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Sandu, China

Full City Profile

76,757 Population 1,785/sq mi density
92 ft Elevation 28 meters
76°F Avg Temperature 25°C
Sandu has a warm climate with an average annual temperature of 76°F (24°C). Winters average 65°F in January while summers reach 84°F in July. The area gets 228 sunny days per year. Annual precipitation totals 59.7 inches. The area receives 0.0 inches of snow annually.

Temperature

65°F Jan (18°C) 84°F Jul (29°C)
Annual Average76.2°F
41% above US avg
January Average65°F (18°C)
July Average84°F (29°C)
Sunny Days228 days/yr

Geography

Elevation92 ft (28 m)
Area43.0 sq mi (111.3 km²)
Population Density1,785/sq mi
Coordinates19.7894°N, 109.2150°W
TimezoneAsia/Shanghai

Precipitation & Snow

Annual Rainfall 59.7"
57% above US avg
Snowfall 0.0"
Wettest Month (Aug) 10.87"
Driest Month (Jan) 0.55"

Air Quality

Earthquake History

8 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.5. Most recent: M4.6 on Jun 23, 2023.

Jan 10, 1995 64 km WNW of Lincheng, China M5.5 47 km
Dec 31, 1994 77 km NNW of Lincheng, China M5.3 83 km
Jun 23, 2023 southeastern China M4.6 125 km
Jun 5, 1995 122 km NW of Sanya, China M4.4 112 km
Mar 23, 1995 60 km NNW of Lincheng, China M4.4 72 km
Apr 15, 1995 68 km NNW of Lincheng, China M4.3 80 km
May 7, 1995 63 km NNW of Lincheng, China M4.2 73 km
Feb 25, 1996 49 km WNW of Lincheng, China M4.1 23 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

66 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 5. Most recent: Matmo (2025).

Year Name Category Closest
2025 Matmo Category 2 167 km
2025 Ragasa Category 2 297 km
2025 Kajiki Category 2 202 km
2025 Wutip Category 1 58 km
2024 Yagi Category 4 61 km
2023 Talim Category 1 175 km
2022 Chaba Category 1 260 km
2017 Doksuri Category 2 269 km
2017 Khanun Category 1 236 km
2016 Sarika Category 1 113 km
2015 Mujigae Category 4 200 km
2014 Rammasun Category 5 109 km
2014 Kalmaegi Category 1 100 km
2013 Haiyan Category 2 139 km
2013 Wutip Category 2 291 km
2013 Rumbia Category 1 200 km
2012 Son-tinh Category 3 231 km
2012 Kai-tak Category 1 162 km
2011 Nesat Category 1 197 km
2010 Mindulle Category 1 275 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Nearby Volcanoes

1 volcano within 200 km. Closest: Hainan Volcanic Field (107 km).

Name Type Elevation Last Eruption Distance
Hainan Volcanic Field Pyroclastic cone(s) 196 m (643 ft) 1933 107 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 65°F (18°C) 0.6 in Coldest, Driest
February 67°F (19°C) 0.9 in
March 71°F (22°C) 1.3 in
April 78°F (25°C) 2.8 in
May 83°F (28°C) 6.9 in
June 84°F (29°C) 7.8 in
July 84°F (29°C) 8.9 in Warmest
August 84°F (29°C) 10.9 in Wettest
September 82°F (28°C) 9.7 in
October 78°F (26°C) 6.9 in
November 73°F (23°C) 2.3 in
December 67°F (20°C) 0.8 in

Sandu has a seasonal temperature swing of 19°F / from 65°F in January to 84°F in July. Total annual precipitation is 59.7 inches, with August being the wettest month (10.9") and January the driest (0.6").

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