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Weather & Climate in Dalianwan, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Dalianwan experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 23°F in January while summers reach 75°F in July. The area gets 290 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 25.3 inches (drier than the 38-inch national average). The area receives 1.1 inches of snow annually. The city sits at an elevation of 79 feet.
Temperature
23°F Jan (-5°C)
75°F Jul (24°C)
| Annual Average | 51.1°F |
| 5% below US avg | |
| January Average | 23°F (-5°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 290 days/yr |
Geography
| Elevation | 79 ft (24 m) |
| Area | 34.5 sq mi (89.5 km²) |
| Population Density | 1,617/sq mi |
| Coordinates | 39.0286°N, 121.6950°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
14 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| Sep 18, 1997 | 48 km NE of Dengzhou, China | M4.8 | 115 km | 33 km |
| Aug 23, 2023 | 16 km E of Pulandian, China | M4.7 | 57 km | 10 km |
| Dec 30, 1993 | 95 km NNE of Weihai, China | M4.6 | 120 km | 33 km |
| Apr 28, 2024 | 90 km SSE of Zhangzi, China | M4.6 | 139 km | 10 km |
| Apr 12, 1997 | 59 km NNW of Dengzhou, China | M4.5 | 129 km | 33 km |
| Aug 16, 2021 | 98 km SSE of Beidaihehaibin, China | M4.4 | 147 km | 10 km |
| Aug 31, 2011 | 75 km WSW of Lüshun, China | M4.4 | 120 km | 10 km |
| May 10, 2022 | 93 km NNW of Lüshun, China | M4.4 | 101 km | 10 km |
| Mar 2, 2017 | 43 km N of Dengzhou, China | M4.4 | 121 km | 13 km |
| Mar 27, 2017 | 20 km NNW of Dengzhou, China | M4.3 | 148 km | 16 km |
| Jun 28, 2015 | 31 km W of Lüshun, China | M4.3 | 74 km | 15 km |
| Apr 25, 1993 | 13 km S of Zhuanghe, China | M4.1 | 130 km | 33 km |
| Mar 13, 1991 | 32 km ENE of Dengzhou, China | M4.0 | 132 km | 33 km |
| Nov 8, 1999 | 57 km SSE of Lüshun, China | M3.6 | 81 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
1 hurricane (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2020 | Bavi | Category 1 | 81 mph | 269 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 23°F (-5°C) | 0.4 in | Coldest |
| February | 27°F (-3°C) | 0.3 in | Driest |
| March | 38°F (3°C) | 0.6 in | |
| April | 51°F (11°C) | 1.4 in | |
| May | 62°F (16°C) | 1.9 in | |
| June | 69°F (21°C) | 2.9 in | |
| July | 75°F (24°C) | 6.7 in | Wettest |
| August | 76°F (24°C) | 6.0 in | Warmest |
| September | 68°F (20°C) | 2.6 in | |
| October | 56°F (13°C) | 1.3 in | |
| November | 41°F (5°C) | 0.9 in | |
| December | 29°F (-2°C) | 0.4 in |
Dalianwan has a seasonal temperature swing of 53°F / from 23°F in January to 76°F in August. Total annual precipitation is 25.3 inches, with July being the wettest month (6.7") and February the driest (0.3").