Su’ao, China

Full City Profile

30 ft Elevation 9 meters

68°F Avg Temperature 20°C

Su’ao enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 54°F in January while summers reach 84°F in July. The area gets 272 sunny days per year. Annual precipitation totals 46.4 inches. The area receives 0.0 inches of snow annually.

Temperature

54°F Jan (12°C) 84°F Jul (29°C)

Annual Average	67.7°F
	25% above US avg
January Average	54°F (12°C)
July Average	84°F (29°C)
Sunny Days	272 days/yr

Geography

Elevation	30 ft (9 m)
Area	733.2 sq mi (1,898.9 km²)
Population Density	0/sq mi
Coordinates	25.6160°N, 119.7067°W
Timezone	Asia/Shanghai

Precipitation & Snow

Annual Rainfall 46.4"

22% above US avg

Snowfall 0.0"

Wettest Month (Jun) 9.60"

Driest Month (Dec) 1.30"

Air Quality

Earthquake History

21 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.6. Most recent: M4.1 on May 14, 2015.

May 11, 2015	55 km NNW of Taichung, Taiwan	M4.6	135 km
May 11, 2015	49 km NNW of Taichung, Taiwan	M4.5	142 km
Mar 6, 2008	6 km ENE of Meipu, China	M4.5	102 km
Feb 18, 1992	70 km SE of Jiangkou, China	M4.5	67 km
May 1, 2015	53 km NNW of Taichung, Taiwan	M4.3	137 km
Jun 16, 2000	22 km WNW of Hsinchu, Taiwan	M4.2	134 km
Aug 5, 1999	54 km ESE of Dazuocun, China	M4.1	104 km
Sep 3, 2013	31 km WNW of Putian, China	M4.1	98 km
Oct 29, 2013	31 km WNW of Putian, China	M4.1	97 km
Aug 22, 2013	34 km WNW of Putian, China	M4.1	100 km
May 14, 2015	53 km NNW of Taichung, Taiwan	M4.1	138 km
Mar 6, 2008	15 km SW of Shuikou, China	M4.1	129 km
May 7, 2015	47 km NNW of Taichung, Taiwan	M4.0	143 km
May 18, 1998	34 km WNW of Hsinchu, Taiwan	M3.7	124 km
Mar 20, 1991	57 km WSW of Hsinchu, Taiwan	M3.6	131 km
Mar 23, 1991	64 km WSW of Hsinchu, Taiwan	M3.6	123 km
Nov 5, 1997	51 km WNW of Hsinchu, Taiwan	M3.6	108 km
Jul 4, 2008	39 km SW of Huangtian, China	M3.5	146 km
Apr 21, 1996	10 km WNW of Luoqiao, China	M3.5	127 km
Oct 15, 1997	36 km ENE of Jingfeng, China	M3.3	68 km

Source: USGS (M2.5+, 1990–2025)

Hurricane History

71 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 4. Most recent: Danas (2025).

Year	Name	Category	Closest
2025	Danas	Category 2	217 km
2025	Podul	Category 1	263 km
2024	Gaemi	Category 4	65 km
2024	Kong-rey	Category 3	128 km
2023	Doksuri	Category 2	137 km
2023	Haikui	Category 1	269 km
2021	Chanthu	Category 3	265 km
2020	Mekkhala	Category 1	256 km
2020	Hagupit	Category 1	239 km
2019	Mitag	Category 2	285 km
2018	Maria	Category 2	96 km
2017	Nesat	Category 2	144 km
2016	Meranti	Category 4	194 km
2016	Megi	Category 3	148 km
2016	Nepartak	Category 1	270 km
2015	Dujuan	Category 4	92 km
2015	Soudelor	Category 3	96 km
2014	Matmo	Category 2	58 km
2013	Fitow	Category 1	201 km
2013	Trami	Category 1	14 km

Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

1 tsunami recorded within 500 km.

Year	Location	Cause	Max Wave	Deaths	Distance
1604	SOUTH CHINA SEA	Earthquake	—	—	72 km

Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

1 volcano within 200 km. Closest: Tatun Volcanic Group (192 km).

Name	Type	Elevation	Last Eruption	Distance
Tatun Volcanic Group	Lava dome(s)	1,120 m (3,675 ft)	648	192 km

Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	54°F (12°C)	1.7 in
February	52°F (11°C)	3.1 in	Coldest
March	56°F (13°C)	5.1 in
April	64°F (18°C)	5.7 in
May	71°F (22°C)	7.0 in
June	78°F (25°C)	9.6 in	Wettest
July	84°F (29°C)	4.7 in	Warmest
August	82°F (28°C)	5.5 in
September	78°F (26°C)	4.8 in
October	71°F (22°C)	1.7 in
November	63°F (17°C)	1.4 in
December	55°F (13°C)	1.3 in	Driest

Su’ao has a seasonal temperature swing of 32°F / from 52°F in February to 84°F in July. Total annual precipitation is 51.6 inches, with June being the wettest month (9.6") and December the driest (1.3").

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