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Weather & Climate in Xiaolan, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Xiaolan has a warm climate with an average annual temperature of 73°F (23°C). Winters average 59°F in January while summers reach 84°F in July. The area gets 259 sunny days per year, above the national average. Annual precipitation totals 82.9 inches (wetter than the 38-inch national average). The city sits at an elevation of 20 feet.
Temperature
59°F Jan (15°C)
84°F Jul (29°C)
| Annual Average | 73.0°F |
| 35% above US avg | |
| January Average | 59°F (15°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 259 days/yr |
Geography
| Elevation | 20 ft (6 m) |
| Area | 29.1 sq mi (75.4 km²) |
| Population Density | 0/sq mi |
| Coordinates | 22.6783°N, 113.2313°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
3 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.
| Sep 26, 1997 | 4 km NNW of Sanshui, China | M4.2 | 68 km | 33 km |
| Jun 23, 2025 | 13 km N of Qingyuan, China | M4.0 | 128 km | 10 km |
| Jan 4, 2020 | 14 km SW of Tai O, Hong Kong | M3.8 | 78 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
53 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Ragasa | Category 4 | — | 136 km |
| 2025 | Tapah | Category 1 | — | 117 km |
| 2025 | Wipha | Category 1 | — | 98 km |
| 2023 | Saola | Category 4 | 109 mph | 80 km |
| 2023 | Koinu | Category 3 | 98 mph | 115 km |
| 2023 | Talim | Category 1 | 69 mph | 249 km |
| 2022 | Chaba | Category 1 | 81 mph | 265 km |
| 2021 | Cempaka | Category 1 | 81 mph | 160 km |
| 2018 | Mangkhut | Category 2 | 86 mph | 103 km |
| 2017 | Hato | Category 3 | 86 mph | 63 km |
| 2017 | Khanun | Category 2 | 86 mph | 229 km |
| 2016 | Nida | Category 1 | 63 mph | 100 km |
| 2016 | Haima | Category 1 | 69 mph | 213 km |
| 2013 | Krosa | Category 3 | 81 mph | 291 km |
| 2013 | Usagi | Category 2 | 92 mph | 145 km |
| 2013 | Utor | Category 2 | 81 mph | 175 km |
| 2012 | Vicente | Category 4 | 92 mph | 88 km |
| 2012 | Kai-tak | Category 1 | 75 mph | 279 km |
| 2010 | Chanthu | Category 1 | 81 mph | 296 km |
| 2009 | Koppu | Category 1 | 75 mph | 127 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 59°F (15°C) | 1.6 in | Coldest |
| February | 59°F (15°C) | 2.4 in | |
| March | 65°F (18°C) | 3.5 in | |
| April | 72°F (22°C) | 7.4 in | |
| May | 79°F (26°C) | 11.7 in | Wettest |
| June | 82°F (28°C) | 11.4 in | |
| July | 84°F (29°C) | 10.3 in | Warmest |
| August | 84°F (29°C) | 10.7 in | |
| September | 81°F (27°C) | 6.7 in | |
| October | 76°F (25°C) | 3.5 in | |
| November | 68°F (20°C) | 1.6 in | |
| December | 60°F (16°C) | 1.4 in | Driest |
Xiaolan has a seasonal temperature swing of 26°F / from 59°F in January to 84°F in July. Total annual precipitation is 72.2 inches, with May being the wettest month (11.7") and December the driest (1.4").