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Weather & Climate in Longmu, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Longmu enjoys a temperate climate with an average annual temperature of 70°F (21°C). Winters average 53°F in January while summers reach 83°F in July. The area gets 270 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 65.5 inches (wetter than the 38-inch national average). The city sits at an elevation of 587 feet.
Temperature
53°F Jan (12°C)
83°F Jul (28°C)
| Annual Average | 69.6°F |
| 29% above US avg | |
| January Average | 53°F (12°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 270 days/yr |
Geography
| Elevation | 587 ft (179 m) |
| Area | 1,648.3 sq mi (4,269.0 km²) |
| Population Density | 0/sq mi |
| Coordinates | 24.2636°N, 115.4357°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
10 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 | 52 km | 10 km |
| Feb 22, 2013 | 27 km NW of Heyuan, China | M4.5 | 107 km | 9 km |
| Feb 15, 2012 | 37 km NW of Heyuan, China | M4.4 | 105 km | 5 km |
| Aug 19, 1999 | 30 km NW of Heyuan, China | M4.4 | 107 km | 10 km |
| Aug 31, 2012 | 21 km WSW of Heyuan, China | M4.3 | 116 km | 10 km |
| Nov 12, 1995 | 49 km N of Hepo, China | M4.3 | 56 km | 10 km |
| Sep 21, 1991 | 23 km WNW of Heyuan, China | M4.2 | 106 km | 33 km |
| Mar 7, 2023 | 24 km NW of Heyuan, China | M4.2 | 105 km | 10 km |
| Feb 11, 2023 | 10 km WNW of Heyuan, China | M4.2 | 103 km | 10 km |
| Mar 24, 1999 | 33 km ENE of Heyuan, China | M4.1 | 66 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
38 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2023 | Saola | Category 4 | 109 mph | 252 km |
| 2020 | Mekkhala | Category 1 | 58 mph | 230 km |
| 2016 | Meranti | Category 2 | 81 mph | 242 km |
| 2016 | Haima | Category 1 | 69 mph | 197 km |
| 2016 | Nida | Category 1 | 63 mph | 214 km |
| 2015 | Linfa | Category 1 | 58 mph | 185 km |
| 2013 | Usagi | Category 3 | 98 mph | 163 km |
| 2010 | Megi | Category 2 | 86 mph | 278 km |
| 2010 | Fanapi | Category 1 | 58 mph | 213 km |
| 2009 | Molave | Category 1 | 75 mph | 226 km |
| 2006 | Chanchu | Category 2 | 86 mph | 189 km |
| 2005 | Longwang | Category 1 | — | 281 km |
| 2005 | Sanvu | Category 1 | 58 mph | 243 km |
| 2004 | Aere | Category 1 | 58 mph | 261 km |
| 2003 | Dujuan | Category 4 | 92 mph | 200 km |
| 2001 | Utor | Category 1 | 58 mph | 175 km |
| 2000 | Bilis | Category 3 | 52 mph | 172 km |
| 1999 | Maggie | Category 2 | 58 mph | 163 km |
| 1999 | Dan | Category 2 | 86 mph | 260 km |
| 1999 | York | Category 1 | 63 mph | 263 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 53°F (12°C) | 2.1 in | Coldest |
| February | 56°F (13°C) | 3.6 in | |
| March | 62°F (17°C) | 5.9 in | |
| April | 70°F (21°C) | 7.6 in | |
| May | 76°F (24°C) | 10.3 in | Wettest |
| June | 80°F (27°C) | 9.2 in | |
| July | 83°F (28°C) | 6.4 in | Warmest |
| August | 82°F (28°C) | 8.2 in | |
| September | 79°F (26°C) | 5.1 in | |
| October | 73°F (23°C) | 2.1 in | |
| November | 64°F (18°C) | 1.7 in | |
| December | 57°F (14°C) | 1.2 in | Driest |
Longmu has a seasonal temperature swing of 29°F / from 53°F in January to 83°F in July. Total annual precipitation is 63.4 inches, with May being the wettest month (10.3") and December the driest (1.2").