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Weather & Climate in Gannan, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Gannan has a cool climate with an average annual temperature of 37°F (3°C). Winters average -3°F in January while summers reach 72°F in July / a wide seasonal temperature swing of 75°F. The area gets 305 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 17.3 inches (drier than the 38-inch national average). The city sits at an elevation of 587 feet.
Temperature
-3°F Jan (-20°C)
72°F Jul (22°C)
| Annual Average | 37.2°F |
| 31% below US avg | |
| January Average | -3°F (-20°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 305 days/yr |
Geography
| Elevation | 587 ft (179 m) |
| Area | 1,849.7 sq mi (4,790.7 km²) |
| Population Density | 32/sq mi |
| Coordinates | 47.9204°N, 123.5005°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.7.
| Jul 7, 2008 | 30 km SW of Longjiang, China | M4.7 | 98 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | -3°F (-20°C) | 0.0 in | Coldest, Driest |
| February | 6°F (-15°C) | 0.1 in | |
| March | 23°F (-5°C) | 0.2 in | |
| April | 42°F (6°C) | 0.6 in | |
| May | 57°F (14°C) | 1.2 in | |
| June | 68°F (20°C) | 3.0 in | |
| July | 72°F (22°C) | 5.6 in | Warmest, Wettest |
| August | 68°F (20°C) | 3.8 in | |
| September | 56°F (13°C) | 1.9 in | |
| October | 39°F (4°C) | 0.6 in | |
| November | 18°F (-8°C) | 0.2 in | |
| December | 2°F (-17°C) | 0.1 in |
Gannan has a seasonal temperature swing of 75°F / from -3°F in January to 72°F in July. Total annual precipitation is 17.3 inches, with July being the wettest month (5.6") and January the driest (0.0").