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Weather & Climate in Daidaon, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Daidaon enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 45°F in January while summers reach 82°F in July. The area gets 259 sunny days per year, above the national average. Annual precipitation totals 41.2 inches. The city sits at an elevation of 10 feet.
Temperature
45°F Jan (7°C)
82°F Jul (28°C)
| Annual Average | 63.6°F |
| 18% above US avg | |
| January Average | 45°F (7°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 259 days/yr |
Geography
| Elevation | 10 ft (3 m) |
| Area | 9.6 sq mi (24.9 km²) |
| Population Density | 15/sq mi |
| Coordinates | 30.2953°N, 122.1979°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.0.
| May 25, 2004 | 12 km NE of Shenjiamen, China | M4.0 | 34 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
32 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Bebinca | Category 1 | 86 mph | 54 km |
| 2022 | Hinnamnor | Category 3 | 104 mph | 266 km |
| 2022 | Muifa | Category 2 | 92 mph | 30 km |
| 2021 | Chanthu | Category 2 | 98 mph | 124 km |
| 2021 | In-fa | Category 1 | 86 mph | 277 km |
| 2020 | Bavi | Category 3 | 98 mph | 269 km |
| 2019 | Lingling | Category 4 | 98 mph | 288 km |
| 2019 | Lekima | Category 2 | 98 mph | 178 km |
| 2019 | Mitag | Category 1 | 69 mph | 189 km |
| 2015 | Chan-hom | Category 2 | 98 mph | 59 km |
| 2012 | Haikui | Category 1 | 75 mph | 156 km |
| 2011 | Muifa | Category 1 | 81 mph | 232 km |
| 2010 | Kompasu | Category 3 | 86 mph | 273 km |
| 2005 | Khanun | Category 3 | 86 mph | 160 km |
| 2005 | Matsa | Category 1 | 75 mph | 262 km |
| 2004 | Rananim | Category 2 | 69 mph | 246 km |
| 2002 | Rammasun | Category 3 | 92 mph | 178 km |
| 2000 | Saomai | Category 2 | 81 mph | 285 km |
| 2000 | Jelawat | Category 2 | 81 mph | 117 km |
| 2000 | Prapiroon | Category 1 | 81 mph | 97 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 3.0 m (10 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1991 | AOSHAN | Meteorological | 3.0 m | - | 39 km |
Source: NOAA/NCEI Historical Tsunami Database.