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Weather & Climate in Xiuduan, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Xiuduan enjoys a temperate climate with an average annual temperature of 67°F (19°C). Winters average 49°F in January while summers reach 80°F in July. The area gets 256 sunny days per year, above the national average. Annual precipitation totals 74.5 inches (wetter than the 38-inch national average). The city sits at an elevation of 512 feet.
Temperature
49°F Jan (10°C)
80°F Jul (27°C)
| Annual Average | 66.5°F |
| 23% above US avg | |
| January Average | 49°F (10°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 256 days/yr |
Geography
| Elevation | 512 ft (156 m) |
| Area | 6,043.9 sq mi (15,653.7 km²) |
| Population Density | 2/sq mi |
| Coordinates | 24.2701°N, 114.8549°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 | 81 km | 10 km |
| Feb 22, 2013 | 27 km NW of Heyuan, China | M4.5 | 58 km | 9 km |
| Feb 15, 2012 | 37 km NW of Heyuan, China | M4.4 | 52 km | 5 km |
| Aug 19, 1999 | 30 km NW of Heyuan, China | M4.4 | 57 km | 10 km |
| Aug 31, 2012 | 21 km WSW of Heyuan, China | M4.3 | 75 km | 10 km |
| Nov 12, 1995 | 49 km N of Hepo, China | M4.3 | 104 km | 10 km |
| Sep 21, 1991 | 23 km WNW of Heyuan, China | M4.2 | 60 km | 33 km |
| Mar 7, 2023 | 24 km NW of Heyuan, China | M4.2 | 58 km | 10 km |
| Feb 11, 2023 | 10 km WNW of Heyuan, China | M4.2 | 63 km | 10 km |
| Mar 24, 1999 | 33 km ENE of Heyuan, China | M4.1 | 51 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
33 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Wipha | Category 1 | — | 298 km |
| 2023 | Saola | Category 4 | 109 mph | 253 km |
| 2023 | Koinu | Category 3 | 92 mph | 296 km |
| 2020 | Mekkhala | Category 1 | 52 mph | 289 km |
| 2017 | Hato | Category 3 | 86 mph | 289 km |
| 2016 | Nida | Category 1 | 63 mph | 197 km |
| 2016 | Meranti | Category 1 | 63 mph | 296 km |
| 2016 | Haima | Category 1 | 69 mph | 202 km |
| 2015 | Linfa | Category 1 | 58 mph | 220 km |
| 2013 | Usagi | Category 3 | 98 mph | 144 km |
| 2010 | Fanapi | Category 1 | 58 mph | 269 km |
| 2009 | Molave | Category 1 | 75 mph | 248 km |
| 2006 | Chanchu | Category 2 | 86 mph | 244 km |
| 2005 | Sanvu | Category 1 | 58 mph | 290 km |
| 2003 | Dujuan | Category 4 | 81 mph | 186 km |
| 2001 | Utor | Category 1 | 58 mph | 164 km |
| 2000 | Bilis | Category 1 | — | 219 km |
| 1999 | Maggie | Category 2 | 52 mph | 175 km |
| 1999 | York | Category 1 | 63 mph | 246 km |
| 1999 | Sam | Category 1 | 63 mph | 205 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).