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Weather & Climate in Chang’an, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Chang’an experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 32°F in January while summers reach 70°F in July. The area gets 236 sunny days per year, above the national average. Annual precipitation totals 54.9 inches (wetter than the 38-inch national average). The area receives 2.2 inches of snow annually. The city sits at an elevation of 1,703 feet.
Temperature
32°F Jan (0°C)
70°F Jul (21°C)
| Annual Average | 51.7°F |
| 4% below US avg | |
| January Average | 32°F (0°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 236 days/yr |
Geography
| Elevation | 1,703 ft (519 m) |
| Area | 1,786.5 sq mi (4,627.1 km²) |
| Population Density | 7/sq mi |
| Coordinates | 30.8309°N, 109.5581°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
15 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.1.
| Dec 16, 2013 | 92 km WNW of Yichang, China | M5.1 | 86 km | 18 km |
| Mar 29, 2014 | 49 km WNW of Yichang, China | M5.1 | 117 km | 20 km |
| Mar 26, 2014 | 56 km WNW of Yichang, China | M4.8 | 112 km | 16 km |
| Dec 13, 2001 | 68 km NW of Yichang, China | M4.8 | 122 km | 33 km |
| Jun 16, 2017 | 95 km WNW of Yichang, China | M4.6 | 89 km | 10 km |
| May 27, 2014 | 93 km SW of Shiyan, China | M4.5 | 139 km | 22 km |
| Jul 18, 2013 | 66 km SSW of Wanxian, China | M4.4 | 149 km | 44 km |
| Jul 14, 1990 | 107 km NE of Wanxian, China | M4.4 | 92 km | 30 km |
| Jun 18, 2017 | 96 km WNW of Yichang, China | M4.4 | 92 km | 16 km |
| Oct 30, 2012 | 70 km WNW of Yichang, China | M4.4 | 97 km | 10 km |
| Feb 22, 2017 | 54 km W of Yichang, China | M4.2 | 113 km | 17 km |
| Apr 17, 1991 | 54 km SW of Yichang, China | M4.2 | 137 km | 10 km |
| Feb 10, 2005 | 41 km WNW of Lichuan, China | M4.1 | 119 km | 24 km |
| Mar 24, 2019 | 95 km NE of Enshi, China | M4.1 | 59 km | 15 km |
| Apr 20, 2014 | 90 km WNW of Yichang, China | M4.1 | 80 km | 15 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
6 tsunamis recorded within 500 km. Highest wave on record: 54.0 m (177 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1985 | QUYUAN, ZIGUI COUNTY | Meteorological | 54.0 m | 10 | 119 km |
| 2007 | DAYANTANG, ENSHI | Meteorological | 50.0 m | 8 | 75 km |
| 2003 | QINGGAN RIVER, HUBEI PROVINCE | Meteorological | 39.0 m | 24 | 101 km |
| 2008 | WU GORGE, WUSHAN COUNTY | Meteorological | 13.1 m | — | 43 km |
| 2015 | WUSHAN, CHONGQING | Meteorological | 6.2 m | 2 | 42 km |
| 2012 | ZHAOJUN BRIDGE, HUBEI PROVINCE | Meteorological | 5.2 m | — | 122 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 32°F (0°C) | 1.0 in | Coldest, Driest |
| February | 35°F (2°C) | 1.2 in | |
| March | 42°F (6°C) | 2.6 in | |
| April | 52°F (11°C) | 5.2 in | |
| May | 59°F (15°C) | 7.0 in | |
| June | 65°F (18°C) | 7.6 in | |
| July | 70°F (21°C) | 8.6 in | Warmest, Wettest |
| August | 70°F (21°C) | 6.8 in | |
| September | 62°F (17°C) | 6.9 in | |
| October | 53°F (12°C) | 4.6 in | |
| November | 44°F (7°C) | 2.4 in | |
| December | 36°F (2°C) | 1.1 in |
Chang’an has a seasonal temperature swing of 38°F / from 32°F in January to 70°F in July. Total annual precipitation is 54.9 inches, with July being the wettest month (8.6") and January the driest (1.0").