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Weather & Climate in Nancun, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Nancun has a warm climate with an average annual temperature of 74°F (23°C). Winters average 58°F in January while summers reach 85°F in July. The area gets 256 sunny days per year, above the national average. Annual precipitation totals 92.4 inches (wetter than the 38-inch national average). The city sits at an elevation of 13 feet.
Temperature
58°F Jan (15°C)
85°F Jul (29°C)
| Annual Average | 73.7°F |
| 36% above US avg | |
| January Average | 58°F (15°C) |
| July Average | 85°F (29°C) |
| Sunny Days | 256 days/yr |
Geography
| Elevation | 13 ft (4 m) |
| Area | 198.7 sq mi (514.7 km²) |
| Population Density | 0/sq mi |
| Coordinates | 23.0141°N, 113.3893°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
9 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.5.
| Feb 22, 2013 | 27 km NW of Heyuan, China | M4.5 | 146 km | 9 km |
| Aug 19, 1999 | 30 km NW of Heyuan, China | M4.4 | 148 km | 10 km |
| Aug 31, 2012 | 21 km WSW of Heyuan, China | M4.3 | 135 km | 10 km |
| Sep 26, 1997 | 4 km NNW of Sanshui, China | M4.2 | 57 km | 33 km |
| Sep 21, 1991 | 23 km WNW of Heyuan, China | M4.2 | 146 km | 33 km |
| Mar 7, 2023 | 24 km NW of Heyuan, China | M4.2 | 148 km | 10 km |
| Feb 11, 2023 | 10 km WNW of Heyuan, China | M4.2 | 147 km | 10 km |
| Jun 23, 2025 | 13 km N of Qingyuan, China | M4.0 | 96 km | 10 km |
| Jan 4, 2020 | 14 km SW of Tai O, Hong Kong | M3.8 | 101 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
49 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Ragasa | Category 4 | — | 177 km |
| 2025 | Tapah | Category 1 | — | 158 km |
| 2025 | Wipha | Category 1 | — | 136 km |
| 2023 | Saola | Category 4 | 109 mph | 113 km |
| 2023 | Koinu | Category 3 | 98 mph | 148 km |
| 2023 | Talim | Category 1 | 69 mph | 290 km |
| 2022 | Chaba | Category 1 | 81 mph | 298 km |
| 2021 | Cempaka | Category 1 | 81 mph | 199 km |
| 2018 | Mangkhut | Category 1 | 86 mph | 144 km |
| 2017 | Hato | Category 3 | 86 mph | 104 km |
| 2017 | Khanun | Category 2 | 81 mph | 270 km |
| 2016 | Haima | Category 1 | 69 mph | 204 km |
| 2016 | Nida | Category 1 | 63 mph | 95 km |
| 2015 | Linfa | Category 1 | — | 299 km |
| 2013 | Usagi | Category 2 | 92 mph | 124 km |
| 2013 | Utor | Category 2 | 81 mph | 213 km |
| 2012 | Vicente | Category 4 | 92 mph | 128 km |
| 2009 | Koppu | Category 1 | 75 mph | 167 km |
| 2009 | Molave | Category 1 | 75 mph | 279 km |
| 2008 | Hagupit | Category 4 | 104 mph | 228 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 58°F (15°C) | 1.6 in | Coldest |
| February | 59°F (15°C) | 2.6 in | |
| March | 64°F (18°C) | 3.6 in | |
| April | 72°F (22°C) | 7.4 in | |
| May | 79°F (26°C) | 10.6 in | |
| June | 82°F (28°C) | 10.9 in | Wettest |
| July | 85°F (29°C) | 9.6 in | Warmest |
| August | 84°F (29°C) | 9.7 in | |
| September | 81°F (27°C) | 5.8 in | |
| October | 76°F (25°C) | 2.9 in | |
| November | 68°F (20°C) | 1.6 in | |
| December | 60°F (16°C) | 1.4 in | Driest |
Nancun has a seasonal temperature swing of 26°F / from 58°F in January to 85°F in July. Total annual precipitation is 67.7 inches, with June being the wettest month (10.9") and December the driest (1.4").