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Longtan, China

Full City Profile

33 ft Elevation 10 meters
60°F Avg Temperature 16°C
Longtan enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 39°F in January while summers reach 82°F in July. The area gets 248 sunny days per year. Annual precipitation totals 52.2 inches. The area receives 3.4 inches of snow annually.

Temperature

39°F Jan (4°C) 82°F Jul (28°C)
Annual Average60.4°F
12% above US avg
January Average39°F (4°C)
July Average82°F (28°C)
Sunny Days248 days/yr

Geography

Elevation33 ft (10 m)
Area34.0 sq mi (88.0 km²)
Population Density0/sq mi
Coordinates32.1681°N, 119.0493°W
TimezoneAsia/Shanghai

Precipitation & Snow

Annual Rainfall 52.2"
37% above US avg
Snowfall 3.4"
Wettest Month (Jul) 7.80"
Driest Month (Dec) 1.10"

Air Quality

Earthquake History

5 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.9. Most recent: M4.9 on Sep 18, 2024.

Sep 18, 2024 29 km E of Hefei, China M4.9 141 km
Jul 20, 2012 22 km W of Xinghua, China M4.9 104 km
Jul 25, 2006 55 km ESE of Datong, China M4.4 141 km
Sep 13, 2024 35 km NW of Chaohu, China M4.2 136 km
Jul 8, 2024 19 km WNW of Taizhou, China M4.1 77 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

8 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 1. Most recent: Bebinca (2024).

Year Name Category Closest
2024 Bebinca Category 1 222 km
2022 Muifa Category 1 273 km
2012 Damrey Category 1 278 km
2005 Khanun Category 1 220 km
1994 Ellie Category 1 299 km
1990 Abe Category 1 216 km
1985 Mamie Category 1 188 km
1984 Ed Category 1 299 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

1 tsunami recorded within 500 km.

Year Location Cause Max Wave Deaths Distance
1930 JIANGSU PROVINCE Earthquake 33 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 39°F (4°C) 1.2 in Coldest
February 40°F (4°C) 1.8 in
March 47°F (8°C) 2.7 in
April 59°F (15°C) 3.4 in
May 69°F (20°C) 3.6 in
June 76°F (25°C) 6.0 in
July 82°F (28°C) 7.8 in Warmest, Wettest
August 82°F (28°C) 4.8 in
September 73°F (23°C) 4.0 in
October 64°F (18°C) 2.1 in
November 52°F (11°C) 2.0 in
December 41°F (5°C) 1.1 in Driest

Longtan has a seasonal temperature swing of 43°F / from 39°F in January to 82°F in July. Total annual precipitation is 40.5 inches, with July being the wettest month (7.8") and December the driest (1.1").

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