang, China M4.4 90 km
May 1, 2022 11 km SE of Suozhen, China M4.3 115 km
Mar 24, 2017 131 km S of Changli, China M4.3 98 km
Aug 15, 1998 123 km NNE of Shengli, China M3.9 83 km
Sep 1, 1991 123 km NNW of Longgang, China M3.6 146 km
Feb 28, 1997 70 km SSW of Changli, China M3.5 139 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 0.1 m (0 ft).

Year Location Cause Max Wave Deaths Distance
1969 BOHAI SEA Earthquake 0.1 m 10 84 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 29°F (-2°C) 0.3 in Coldest, Driest
February 33°F (0°C) 0.4 in
March 44°F (7°C) 0.5 in
April 58°F (14°C) 1.3 in
May 68°F (20°C) 1.4 in
June 77°F (25°C) 2.7 in
July 81°F (27°C) 8.1 in Warmest, Wettest
August 79°F (26°C) 5.6 in
September 71°F (21°C) 2.4 in
October 59°F (15°C) 1.2 in
November 45°F (7°C) 0.8 in
December 33°F (0°C) 0.3 in

Hekou has a seasonal temperature swing of 51°F / from 29°F in January to 81°F in July. Total annual precipitation is 25.0 inches, with July being the wettest month (8.1") and January the driest (0.3").

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