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Weather & Climate in Changma, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Changma experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 13°F in January while summers reach 78°F in July / a wide seasonal temperature swing of 65°F. The area gets 336 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 2.2 inches (drier than the 38-inch national average). The area receives 3.9 inches of snow annually. The city sits at an elevation of 6,752 feet.
Temperature
13°F Jan (-10°C)
78°F Jul (26°C)
| Annual Average | 48.8°F |
| 10% below US avg | |
| January Average | 13°F (-10°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 336 days/yr |
Geography
| Elevation | 6,752 ft (2,058 m) |
| Area | 5.8 sq mi (15.0 km²) |
| Population Density | 686/sq mi |
| Coordinates | 39.8667°N, 96.7667°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
23 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.8.
| Nov 20, 1996 | 94 km WSW of Laojunmiao, China | M5.8 | 30 km | 33 km |
| Jan 12, 1992 | 15 km S of Jiayuguan, China | M5.2 | 133 km | 22 km |
| Oct 10, 2003 | 26 km SSW of Jiayuguan, China | M5.1 | 129 km | 10 km |
| Jun 12, 1995 | 220 km WSW of Laojunmiao, China | M5.1 | 146 km | 24 km |
| Oct 2, 2009 | 147 km WSW of Laojunmiao, China | M5.0 | 73 km | 10 km |
| Jul 10, 2001 | 91 km SSW of Jiayuguan, China | M5.0 | 141 km | 33 km |
| Mar 17, 2022 | 99 km S of Laojunmiao, China | M5.0 | 124 km | 10 km |
| Apr 27, 2019 | 82 km SSW of Laojunmiao, China | M5.0 | 98 km | 20 km |
| Mar 21, 2016 | 44 km NNW of Jiayuguan, China | M4.8 | 125 km | 15 km |
| Jul 16, 2008 | 194 km WSW of Laojunmiao, China | M4.7 | 117 km | 2 km |
| Apr 9, 2024 | 38 km SSW of Laojunmiao, China | M4.7 | 86 km | 10 km |
| Oct 25, 2013 | 32 km WSW of Laojunmiao, China | M4.7 | 54 km | 15 km |
| Mar 25, 2022 | 140 km SSW of Laojunmiao, China | M4.6 | 149 km | 10 km |
| Jun 12, 2004 | 207 km W of Laojunmiao, China | M4.6 | 126 km | 46 km |
| May 18, 2003 | 11 km WSW of Laojunmiao, China | M4.5 | 74 km | 33 km |
| Jun 28, 2004 | 68 km SW of Laojunmiao, China | M4.4 | 72 km | 10 km |
| Jan 7, 2024 | 75 km SW of Laojunmiao, China | M4.4 | 77 km | 10 km |
| Feb 2, 2003 | 55 km SSW of Laojunmiao, China | M4.3 | 86 km | 14 km |
| May 22, 2007 | 107 km S of Laojunmiao, China | M4.2 | 146 km | 23 km |
| May 16, 2024 | 77 km SSW of Laojunmiao, China | M4.1 | 83 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 13°F (-10°C) | 0.0 in | Coldest, Driest |
| February | 22°F (-5°C) | 0.1 in | |
| March | 35°F (1°C) | 0.2 in | |
| April | 49°F (9°C) | 0.2 in | |
| May | 60°F (16°C) | 0.4 in | |
| June | 68°F (20°C) | 0.4 in | |
| July | 78°F (26°C) | 0.6 in | Warmest, Wettest |
| August | 69°F (21°C) | 0.5 in | |
| September | 59°F (15°C) | 0.2 in | |
| October | 45°F (7°C) | 0.1 in | |
| November | 30°F (-1°C) | 0.1 in | |
| December | 19°F (-8°C) | 0.0 in |
Changma has a seasonal temperature swing of 65°F / from 13°F in January to 78°F in July. Total annual precipitation is 2.8 inches, with July being the wettest month (0.6") and January the driest (0.0").