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Weather & Climate in Jiangwei, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Jiangwei enjoys a temperate climate with an average annual temperature of 69°F (21°C). Winters average 48°F in January while summers reach 84°F in July. The area gets 255 sunny days per year, above the national average. Annual precipitation totals 93.0 inches (wetter than the 38-inch national average). The city sits at an elevation of 443 feet.
Temperature
48°F Jan (9°C)
84°F Jul (29°C)
| Annual Average | 69.3°F |
| 28% above US avg | |
| January Average | 48°F (9°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 255 days/yr |
Geography
| Elevation | 443 ft (135 m) |
| Area | 140.8 sq mi (364.7 km²) |
| Population Density | 0/sq mi |
| Coordinates | 24.4313°N, 114.1265°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
9 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.5.
| Feb 22, 2013 | 27 km NW of Heyuan, China | M4.5 | 70 km | 9 km |
| Feb 15, 2012 | 37 km NW of Heyuan, China | M4.4 | 59 km | 5 km |
| Aug 19, 1999 | 30 km NW of Heyuan, China | M4.4 | 67 km | 10 km |
| Aug 31, 2012 | 21 km WSW of Heyuan, China | M4.3 | 90 km | 10 km |
| Sep 21, 1991 | 23 km WNW of Heyuan, China | M4.2 | 75 km | 33 km |
| Mar 7, 2023 | 24 km NW of Heyuan, China | M4.2 | 73 km | 10 km |
| Feb 11, 2023 | 10 km WNW of Heyuan, China | M4.2 | 88 km | 10 km |
| Mar 24, 1999 | 33 km ENE of Heyuan, China | M4.1 | 110 km | 10 km |
| Jun 23, 2025 | 13 km N of Qingyuan, China | M4.0 | 130 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
22 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2023 | Saola | Category 4 | 109 mph | 270 km |
| 2017 | Hato | Category 3 | 86 mph | 278 km |
| 2016 | Haima | Category 1 | 69 mph | 246 km |
| 2016 | Nida | Category 1 | 58 mph | 204 km |
| 2015 | Linfa | Category 1 | 58 mph | 286 km |
| 2013 | Usagi | Category 3 | 98 mph | 166 km |
| 2012 | Vicente | Category 3 | 69 mph | 299 km |
| 2003 | Dujuan | Category 3 | 81 mph | 208 km |
| 2001 | Utor | Category 1 | 58 mph | 194 km |
| 2000 | Bilis | Category 1 | — | 277 km |
| 1999 | York | Category 1 | 63 mph | 241 km |
| 1999 | Sam | Category 1 | 63 mph | 204 km |
| 1999 | Maggie | Category 1 | 52 mph | 201 km |
| 1997 | Victor | Category 1 | 69 mph | 237 km |
| 1995 | Kent | Category 3 | 92 mph | 141 km |
| 1995 | Helen | Category 1 | 52 mph | 223 km |
| 1993 | Abe | Category 2 | 69 mph | 150 km |
| 1991 | Amy | Category 2 | 69 mph | 199 km |
| 1991 | Brendan | Category 1 | 63 mph | 286 km |
| 1985 | Hal | Category 2 | 81 mph | 212 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 48°F (9°C) | 1.8 in | Coldest |
| February | 54°F (12°C) | 3.6 in | |
| March | 60°F (16°C) | 5.5 in | |
| April | 69°F (21°C) | 8.4 in | |
| May | 76°F (25°C) | 10.6 in | Wettest |
| June | 81°F (27°C) | 10.6 in | |
| July | 84°F (29°C) | 6.2 in | Warmest |
| August | 84°F (29°C) | 7.3 in | |
| September | 80°F (26°C) | 4.0 in | |
| October | 73°F (23°C) | 2.6 in | |
| November | 63°F (17°C) | 1.5 in | |
| December | 55°F (13°C) | 1.4 in | Driest |
Jiangwei has a seasonal temperature swing of 37°F / from 48°F in January to 84°F in July. Total annual precipitation is 63.5 inches, with May being the wettest month (10.6") and December the driest (1.4").