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Tainan, Taiwan

Full City Profile

1,856,642 Population 27,376/sq mi density
85 ft Elevation 26 meters
75°F Avg Temperature 24°C
Tainan has a warm climate with an average annual temperature of 75°F (24°C). Winters average 64°F in January while summers reach 84°F in July. The area gets 209 sunny days per year. Annual precipitation totals 88.4 inches. The area receives 0.0 inches of snow annually.

Temperature

64°F Jan (18°C) 84°F Jul (29°C)
Annual Average75.2°F
39% above US avg
January Average64°F (18°C)
July Average84°F (29°C)
Sunny Days209 days/yr

Geography

Elevation85 ft (26 m)
Area846.2 sq mi (2,191.7 km²)
Population Density27,376/sq mi
Coordinates22.9908°N, 120.2133°W
TimezoneAsia/Taipei

Precipitation & Snow

Annual Rainfall 88.4"
133% above US avg
Snowfall 0.0"
Wettest Month (Aug) 21.42"
Driest Month (Nov) 0.71"

Air Quality

Earthquake History

987 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.7. Most recent: M0.0 on Aug 29, 2025.

Sep 20, 1999 21 km S of Puli, Taiwan M7.7 117 km
Sep 18, 2022 90 km E of Yujing, Taiwan M6.9 117 km
Mar 22, 2022 65 km S of Hualien City, Taiwan M6.7 150 km
Sep 25, 1999 31 km SE of Puli, Taiwan M6.5 127 km
Sep 17, 2022 96 km SE of Lugu, Taiwan M6.5 124 km
Feb 5, 2016 25 km SE of Yujing, Taiwan M6.4 40 km
Jun 10, 2000 29 km ESE of Puli, Taiwan M6.4 140 km
Sep 22, 1999 33 km SE of Puli, Taiwan M6.4 127 km
Sep 20, 1999 44 km SSE of Lugu, Taiwan M6.4 89 km
Mar 4, 2010 41 km SE of Yujing, Taiwan M6.3 60 km
Nov 1, 1999 66 km S of Hualien City, Taiwan M6.3 140 km
Sep 20, 1999 54 km SW of Hualien City, Taiwan M6.3 128 km
Oct 31, 2013 46 km SSW of Hualien City, Taiwan M6.3 142 km
May 19, 2004 107 km NE of Hengchun, Taiwan M6.2 137 km
Jun 2, 2013 26 km SE of Puli, Taiwan M6.2 130 km
Feb 13, 2015 Taiwan region M6.2 131 km
Sep 20, 1999 36 km SE of Puli, Taiwan M6.2 136 km
Oct 3, 2009 41 km SSW of Hualien City, Taiwan M6.1 145 km
Sep 20, 1999 33 km SE of Puli, Taiwan M6.1 130 km
Apr 1, 2006 88 km ESE of Yujing, Taiwan M6.1 110 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

93 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 5.

Year Name Category Closest
2025 Podul Category 2 41 km
2025 Danas Category 2 41 km
2024 Kong-rey Category 4 78 km
2024 Krathon Category 4 48 km
2024 Gaemi Category 4 166 km
2024 Usagi Category 1 299 km
2023 Koinu Category 4 101 km
2023 Saola Category 4 263 km
2023 Haikui Category 3 15 km
2023 Doksuri Category 3 126 km
2021 Chanthu Category 5 184 km
2020 Mekkhala Category 1 206 km
2019 Mitag Category 2 276 km
2017 Nesat Category 2 224 km
2016 Meranti Category 5 69 km
2016 Nepartak Category 5 13 km
2016 Malakas Category 4 290 km
2016 Megi Category 3 116 km
2015 Dujuan Category 4 127 km
2015 Soudelor Category 3 103 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

3 tsunamis recorded within 500 km. Highest wave on record: 30.0 m (98 ft).

Year Location Cause Max Wave Deaths Distance
1781 KAOHSIUNG Unknown 30.0 m 1 138 km
1917 TAIWAN Earthquake 0.5 m — 144 km
2006 TAIWAN Earthquake 0.1 m 2 137 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 64°F (18°C) 1.1 in Coldest
February 65°F (18°C) 1.8 in
March 70°F (21°C) 2.4 in
April 76°F (24°C) 3.9 in
May 80°F (27°C) 10.1 in
June 82°F (28°C) 17.0 in
July 84°F (29°C) 17.8 in Warmest
August 83°F (28°C) 21.4 in Wettest
September 82°F (28°C) 9.4 in
October 78°F (26°C) 2.0 in
November 73°F (23°C) 0.7 in Driest
December 66°F (19°C) 0.8 in

Tainan has a seasonal temperature swing of 20°F / from 64°F in January to 84°F in July. Total annual precipitation is 88.4 inches, with August being the wettest month (21.4") and November the driest (0.7").

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