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Weather & Climate in Caiyuan, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Caiyuan enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 46°F in January while summers reach 82°F in July. The area gets 249 sunny days per year, above the national average. Annual precipitation totals 42.4 inches. The city sits at an elevation of 72 feet.
Temperature
46°F Jan (8°C)
82°F Jul (28°C)
| Annual Average | 61.9°F |
| 15% above US avg | |
| January Average | 46°F (8°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 249 days/yr |
Geography
| Elevation | 72 ft (22 m) |
| Area | 561.7 sq mi (1,454.7 km²) |
| Population Density | 0/sq mi |
| Coordinates | 30.7236°N, 122.4514°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.6.
| Nov 9, 1996 | 156 km E of Huilong, China | M5.6 | 127 km | 33 km |
| May 25, 2004 | 12 km NE of Shenjiamen, China | M4.0 | 76 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
33 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Bebinca | Category 1 | 86 mph | 5 km |
| 2022 | Hinnamnor | Category 3 | 104 mph | 257 km |
| 2022 | Muifa | Category 2 | 92 mph | 50 km |
| 2021 | Chanthu | Category 2 | 98 mph | 83 km |
| 2020 | Bavi | Category 3 | 98 mph | 227 km |
| 2019 | Lingling | Category 4 | 98 mph | 260 km |
| 2019 | Lekima | Category 2 | 98 mph | 224 km |
| 2019 | Mitag | Category 1 | 69 mph | 237 km |
| 2015 | Chan-hom | Category 2 | 92 mph | 49 km |
| 2012 | Bolaven | Category 1 | 75 mph | 298 km |
| 2012 | Haikui | Category 1 | 75 mph | 203 km |
| 2012 | Damrey | Category 1 | 75 mph | 295 km |
| 2011 | Muifa | Category 1 | 81 mph | 207 km |
| 2010 | Kompasu | Category 3 | 86 mph | 233 km |
| 2005 | Khanun | Category 3 | 86 mph | 200 km |
| 2004 | Rananim | Category 2 | 69 mph | 299 km |
| 2004 | Megi | Category 1 | 75 mph | 291 km |
| 2002 | Rammasun | Category 3 | 92 mph | 148 km |
| 2000 | Saomai | Category 2 | 81 mph | 300 km |
| 2000 | Jelawat | Category 2 | 81 mph | 170 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 3.0 m (10 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1991 | AOSHAN | Meteorological | 3.0 m | — | 91 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 46°F (8°C) | 2.0 in | |
| February | 43°F (6°C) | 2.7 in | Coldest |
| March | 49°F (9°C) | 3.7 in | |
| April | 58°F (15°C) | 4.2 in | |
| May | 67°F (19°C) | 5.0 in | |
| June | 74°F (23°C) | 6.5 in | Wettest |
| July | 82°F (28°C) | 4.4 in | Warmest |
| August | 82°F (28°C) | 5.6 in | |
| September | 75°F (24°C) | 6.3 in | |
| October | 67°F (19°C) | 2.9 in | |
| November | 57°F (14°C) | 2.4 in | |
| December | 47°F (8°C) | 1.8 in | Driest |
Caiyuan has a seasonal temperature swing of 38°F / from 43°F in February to 82°F in July. Total annual precipitation is 47.5 inches, with June being the wettest month (6.5") and December the driest (1.8").