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Weather & Climate in Jianfeng, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Jianfeng has a warm climate with an average annual temperature of 76°F (24°C). Winters average 69°F in January while summers reach 83°F in July / relatively mild seasonal variation. The area gets 326 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 48.4 inches (wetter than the 38-inch national average). The city sits at an elevation of 95 feet.
Temperature
69°F Jan (21°C)
83°F Jul (28°C)
| Annual Average | 76.0°F |
| 41% above US avg | |
| January Average | 69°F (21°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 326 days/yr |
Geography
| Elevation | 95 ft (29 m) |
| Area | 183.2 sq mi (474.6 km²) |
| Population Density | 0/sq mi |
| Coordinates | 18.6697°N, 108.7264°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.4.
| Jun 5, 1995 | 122 km NW of Sanya, China | M4.4 | 34 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
59 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Kajiki | Category 2 | — | 72 km |
| 2025 | Bualoi | Category 1 | — | 185 km |
| 2025 | Wutip | Category 1 | — | 186 km |
| 2024 | Yagi | Category 4 | 121 mph | 184 km |
| 2021 | Rai | Category 1 | 81 mph | 280 km |
| 2020 | Vamco | Category 3 | 75 mph | 206 km |
| 2017 | Doksuri | Category 2 | 92 mph | 136 km |
| 2016 | Sarika | Category 1 | 69 mph | 129 km |
| 2014 | Rammasun | Category 5 | 104 mph | 242 km |
| 2014 | Kalmaegi | Category 1 | 86 mph | 233 km |
| 2013 | Haiyan | Category 2 | 86 mph | 25 km |
| 2013 | Wutip | Category 2 | 75 mph | 156 km |
| 2013 | Rumbia | Category 1 | — | 295 km |
| 2013 | Nari | Category 1 | 81 mph | 289 km |
| 2012 | Son-tinh | Category 3 | 98 mph | 107 km |
| 2012 | Kai-tak | Category 1 | 75 mph | 297 km |
| 2011 | Nesat | Category 1 | 75 mph | 279 km |
| 2010 | Mindulle | Category 1 | 52 mph | 163 km |
| 2010 | Conson | Category 1 | 81 mph | 57 km |
| 2008 | Neoguri | Category 2 | 92 mph | 282 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 0.8 m (3 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1992 | SOUTH CHINA SEA | Eruption + Earthquake | 0.8 m | — | 107 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 69°F (21°C) | 0.7 in | Driest |
| February | 68°F (20°C) | 0.8 in | |
| March | 73°F (23°C) | 1.0 in | |
| April | 78°F (26°C) | 2.1 in | |
| May | 82°F (28°C) | 4.7 in | |
| June | 83°F (28°C) | 6.7 in | Warmest |
| July | 83°F (28°C) | 6.6 in | |
| August | 82°F (28°C) | 8.9 in | |
| September | 80°F (27°C) | 9.6 in | Wettest |
| October | 77°F (25°C) | 8.6 in | |
| November | 72°F (22°C) | 3.0 in | |
| December | 68°F (20°C) | 1.0 in | Coldest |
Jianfeng has a seasonal temperature swing of 15°F / from 68°F in December to 83°F in June. Total annual precipitation is 53.7 inches, with September being the wettest month (9.6") and January the driest (0.7").