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Donglong, China

Full City Profile

10 ft Elevation 3 meters
72°F Avg Temperature 22°C
Donglong has a warm climate with an average annual temperature of 72°F (22°C). Winters average 59°F in January while summers reach 83°F in July. The area gets 286 sunny days per year. Annual precipitation totals 61.9 inches. The area receives 0.0 inches of snow annually.

Temperature

59°F Jan (15°C) 83°F Jul (28°C)
Annual Average72.3°F
34% above US avg
January Average59°F (15°C)
July Average83°F (28°C)
Sunny Days286 days/yr

Geography

Elevation10 ft (3 m)
Area293.1 sq mi (759.1 km²)
Population Density0/sq mi
Coordinates23.0095°N, 116.2828°W
TimezoneAsia/Shanghai

Precipitation & Snow

Annual Rainfall 61.9"
63% above US avg
Snowfall 0.0"

Air Quality

Earthquake History

4 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.6. Most recent: M3.8 on Mar 13, 2022.

Aug 4, 1992 55 km NW of Hepo, China M4.6 121 km
Nov 12, 1995 49 km N of Hepo, China M4.3 109 km
May 16, 1991 24 km ESE of Haimen, China M3.9 59 km
Mar 13, 2022 37 km W of Shanwei, China M3.8 137 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

58 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 4. Most recent: Ragasa (2025).

Year Name Category Closest
2025 Ragasa Category 4 241 km
2025 Danas Category 2 259 km
2025 Podul Category 1 261 km
2025 Wipha Category 1 234 km
2023 Saola Category 4 124 km
2023 Koinu Category 3 159 km
2023 Doksuri Category 3 273 km
2020 Mekkhala Category 1 184 km
2018 Mangkhut Category 1 276 km
2017 Hato Category 3 225 km
2016 Meranti Category 3 259 km
2016 Haima Category 1 116 km
2016 Nida Category 1 129 km
2015 Linfa Category 1 23 km
2013 Usagi Category 3 49 km
2012 Tembin Category 2 149 km
2010 Megi Category 3 181 km
2010 Fanapi Category 1 132 km
2010 Meranti Category 1 278 km
2009 Molave Category 1 84 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

2 tsunamis recorded within 500 km.

Year Location Cause Max Wave Deaths Distance
1918 GUANGDONG PROVINCE Eruption + Earthquake 2,000 108 km
1640 SOUTH CHINA SEA Earthquake 73 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
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