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Weather & Climate in Jinan-gun, South Korea
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Jinan-gun experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 26°F in January while summers reach 74°F in July. The area gets 239 sunny days per year, above the national average. Annual precipitation totals 53.7 inches (wetter than the 38-inch national average). The area receives 4.2 inches of snow annually. The city sits at an elevation of 968 feet.
Temperature
26°F Jan (-3°C)
74°F Jul (23°C)
| Annual Average | 51.1°F |
| 5% below US avg | |
| January Average | 26°F (-3°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 239 days/yr |
Geography
| Elevation | 968 ft (295 m) |
| Area | 372.5 sq mi (964.7 km²) |
| Population Density | 84/sq mi |
| Coordinates | 35.7917°N, 127.4253°W |
| Timezone | Asia/Seoul |
Precipitation & Snow
Air Quality
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.4.
| Jun 11, 2024 | 3 km NW of Puan, South Korea | M4.4 | 65 km | 10 km |
| Jan 29, 2020 | 21 km WNW of Mungyeong, South Korea | M3.5 | 112 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
26 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2022 | Hinnamnor | Category 2 | 86 mph | 174 km |
| 2020 | Bavi | Category 2 | 98 mph | 256 km |
| 2020 | Haishen | Category 1 | 92 mph | 164 km |
| 2020 | Maysak | Category 1 | 92 mph | 137 km |
| 2019 | Lingling | Category 2 | 81 mph | 237 km |
| 2018 | Prapiroon | Category 1 | 69 mph | 274 km |
| 2016 | Chaba | Category 1 | 81 mph | 167 km |
| 2013 | Danas | Category 1 | 69 mph | 253 km |
| 2012 | Sanba | Category 2 | 98 mph | 104 km |
| 2010 | Kompasu | Category 3 | 81 mph | 194 km |
| 2007 | Nari | Category 1 | 86 mph | 144 km |
| 2003 | Maemi | Category 3 | 92 mph | 127 km |
| 2003 | Soudelor | Category 1 | 69 mph | 233 km |
| 2002 | Rusa | Category 1 | 81 mph | 177 km |
| 2000 | Saomai | Category 1 | 69 mph | 209 km |
| 2000 | Prapiroon | Category 1 | 81 mph | 267 km |
| 1999 | Olga | Category 1 | 69 mph | 145 km |
| 1995 | Faye | Category 3 | 81 mph | 82 km |
| 1994 | Seth | Category 1 | 58 mph | 231 km |
| 1993 | Robyn | Category 2 | 98 mph | 280 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
2 tsunamis recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1700 | YELLOW SEA | Earthquake | — | — | 115 km |
| 1649 | YELLOW SEA | Earthquake | — | — | 133 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 26°F (-3°C) | 1.3 in | Coldest, Driest |
| February | 30°F (-1°C) | 1.7 in | |
| March | 39°F (4°C) | 2.3 in | |
| April | 51°F (10°C) | 4.1 in | |
| May | 60°F (15°C) | 3.8 in | |
| June | 68°F (20°C) | 7.2 in | |
| July | 74°F (23°C) | 12.4 in | Wettest |
| August | 74°F (24°C) | 10.0 in | Warmest |
| September | 65°F (18°C) | 5.7 in | |
| October | 54°F (12°C) | 2.2 in | |
| November | 42°F (6°C) | 1.9 in | |
| December | 31°F (-1°C) | 1.3 in |
Jinan-gun has a seasonal temperature swing of 48°F / from 26°F in January to 74°F in August. Total annual precipitation is 53.7 inches, with July being the wettest month (12.4") and January the driest (1.3").