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Nanwan, China

Full City Profile

10,180 Population 17/sq mi density
1,713 ft Elevation 522 meters
70°F Avg Temperature 21°C
Nanwan enjoys a temperate climate with an average annual temperature of 70°F (21°C). Winters average 54°F in January while summers reach 82°F in July. The area gets 265 sunny days per year. Annual precipitation totals 58.0 inches. The area receives 0.0 inches of snow annually.

Temperature

54°F Jan (12°C) 82°F Jul (28°C)
Annual Average69.8°F
29% above US avg
January Average54°F (12°C)
July Average82°F (28°C)
Sunny Days265 days/yr

Geography

Elevation1,713 ft (522 m)
Area611.8 sq mi (1,584.5 km²)
Population Density17/sq mi
Coordinates23.3504°N, 115.5099°W
TimezoneAsia/Shanghai

Precipitation & Snow

Annual Rainfall 58.0"
53% above US avg
Snowfall 0.0"

Air Quality

Earthquake History

12 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.6. Most recent: M4.2 on Mar 7, 2023.

Aug 4, 1992 55 km NW of Hepo, China M4.6 50 km
Feb 22, 2013 27 km NW of Heyuan, China M4.5 121 km
Feb 15, 2012 37 km NW of Heyuan, China M4.4 130 km
Aug 19, 1999 30 km NW of Heyuan, China M4.4 124 km
Aug 31, 2012 21 km WSW of Heyuan, China M4.3 112 km
Nov 12, 1995 49 km N of Hepo, China M4.3 65 km
Sep 21, 1991 23 km WNW of Heyuan, China M4.2 118 km
Mar 7, 2023 24 km NW of Heyuan, China M4.2 119 km
Feb 11, 2023 10 km WNW of Heyuan, China M4.2 105 km
Mar 24, 1999 33 km ENE of Heyuan, China M4.1 75 km
May 16, 1991 24 km ESE of Haimen, China M3.9 138 km
Mar 13, 2022 37 km W of Shanwei, China M3.8 87 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year Name Category Closest
2025 Ragasa Category 4 261 km
2025 Wipha Category 1 216 km
2023 Saola Category 4 150 km
2023 Koinu Category 3 225 km
2020 Mekkhala Category 1 242 km
2018 Mangkhut Category 1 275 km
2017 Hato Category 3 231 km
2016 Meranti Category 2 295 km
2016 Haima Category 1 97 km
2016 Nida Category 1 123 km
2015 Linfa Category 1 101 km
2013 Usagi Category 3 62 km
2012 Vicente Category 4 279 km
2012 Tembin Category 2 229 km
2010 Megi Category 3 254 km
2010 Fanapi Category 1 195 km
2009 Koppu Category 1 290 km
2009 Molave Category 1 127 km
2009 Linfa Category 1 300 km
2008 Nuri Category 1 264 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)
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