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Sandu, China

Hainan · China

Sandu is a mid-size city in Hainan, China with a population of 76,757. Elevation: 92 ft (28 m). Average temperature: 76°F (25°C).

76,757 Population 1,785/sq mi density
92 ft Elevation 28 meters
76°F Avg Temperature 25°C
59.7 in Annual Rain
Asia / Shanghai Timezone

Discover Sandu, China

Explore over 40 sections covering people, economy, housing, health, crime, climate, community, costs, trends, schools, colleges, hospitals, treatment centers, industries, museums, libraries, breweries, farmers markets, grocery stores, pharmacies, campgrounds, parks, trails, stadiums, ski resorts, daycare centers, nursing homes, churches, fire stations, cell towers, bridges, power plants, EV stations, prisons, radio stations, airports, police stations, post offices, Amtrak stations, superfund sites, UNESCO sites, and more.
Use the tabs and dropdown menus below to navigate every data point we track for this city.

Full City Profile

People

Population76,757
Density1,785/mi²

Climate

Avg Temp76°F (25°C)
Rain59.7 in/yr
Sunny Days228/yr
Elevation92 ft (28 m)
Population76,757
Population Density1,785 / sq mi
Elevation92 ft (28 m)
Coordinates19.7894°, 109.2150°
TimezoneAsia/Shanghai
Country🇨🇳 China
State / ProvinceHainan
Average Temperature76°F (25°C)
January Average65°F (18°C)
July Average84°F (29°C)
Annual Precipitation59.7 inches (1,515 mm)
Annual Snowfall0.0 inches (0 cm)

About Sandu

Sandu is a mid-size city in China (Hainan) with a population of 76,757. The city sits at an elevation of 92 feet (28 meters) above sea level. The average annual temperature is 76°F (25°C). Temperatures range from 65°F in January to 84°F in July. Annual precipitation averages 59.7 inches. The timezone is Asia/Shanghai.

Climate in Sandu

Sandu has an average annual temperature of 25.5°C (78°F). The hottest month is Jul (29.8°C), the coldest is Jan (19.4°C). Average annual precipitation is 1939 mm.

Month Avg °C / °F Min / Max °C Rain (mm)
Jan 19.4°C / 67°F 13.1° / 25.7° 25.3
Feb 20.8°C / 70°F 15° / 29.2° 40.4
Mar 23.8°C / 75°F 17.4° / 32.1° 34.5
Apr 26.6°C / 80°F 21.3° / 33.6° 66.1
May 28.5°C / 83°F 23.8° / 34° 221.8
Jun 29.7°C / 85°F 26.9° / 33.8° 192.5
Jul 29.8°C / 86°F 27.4° / 33.3° 248.7
Aug 29.3°C / 85°F 27° / 32.1° 312.3
Sep 28.6°C / 83°F 25.7° / 31.6° 324.6
Oct 26.2°C / 79°F 22° / 30.6° 381.9
Nov 23.8°C / 75°F 19° / 28.1° 72.3
Dec 19.7°C / 67°F 13.9° / 25.5° 18.6
Sandu has a warm climate with an average annual temperature of 76°F (25°C). Winters average 65°F in January while summers reach 84°F in July / relatively mild seasonal variation. The area gets 228 sunny days per year, above the national average. Annual precipitation totals 59.7 inches (wetter than the 38-inch national average). The city sits at an elevation of 92 feet.

Temperature

65°F Jan (18°C) 84°F Jul (29°C)
Annual Average76.2°F
41% above China 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 China 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").

View full weather details →

Museums in Sandu

NameTypeAddressPhoneAnnual Revenue
3号馆
Dongpo Academy
中国海南海花岛博物馆8号馆
海花岛博物馆2号馆
海花岛博物馆4号馆
海花岛博物馆6号馆

Farmers Markets in Sandu

NameAddressSeasonHoursOrganicWebsite
儋州滨海新区临时农贸市场

Hotels in Sandu

1 hotels within city radius — OpenStreetMap data

Yangpu Welcome Guesthouse

Bus Stations in Sandu

1 bus stations within city radius — OpenStreetMap data

CN #8879817021

Gas Stations in Sandu

3 gas stations within city radius — OpenStreetMap data

CN #1144434292
CN #810268443
CN #810268446

Airports Near Sandu

2 airports within the area.

AirportIATAType
Jialaishi Air BaseMedium Airport
Xiqing General Aviation AirportSmall Airport

Quick Facts

Timezone
Asia/Shanghai

Around Sandu

Places within 5 km radius — OpenStreetMap data

Schools 1
Hotels 1
Parks 1
Places of Worship 1

🇨🇳 About China

Capital Beijing
Population 1,411,778,724
Area 9,596,960 km²
GDP (USD) $18,270,356,654,533
GDP per capita $12,951
HDI 0.788
Life expectancy 78.0 years
Internet users 90.6%
Urban population 65.5%
Currency CNY (Yuan Renminbi)
Languages Chinese
Calling code +86
TLD .cn
Driving side right

Public Holidays in China

6 public holidays this year

Date Holiday Local Name
Jan 1 New Year's Day 元旦
Feb 17 Chinese New Year (Spring Festival) 春节
May 1 Labour Day 劳动节
Jun 19 Dragon Boat Festival 端午节
Sep 25 Mid-Autumn Festival 中秋节
Oct 1 National Day 国庆节

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Frequently Asked Questions About Sandu

What is the population of Sandu?

Sandu has a population of 76,757 residents and is located in China. The population density is 1,785 people per square mile, spread across 43.0 square miles.

What is the weather like in Sandu?

Sandu has a warm climate with an average annual temperature of 76°F (25°C). Winter temperatures average 65°F in January, while summers reach an average of 84°F in July. The area receives 228 sunny days per year. Annual rainfall totals 59.7 inches.

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