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Weather & Climate in Dadeng, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Dadeng enjoys a temperate climate with an average annual temperature of 69°F (21°C). Winters average 55°F in January while summers reach 83°F in July. The area gets 259 sunny days per year, above the national average. Annual precipitation totals 42.2 inches. The city sits at an elevation of 52 feet.
Temperature
55°F Jan (13°C)
83°F Jul (28°C)
| Annual Average | 69.4°F |
| 29% above US avg | |
| January Average | 55°F (13°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 259 days/yr |
Geography
| Elevation | 52 ft (16 m) |
| Area | 5.1 sq mi (13.2 km²) |
| Population Density | 494/sq mi |
| Coordinates | 24.5439°N, 118.3275°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
12 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.9.
| Feb 25, 1995 | 27 km S of Kerencun, China | M4.9 | 44 km | 10 km |
| Oct 28, 2013 | 75 km N of Magong, Taiwan | M4.6 | 135 km | 18 km |
| Feb 18, 1992 | 70 km SE of Jiangkou, China | M4.5 | 146 km | 33 km |
| Aug 17, 2019 | 102 km SSE of Zhenhaicun, China | M4.3 | 125 km | 10 km |
| Aug 1, 2019 | 86 km W of Magong, Taiwan | M4.2 | 110 km | 10 km |
| Aug 22, 2013 | 34 km WNW of Putian, China | M4.1 | 123 km | 15 km |
| Sep 3, 2013 | 31 km WNW of Putian, China | M4.1 | 121 km | 13 km |
| Oct 29, 2013 | 31 km WNW of Putian, China | M4.1 | 123 km | 14 km |
| Aug 5, 1999 | 54 km ESE of Dazuocun, China | M4.1 | 117 km | 10 km |
| Mar 2, 1992 | 10 km SSE of Zhenhaicun, China | M3.9 | 47 km | 28 km |
| Jun 3, 1991 | 64 km SE of Jincheng, Taiwan | M3.9 | 75 km | 10 km |
| Oct 15, 1997 | 36 km ENE of Jingfeng, China | M3.3 | 117 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
69 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Danas | Category 2 | — | 215 km |
| 2025 | Podul | Category 1 | — | 136 km |
| 2024 | Kong-rey | Category 2 | 63 mph | 169 km |
| 2024 | Krathon | Category 2 | 98 mph | 293 km |
| 2024 | Gaemi | Category 1 | 69 mph | 180 km |
| 2023 | Koinu | Category 4 | 92 mph | 285 km |
| 2023 | Doksuri | Category 2 | 92 mph | 48 km |
| 2023 | Haikui | Category 2 | 63 mph | 191 km |
| 2020 | Mekkhala | Category 1 | 58 mph | 74 km |
| 2018 | Maria | Category 2 | 98 mph | 221 km |
| 2017 | Nesat | Category 1 | 81 mph | 263 km |
| 2016 | Meranti | Category 5 | 104 mph | 28 km |
| 2016 | Nepartak | Category 4 | 86 mph | 226 km |
| 2016 | Megi | Category 2 | 86 mph | 162 km |
| 2015 | Dujuan | Category 3 | 86 mph | 84 km |
| 2015 | Soudelor | Category 2 | 81 mph | 112 km |
| 2015 | Linfa | Category 1 | 58 mph | 236 km |
| 2014 | Matmo | Category 1 | 69 mph | 143 km |
| 2013 | Usagi | Category 3 | 98 mph | 285 km |
| 2013 | Trami | Category 1 | 69 mph | 182 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
2 tsunamis recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1917 | SOUTH CHINA SEA | Earthquake | — | — | 26 km |
| 1604 | SOUTH CHINA SEA | Earthquake | — | — | 129 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 55°F (13°C) | 1.2 in | |
| February | 55°F (13°C) | 2.5 in | Coldest |
| March | 59°F (15°C) | 3.7 in | |
| April | 67°F (19°C) | 5.4 in | |
| May | 73°F (23°C) | 5.5 in | |
| June | 79°F (26°C) | 6.5 in | Wettest |
| July | 83°F (28°C) | 5.3 in | Warmest |
| August | 83°F (28°C) | 5.6 in | |
| September | 80°F (27°C) | 3.4 in | |
| October | 74°F (23°C) | 1.1 in | |
| November | 67°F (19°C) | 1.1 in | |
| December | 59°F (15°C) | 0.9 in | Driest |
Dadeng has a seasonal temperature swing of 28°F / from 55°F in February to 83°F in July. Total annual precipitation is 42.2 inches, with June being the wettest month (6.5") and December the driest (0.9").