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Weather & Climate in Chengyang, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Chengyang experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 28°F in January while summers reach 78°F in July. The area gets 277 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 32.6 inches. The area receives 1.3 inches of snow annually. The city sits at an elevation of 367 feet.
Temperature
28°F Jan (-2°C)
78°F Jul (25°C)
| Annual Average | 54.4°F |
| 1% above US avg | |
| January Average | 28°F (-2°C) |
| July Average | 78°F (25°C) |
| Sunny Days | 277 days/yr |
Geography
| Elevation | 367 ft (112 m) |
| Area | 934.5 sq mi (2,420.4 km²) |
| Population Density | 71/sq mi |
| Coordinates | 35.5794°N, 118.8328°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.1.
| Sep 20, 1995 | 9 km NNE of Bianzhuang, China | M5.1 | 99 km | 18 km |
| Apr 9, 2000 | 77 km E of Xinpu, China | M4.1 | 145 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 |
| 2012 | Damrey | Category 1 | 75 mph | 194 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1668 | TANCHENG, SHANDONG PROVINCE | Earthquake | - | 42,578 | 38 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 0.4 in | Coldest, Driest |
| February | 32°F (0°C) | 0.5 in | |
| March | 43°F (6°C) | 0.8 in | |
| April | 55°F (13°C) | 1.7 in | |
| May | 65°F (19°C) | 1.8 in | |
| June | 73°F (23°C) | 4.3 in | |
| July | 78°F (25°C) | 10.3 in | Warmest, Wettest |
| August | 77°F (25°C) | 6.6 in | |
| September | 68°F (20°C) | 3.5 in | |
| October | 58°F (14°C) | 1.4 in | |
| November | 44°F (7°C) | 0.9 in | |
| December | 32°F (-0°C) | 0.4 in |
Chengyang has a seasonal temperature swing of 50°F / from 28°F in January to 78°F in July. Total annual precipitation is 32.5 inches, with July being the wettest month (10.3") and January the driest (0.4").