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Weather & Climate in He’an, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
He’an has a warm climate with an average annual temperature of 76°F (25°C). Winters average 63°F in January while summers reach 85°F in July. The area gets 288 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 77.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 7 feet.
Temperature
63°F Jan (17°C)
85°F Jul (29°C)
| Annual Average | 76.4°F |
| 41% above US avg | |
| January Average | 63°F (17°C) |
| July Average | 85°F (29°C) |
| Sunny Days | 288 days/yr |
Geography
| Elevation | 7 ft (2 m) |
| Area | 298.6 sq mi (773.5 km²) |
| Population Density | 0/sq mi |
| Coordinates | 20.6295°N, 110.3698°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
7 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.5.
| Jan 10, 1995 | 64 km WNW of Lincheng, China | M5.5 | 135 km | 33 km |
| Dec 31, 1994 | 77 km NNW of Lincheng, China | M5.3 | 109 km | 33 km |
| Jun 23, 2023 | southeastern China | M4.6 | 148 km | 14 km |
| Mar 23, 1995 | 60 km NNW of Lincheng, China | M4.4 | 99 km | 33 km |
| Apr 15, 1995 | 68 km NNW of Lincheng, China | M4.3 | 100 km | 33 km |
| May 7, 1995 | 63 km NNW of Lincheng, China | M4.2 | 102 km | 10 km |
| Feb 25, 1996 | 49 km WNW of Lincheng, China | M4.1 | 139 km | 20 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
65 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Ragasa | Category 3 | — | 151 km |
| 2025 | Matmo | Category 2 | — | 23 km |
| 2025 | Tapah | Category 1 | — | 265 km |
| 2025 | Wutip | Category 1 | — | 137 km |
| 2024 | Yagi | Category 5 | 121 mph | 72 km |
| 2023 | Saola | Category 2 | 69 mph | 224 km |
| 2023 | Talim | Category 1 | 69 mph | 64 km |
| 2022 | Chaba | Category 1 | 81 mph | 107 km |
| 2021 | Cempaka | Category 1 | 81 mph | 197 km |
| 2018 | Mangkhut | Category 1 | 75 mph | 187 km |
| 2017 | Hato | Category 2 | 86 mph | 261 km |
| 2017 | Khanun | Category 1 | 58 mph | 88 km |
| 2016 | Sarika | Category 1 | 69 mph | 188 km |
| 2015 | Mujigae | Category 4 | 98 mph | 64 km |
| 2014 | Rammasun | Category 5 | 104 mph | 37 km |
| 2014 | Kalmaegi | Category 1 | 86 mph | 53 km |
| 2013 | Utor | Category 2 | 81 mph | 180 km |
| 2013 | Haiyan | Category 1 | 75 mph | 288 km |
| 2013 | Rumbia | Category 1 | 58 mph | 96 km |
| 2012 | Vicente | Category 3 | 69 mph | 254 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
1 volcano within 200 km. Closest: Hainan Volcanic Field (82 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Hainan Volcanic Field | Pyroclastic cone(s) | 196 m (643 ft) | 1933 | 82 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).