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Weather & Climate in Hwacheon, South Korea
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hwacheon experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 22°F in January while summers reach 72°F in July. The area gets 248 sunny days per year, above the national average. Annual precipitation totals 48.3 inches (wetter than the 38-inch national average). The area receives 2.4 inches of snow annually. The city sits at an elevation of 377 feet.
Temperature
22°F Jan (-6°C)
72°F Jul (22°C)
| Annual Average | 49.0°F |
| 9% below US avg | |
| January Average | 22°F (-6°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 248 days/yr |
Geography
| Elevation | 377 ft (115 m) |
| Area | 351.1 sq mi (909.5 km²) |
| Population Density | 65/sq mi |
| Coordinates | 38.1071°N, 127.7063°W |
| Timezone | Asia/Seoul |
Precipitation & Snow
Air Quality
Earthquake History
4 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| Dec 13, 1996 | 20 km W of T’aebaek, South Korea | M4.8 | 142 km | 10 km |
| Jan 20, 2007 | 25 km NNE of Pyeongchang, South Korea | M4.7 | 88 km | 10 km |
| May 11, 2020 | 32 km E of Koksan, North Korea | M3.8 | 92 km | 10 km |
| Jan 8, 2023 | South Korea | M3.6 | 136 km | 17 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
8 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 2.
| Year | Name | Category | Max Wind | Closest |
| 2020 | Bavi | Category 2 | 81 mph | 254 km |
| 2020 | Maysak | Category 1 | 86 mph | 180 km |
| 2020 | Haishen | Category 1 | 81 mph | 174 km |
| 2019 | Lingling | Category 1 | 75 mph | 221 km |
| 2010 | Kompasu | Category 1 | 69 mph | 44 km |
| 2003 | Maemi | Category 2 | 69 mph | 222 km |
| 2000 | Prapiroon | Category 1 | 69 mph | 246 km |
| 1995 | Faye | Category 1 | 58 mph | 170 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
1 volcano within 200 km. Closest: Ch'uga-ryong (41 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Ch'uga-ryong | Shield | 452 m (1,483 ft) | Unknown | 41 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 22°F (-6°C) | 0.6 in | Coldest, Driest |
| February | 27°F (-3°C) | 0.9 in | |
| March | 37°F (3°C) | 1.5 in | |
| April | 50°F (10°C) | 2.8 in | |
| May | 59°F (15°C) | 3.7 in | |
| June | 67°F (19°C) | 5.1 in | |
| July | 72°F (22°C) | 12.6 in | Wettest |
| August | 73°F (23°C) | 11.1 in | Warmest |
| September | 64°F (18°C) | 5.9 in | |
| October | 52°F (11°C) | 1.7 in | |
| November | 39°F (4°C) | 1.7 in | |
| December | 27°F (-3°C) | 0.9 in |
Hwacheon has a seasonal temperature swing of 51°F / from 22°F in January to 73°F in August. Total annual precipitation is 48.3 inches, with July being the wettest month (12.6") and January the driest (0.6").