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Weather & Climate in Chengtan, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Chengtan enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 43°F in January while summers reach 83°F in July. The area gets 249 sunny days per year, above the national average. Annual precipitation totals 55.9 inches (wetter than the 38-inch national average). The city sits at an elevation of 164 feet.
Temperature
43°F Jan (6°C)
83°F Jul (29°C)
| Annual Average | 63.4°F |
| 17% above US avg | |
| January Average | 43°F (6°C) |
| July Average | 83°F (29°C) |
| Sunny Days | 249 days/yr |
Geography
| Elevation | 164 ft (50 m) |
| Area | 38.7 sq mi (100.2 km²) |
| Population Density | 0/sq mi |
| Coordinates | 29.4488°N, 120.7901°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Hurricane History
26 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Bebinca | Category 1 | 81 mph | 188 km |
| 2022 | Muifa | Category 2 | 92 mph | 154 km |
| 2021 | Chanthu | Category 2 | 98 mph | 269 km |
| 2020 | Hagupit | Category 1 | 81 mph | 197 km |
| 2019 | Lekima | Category 4 | 104 mph | 19 km |
| 2019 | Mitag | Category 1 | 81 mph | 166 km |
| 2015 | Chan-hom | Category 3 | 98 mph | 156 km |
| 2013 | Fitow | Category 1 | 75 mph | 273 km |
| 2012 | Haikui | Category 1 | 75 mph | 159 km |
| 2007 | Wipha | Category 3 | 86 mph | 212 km |
| 2006 | Saomai | Category 4 | 115 mph | 262 km |
| 2005 | Khanun | Category 3 | 92 mph | 12 km |
| 2005 | Matsa | Category 1 | 81 mph | 179 km |
| 2004 | Rananim | Category 2 | 92 mph | 128 km |
| 2002 | Sinlaku | Category 1 | 86 mph | 250 km |
| 2001 | Chebi | Category 1 | — | 251 km |
| 2000 | Prapiroon | Category 1 | 81 mph | 229 km |
| 2000 | Jelawat | Category 1 | 75 mph | 99 km |
| 1997 | Winnie | Category 1 | 86 mph | 61 km |
| 1994 | Fred | Category 3 | 92 mph | 173 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 | — | 142 km |
Source: NOAA/NCEI Historical Tsunami Database.