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Weather & Climate in Longshan, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Longshan has a warm climate with an average annual temperature of 72°F (22°C). Winters average 52°F in January while summers reach 84°F in July. The area gets 240 sunny days per year, above the national average. Annual precipitation totals 99.4 inches (wetter than the 38-inch national average). The city sits at an elevation of 95 feet.
Temperature
52°F Jan (11°C)
84°F Jul (29°C)
| Annual Average | 72.0°F |
| 33% above US avg | |
| January Average | 52°F (11°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 240 days/yr |
Geography
| Elevation | 95 ft (29 m) |
| Area | 7,349.7 sq mi (19,035.6 km²) |
| Population Density | 0/sq mi |
| Coordinates | 23.7506°N, 113.3882°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 | 111 km | 9 km |
| Feb 15, 2012 | 37 km NW of Heyuan, China | M4.4 | 111 km | 5 km |
| Aug 19, 1999 | 30 km NW of Heyuan, China | M4.4 | 110 km | 10 km |
| Aug 31, 2012 | 21 km WSW of Heyuan, China | M4.3 | 111 km | 10 km |
| Sep 26, 1997 | 4 km NNW of Sanshui, China | M4.2 | 82 km | 33 km |
| Sep 21, 1991 | 23 km WNW of Heyuan, China | M4.2 | 113 km | 33 km |
| Mar 7, 2023 | 24 km NW of Heyuan, China | M4.2 | 113 km | 10 km |
| Feb 11, 2023 | 10 km WNW of Heyuan, China | M4.2 | 122 km | 10 km |
| Jun 23, 2025 | 13 km N of Qingyuan, China | M4.0 | 36 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
34 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Ragasa | Category 4 | — | 252 km |
| 2025 | Tapah | Category 1 | — | 232 km |
| 2025 | Wipha | Category 1 | — | 218 km |
| 2023 | Saola | Category 4 | 109 mph | 195 km |
| 2023 | Koinu | Category 3 | 98 mph | 229 km |
| 2021 | Cempaka | Category 1 | 81 mph | 268 km |
| 2018 | Mangkhut | Category 1 | 86 mph | 221 km |
| 2017 | Hato | Category 3 | 86 mph | 180 km |
| 2016 | Haima | Category 1 | 69 mph | 240 km |
| 2016 | Nida | Category 1 | 63 mph | 153 km |
| 2013 | Usagi | Category 2 | 92 mph | 149 km |
| 2013 | Utor | Category 2 | 75 mph | 278 km |
| 2012 | Vicente | Category 4 | 92 mph | 193 km |
| 2009 | Koppu | Category 1 | 75 mph | 242 km |
| 2003 | Dujuan | Category 2 | 69 mph | 132 km |
| 2001 | Utor | Category 1 | 58 mph | 179 km |
| 2001 | Yutu | Category 1 | 58 mph | 298 km |
| 1999 | York | Category 1 | 63 mph | 164 km |
| 1999 | Sam | Category 1 | 63 mph | 142 km |
| 1999 | Maggie | Category 1 | 52 mph | 178 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 52°F (11°C) | 1.6 in | Coldest |
| February | 58°F (14°C) | 3.0 in | |
| March | 63°F (17°C) | 4.3 in | |
| April | 71°F (22°C) | 7.7 in | |
| May | 78°F (25°C) | 10.6 in | |
| June | 82°F (28°C) | 11.0 in | Wettest |
| July | 84°F (29°C) | 8.9 in | Warmest |
| August | 83°F (29°C) | 9.4 in | |
| September | 81°F (27°C) | 5.3 in | |
| October | 75°F (24°C) | 2.6 in | |
| November | 67°F (19°C) | 1.6 in | |
| December | 59°F (15°C) | 1.4 in | Driest |
Longshan has a seasonal temperature swing of 32°F / from 52°F in January to 84°F in July. Total annual precipitation is 67.4 inches, with June being the wettest month (11.0") and December the driest (1.4").