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Weather & Climate in Xiamayu, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Xiamayu experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 21°F in January while summers reach 73°F in July. The area gets 315 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 16.5 inches (drier than the 38-inch national average). The area receives 12.0 inches of snow annually. The city sits at an elevation of 3,448 feet.
Temperature
21°F Jan (-6°C)
73°F Jul (23°C)
| Annual Average | 47.1°F |
| 13% below US avg | |
| January Average | 21°F (-6°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 315 days/yr |
Geography
| Elevation | 3,448 ft (1,051 m) |
| Area | 5,427.2 sq mi (14,056.4 km²) |
| Population Density | 2/sq mi |
| Coordinates | 39.3961°N, 113.1084°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
38 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.4.
| Mar 25, 1991 | 58 km ESE of Datong, China | M5.4 | 89 km | 10 km |
| Nov 1, 1999 | 62 km ESE of Datong, China | M5.3 | 94 km | 10 km |
| Jan 28, 1991 | 4 km WNW of Xinzhou, China | M5.0 | 114 km | 33 km |
| Apr 4, 2010 | 55 km E of Datong, China | M4.9 | 99 km | 12 km |
| May 15, 1999 | 58 km S of Datong, China | M4.7 | 31 km | 10 km |
| Jun 5, 2010 | 23 km SSW of Xinzhou, China | M4.7 | 138 km | 10 km |
| Sep 10, 1993 | 105 km WNW of Yuanping, China | M4.6 | 142 km | 33 km |
| Aug 16, 2025 | 15 km ESE of Datong, China | M4.5 | 77 km | 10 km |
| Oct 2, 1999 | 4 km SW of Datong, China | M4.5 | 75 km | 10 km |
| Mar 30, 2020 | 72 km SSE of Hohhot, China | M4.5 | 138 km | 10 km |
| Apr 6, 2016 | 23 km NE of Yuanping, China | M4.4 | 59 km | 10 km |
| Mar 28, 2009 | 25 km NE of Yuanping, China | M4.4 | 59 km | 10 km |
| May 15, 1999 | 62 km SSE of Datong, China | M4.4 | 44 km | 10 km |
| Jun 26, 1993 | 52 km NW of Tianchang, China | M4.4 | 123 km | 33 km |
| Aug 4, 2025 | 25 km SE of Datong, China | M4.3 | 69 km | 10 km |
| Nov 13, 1995 | 80 km SSW of Datong, China | M4.3 | 20 km | 33 km |
| May 18, 2024 | 48 km NE of Datong, China | M4.3 | 121 km | 10 km |
| Apr 3, 2025 | 68 km S of Datong, China | M4.3 | 13 km | 10 km |
| Apr 27, 1991 | 15 km NW of Datong, China | M4.2 | 86 km | 10 km |
| Mar 6, 2011 | 100 km WNW of Yuanping, China | M4.2 | 131 km | 9 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 21°F (-6°C) | 0.1 in | Driest |
| February | 24°F (-5°C) | 0.2 in | |
| March | 36°F (2°C) | 0.3 in | |
| April | 51°F (10°C) | 0.7 in | |
| May | 63°F (17°C) | 1.2 in | |
| June | 70°F (21°C) | 1.9 in | |
| July | 73°F (23°C) | 4.3 in | Warmest, Wettest |
| August | 70°F (21°C) | 4.1 in | |
| September | 60°F (16°C) | 1.9 in | |
| October | 49°F (9°C) | 0.8 in | |
| November | 33°F (1°C) | 0.3 in | |
| December | 21°F (-6°C) | 0.1 in | Coldest |
Xiamayu has a seasonal temperature swing of 52°F / from 21°F in December to 73°F in July. Total annual precipitation is 15.9 inches, with July being the wettest month (4.3") and January the driest (0.1").