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Weather & Climate in Mengyin, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mengyin experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 28°F in January while summers reach 78°F in July. The area gets 282 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 29.7 inches (drier than the 38-inch national average). The area receives 1.2 inches of snow annually. The city sits at an elevation of 597 feet.
Temperature
28°F Jan (-2°C)
78°F Jul (26°C)
| Annual Average | 54.9°F |
| 2% above US avg | |
| January Average | 28°F (-2°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 282 days/yr |
Geography
| Elevation | 597 ft (182 m) |
| Area | 618.4 sq mi (1,601.6 km²) |
| Population Density | 107/sq mi |
| Coordinates | 35.7069°N, 117.9264°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 | 89 km | 18 km |
| May 1, 2022 | 11 km SE of Suozhen, China | M4.3 | 133 km | 10 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 | 268 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 | 76 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 0.3 in | Coldest, Driest |
| February | 33°F (0°C) | 0.5 in | |
| March | 43°F (6°C) | 0.8 in | |
| April | 57°F (14°C) | 1.6 in | |
| May | 67°F (19°C) | 1.8 in | |
| June | 75°F (24°C) | 3.9 in | |
| July | 78°F (26°C) | 9.3 in | Warmest, Wettest |
| August | 76°F (25°C) | 6.1 in | |
| September | 68°F (20°C) | 3.2 in | |
| October | 58°F (14°C) | 1.2 in | |
| November | 44°F (7°C) | 0.9 in | |
| December | 32°F (0°C) | 0.4 in |
Mengyin has a seasonal temperature swing of 50°F / from 28°F in January to 78°F in July. Total annual precipitation is 29.7 inches, with July being the wettest month (9.3") and January the driest (0.3").