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Weather & Climate in Hengchun, Taiwan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hengchun has a warm climate with an average annual temperature of 75°F (24°C). Winters average 66°F in January while summers reach 81°F in July / relatively mild seasonal variation. The area gets 197 sunny days per year. Annual precipitation totals 99.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 82 feet.
Temperature
66°F Jan (19°C)
81°F Jul (27°C)
| Annual Average | 74.5°F |
| 38% above US avg | |
| January Average | 66°F (19°C) |
| July Average | 81°F (27°C) |
| Sunny Days | 197 days/yr |
Geography
| Elevation | 82 ft (25 m) |
| Area | 84.1 sq mi (217.8 km²) |
| Population Density | 353/sq mi |
| Coordinates | 22.0042°N, 120.7439°W |
| Timezone | Asia/Taipei |
Precipitation & Snow
Air Quality
Earthquake History
1,155 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.9.
| Sep 18, 2022 | 90 km E of Yujing, Taiwan | M6.9 | 140 km | 10 km |
| Sep 5, 1996 | 78 km E of Hengchun, Taiwan | M6.8 | 79 km | 20 km |
| Sep 17, 2022 | 96 km SE of Lugu, Taiwan | M6.5 | 142 km | 10 km |
| Feb 5, 2016 | 25 km SE of Yujing, Taiwan | M6.4 | 105 km | 23 km |
| Mar 26, 1991 | 113 km ESE of Hengchun, Taiwan | M6.3 | 113 km | 18 km |
| Mar 4, 2010 | 41 km SE of Yujing, Taiwan | M6.3 | 102 km | 21 km |
| Jul 13, 2008 | 105 km NW of Basco, Philippines | M6.2 | 118 km | 14 km |
| May 19, 2004 | 107 km NE of Hengchun, Taiwan | M6.2 | 107 km | 20 km |
| Feb 13, 2015 | Taiwan region | M6.2 | 100 km | 30 km |
| Dec 10, 1993 | 88 km NW of Basco, Philippines | M6.1 | 134 km | 12 km |
| Apr 1, 2006 | 88 km ESE of Yujing, Taiwan | M6.1 | 111 km | 9 km |
| Jan 25, 2007 | 136 km ENE of Hengchun, Taiwan | M6.0 | 137 km | 36 km |
| Apr 23, 2008 | 121 km S of Hualien City, Taiwan | M6.0 | 133 km | 10 km |
| Jan 20, 2025 | 10 km NE of Yujing, Taiwan | M6.0 | 133 km | 16 km |
| Sep 18, 2022 | 80 km SE of Lugu, Taiwan | M5.9 | 146 km | 10 km |
| Apr 15, 2006 | 99 km ESE of Yujing, Taiwan | M5.9 | 109 km | 18 km |
| Feb 26, 2012 | 50 km ENE of Donggang, Taiwan | M5.9 | 75 km | 28 km |
| Sep 11, 1990 | 53 km ENE of Donggang, Taiwan | M5.8 | 78 km | 33 km |
| Oct 6, 2016 | 99 km NE of Hengchun, Taiwan | M5.8 | 99 km | 14 km |
| May 27, 1995 | 100 km E of Yujing, Taiwan | M5.7 | 133 km | 29 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
103 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Ragasa | Category 4 | — | 291 km |
| 2025 | Danas | Category 2 | — | 162 km |
| 2025 | Podul | Category 2 | — | 80 km |
| 2024 | Gaemi | Category 4 | 104 mph | 203 km |
| 2024 | Krathon | Category 4 | 121 mph | 75 km |
| 2024 | Kong-rey | Category 4 | 104 mph | 108 km |
| 2024 | Usagi | Category 1 | 69 mph | 201 km |
| 2023 | Saola | Category 5 | 121 mph | 174 km |
| 2023 | Koinu | Category 4 | 104 mph | 6 km |
| 2023 | Doksuri | Category 3 | 92 mph | 171 km |
| 2023 | Haikui | Category 3 | 98 mph | 94 km |
| 2022 | Nesat | Category 1 | 63 mph | 278 km |
| 2021 | Chanthu | Category 5 | 132 mph | 111 km |
| 2020 | Mekkhala | Category 1 | 58 mph | 280 km |
| 2019 | Mitag | Category 2 | 86 mph | 223 km |
| 2017 | Nesat | Category 2 | 92 mph | 252 km |
| 2016 | Nepartak | Category 5 | 127 mph | 61 km |
| 2016 | Meranti | Category 5 | 138 mph | 46 km |
| 2016 | Malakas | Category 4 | 109 mph | 259 km |
| 2016 | Megi | Category 4 | 98 mph | 223 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 0.1 m (0 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2006 | TAIWAN | Earthquake | 0.1 m | 2 | 31 km |
| 1996 | TAIWAN REGION | Earthquake | 0.1 m | — | 79 km |
| 1978 | TAIWAN | Earthquake | 0.1 m | — | 85 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 66°F (19°C) | 1.5 in | Coldest |
| February | 67°F (20°C) | 1.7 in | |
| March | 71°F (22°C) | 1.3 in | |
| April | 75°F (24°C) | 2.5 in | |
| May | 78°F (26°C) | 8.4 in | |
| June | 80°F (27°C) | 16.2 in | |
| July | 81°F (27°C) | 20.3 in | Warmest |
| August | 80°F (27°C) | 23.0 in | Wettest |
| September | 79°F (26°C) | 14.1 in | |
| October | 77°F (25°C) | 7.0 in | |
| November | 73°F (23°C) | 2.1 in | |
| December | 68°F (20°C) | 1.2 in | Driest |
Hengchun has a seasonal temperature swing of 15°F / from 66°F in January to 81°F in July. Total annual precipitation is 99.2 inches, with August being the wettest month (23.0") and December the driest (1.2").