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Weather & Climate in Hongkou, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hongkou enjoys a temperate climate with an average annual temperature of 62°F (16°C). Winters average 42°F in January while summers reach 83°F in July. The area gets 261 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 53.8 inches (wetter than the 38-inch national average). The city sits at an elevation of 36 feet.
Temperature
42°F Jan (6°C)
83°F Jul (28°C)
| Annual Average | 61.5°F |
| 14% above US avg | |
| January Average | 42°F (6°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 261 days/yr |
Geography
| Elevation | 36 ft (11 m) |
| Area | 0.7 sq mi (1.7 km²) |
| Population Density | 0/sq mi |
| Coordinates | 31.2500°N, 121.4892°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.0.
| Feb 9, 1990 | 27 km E of Changshu City, China | M5.0 | 64 km | 10 km |
| Jul 19, 2010 | 50 km ENE of Juegang, China | M4.5 | 145 km | 25 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
21 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Bebinca | Category 1 | 81 mph | 37 km |
| 2022 | Muifa | Category 2 | 92 mph | 21 km |
| 2021 | Chanthu | Category 2 | 98 mph | 175 km |
| 2019 | Lekima | Category 2 | 69 mph | 213 km |
| 2015 | Chan-hom | Category 1 | 92 mph | 157 km |
| 2012 | Haikui | Category 1 | 75 mph | 273 km |
| 2012 | Damrey | Category 1 | 81 mph | 279 km |
| 2005 | Khanun | Category 2 | 75 mph | 141 km |
| 2002 | Rammasun | Category 2 | 86 mph | 230 km |
| 2000 | Jelawat | Category 2 | 81 mph | 219 km |
| 2000 | Prapiroon | Category 1 | 81 mph | 165 km |
| 1997 | Winnie | Category 1 | 81 mph | 265 km |
| 1994 | Seth | Category 1 | 63 mph | 269 km |
| 1994 | Ellie | Category 1 | 69 mph | 192 km |
| 1994 | Doug | Category 1 | 75 mph | 193 km |
| 1990 | Abe | Category 2 | 63 mph | 127 km |
| 1986 | Vera | Category 1 | 86 mph | 271 km |
| 1985 | Mamie | Category 1 | 75 mph | 51 km |
| 1984 | Ed | Category 1 | 63 mph | 99 km |
| 1983 | Forrest | Category 3 | 115 mph | 289 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (6°C) | 1.8 in | Coldest |
| February | 42°F (6°C) | 2.1 in | |
| March | 49°F (9°C) | 2.7 in | |
| April | 59°F (15°C) | 3.1 in | |
| May | 68°F (20°C) | 3.7 in | |
| June | 75°F (24°C) | 6.4 in | Wettest |
| July | 83°F (28°C) | 5.7 in | Warmest |
| August | 82°F (28°C) | 5.6 in | |
| September | 75°F (24°C) | 4.9 in | |
| October | 66°F (19°C) | 1.9 in | |
| November | 55°F (13°C) | 1.8 in | |
| December | 45°F (7°C) | 1.7 in | Driest |
Hongkou has a seasonal temperature swing of 41°F / from 42°F in January to 83°F in July. Total annual precipitation is 41.4 inches, with June being the wettest month (6.4") and December the driest (1.7").