Shanmen, China

Full City Profile

3,130 Population 3/sq mi density

1,142 ft Elevation 348 meters

61°F Avg Temperature 16°C

Shanmen enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 40°F in January while summers reach 81°F in July. The area gets 238 sunny days per year. Annual precipitation totals 54.2 inches. The area receives 0.0 inches of snow annually.

Temperature

40°F Jan (5°C) 81°F Jul (27°C)

Annual Average	61.4°F
	14% above US avg
January Average	40°F (5°C)
July Average	81°F (27°C)
Sunny Days	238 days/yr

Geography

Elevation	1,142 ft (348 m)
Area	1,135.5 sq mi (2,941.0 km²)
Population Density	3/sq mi
Coordinates	27.2250°N, 110.6928°W
Timezone	Asia/Shanghai

Precipitation & Snow

Annual Rainfall 54.2"

43% above US avg

Snowfall 0.0"

Wettest Month (May) 8.66"

Driest Month (Dec) 1.57"

Air Quality

Earthquake History

1 earthquake (M2.5+) within 150 km since 1990. Strongest: M3.8. Most recent: M3.8 on Jun 3, 1991.

Jun 3, 1991	6 km S of Xiaoshajiang, China	M3.8	28 km

Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	40°F (5°C)	2.1 in	Coldest
February	43°F (6°C)	2.8 in
March	50°F (10°C)	4.1 in
April	61°F (16°C)	7.3 in
May	70°F (21°C)	8.7 in	Wettest
June	76°F (24°C)	8.4 in
July	81°F (27°C)	4.8 in	Warmest
August	80°F (27°C)	4.7 in
September	73°F (23°C)	3.0 in
October	64°F (18°C)	3.9 in
November	54°F (12°C)	2.9 in
December	45°F (7°C)	1.6 in	Driest

Shanmen has a seasonal temperature swing of 41°F / from 40°F in January to 81°F in July. Total annual precipitation is 54.2 inches, with May being the wettest month (8.7") and December the driest (1.6").

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