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Weather & Climate in Longcun, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Longcun 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, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 58.0 inches (wetter than the 38-inch national average). The city sits at an elevation of 531 feet.
Temperature
54°F Jan (12°C)
82°F Jul (28°C)
| Annual Average | 70.0°F |
| 30% above US avg | |
| January Average | 54°F (12°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 265 days/yr |
Geography
| Elevation | 531 ft (162 m) |
| Area | 1,648.3 sq mi (4,269.0 km²) |
| Population Density | 0/sq mi |
| Coordinates | 23.5524°N, 115.5330°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
12 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.
| Aug 4, 1992 | 55 km NW of Hepo, China | M4.6 | 28 km | 10 km |
| Feb 22, 2013 | 27 km NW of Heyuan, China | M4.5 | 114 km | 9 km |
| Feb 15, 2012 | 37 km NW of Heyuan, China | M4.4 | 121 km | 5 km |
| Aug 19, 1999 | 30 km NW of Heyuan, China | M4.4 | 117 km | 10 km |
| Aug 31, 2012 | 21 km WSW of Heyuan, China | M4.3 | 108 km | 10 km |
| Nov 12, 1995 | 49 km N of Hepo, China | M4.3 | 44 km | 10 km |
| Sep 21, 1991 | 23 km WNW of Heyuan, China | M4.2 | 111 km | 33 km |
| Mar 7, 2023 | 24 km NW of Heyuan, China | M4.2 | 112 km | 10 km |
| Feb 11, 2023 | 10 km WNW of Heyuan, China | M4.2 | 99 km | 10 km |
| Mar 24, 1999 | 33 km ENE of Heyuan, China | M4.1 | 63 km | 10 km |
| May 16, 1991 | 24 km ESE of Haimen, China | M3.9 | 142 km | 10 km |
| Mar 13, 2022 | 37 km W of Shanwei, China | M3.8 | 107 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 | — | 283 km |
| 2025 | Wipha | Category 1 | — | 237 km |
| 2023 | Saola | Category 4 | 121 mph | 173 km |
| 2023 | Koinu | Category 3 | 98 mph | 243 km |
| 2020 | Mekkhala | Category 1 | 58 mph | 232 km |
| 2018 | Mangkhut | Category 1 | 86 mph | 295 km |
| 2017 | Hato | Category 3 | 86 mph | 252 km |
| 2016 | Meranti | Category 2 | 81 mph | 278 km |
| 2016 | Haima | Category 1 | 69 mph | 119 km |
| 2016 | Nida | Category 1 | 63 mph | 144 km |
| 2015 | Linfa | Category 1 | 58 mph | 115 km |
| 2013 | Usagi | Category 3 | 98 mph | 85 km |
| 2012 | Vicente | Category 4 | 92 mph | 298 km |
| 2012 | Tembin | Category 2 | 75 mph | 244 km |
| 2010 | Megi | Category 3 | 92 mph | 252 km |
| 2010 | Fanapi | Category 1 | 58 mph | 190 km |
| 2009 | Molave | Category 1 | 75 mph | 147 km |
| 2008 | Nuri | Category 1 | 69 mph | 286 km |
| 2006 | Chanchu | Category 3 | 92 mph | 153 km |
| 2005 | Longwang | Category 1 | — | 291 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 54°F (12°C) | 1.9 in | Coldest |
| February | 57°F (14°C) | 3.3 in | |
| March | 62°F (17°C) | 5.2 in | |
| April | 70°F (21°C) | 7.2 in | |
| May | 76°F (24°C) | 9.8 in | Wettest |
| June | 80°F (27°C) | 9.6 in | |
| July | 82°F (28°C) | 7.3 in | Warmest |
| August | 82°F (28°C) | 9.0 in | |
| September | 79°F (26°C) | 5.6 in | |
| October | 74°F (23°C) | 2.2 in | |
| November | 65°F (19°C) | 1.7 in | |
| December | 58°F (14°C) | 1.2 in | Driest |
Longcun has a seasonal temperature swing of 28°F / from 54°F in January to 82°F in July. Total annual precipitation is 64.0 inches, with May being the wettest month (9.8") and December the driest (1.2").