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Weather & Climate in Shiwan, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Shiwan enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 39°F in January while summers reach 75°F in July. The area gets 214 sunny days per year. Annual precipitation totals 69.3 inches (wetter than the 38-inch national average). The area receives 1.3 inches of snow annually. The city sits at an elevation of 935 feet.
Temperature
39°F Jan (4°C)
75°F Jul (24°C)
| Annual Average | 59.9°F |
| 11% above US avg | |
| January Average | 39°F (4°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 214 days/yr |
Geography
| Elevation | 935 ft (285 m) |
| Area | 746.1 sq mi (1,932.5 km²) |
| Population Density | 22/sq mi |
| Coordinates | 29.6148°N, 105.8946°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
81 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.1.
| Jan 30, 2010 | eastern Sichuan, China | M5.1 | 76 km | 10 km |
| Feb 28, 1996 | 27 km S of Zigong, China | M5.1 | 126 km | 33 km |
| Sep 7, 2019 | 14 km WSW of Neijiang, China | M5.0 | 94 km | 10 km |
| Sep 8, 2019 | 22 km NW of Zigong, China | M4.9 | 126 km | 10 km |
| Feb 25, 2019 | 21 km NW of Zigong, China | M4.9 | 125 km | 10 km |
| Nov 11, 2012 | 33 km SE of Neijiang, China | M4.9 | 69 km | 10 km |
| Feb 23, 2019 | 28 km NW of Zigong, China | M4.9 | 132 km | 10 km |
| Jan 1, 2020 | 41 km SE of Zigong, China | M4.8 | 107 km | 10 km |
| Aug 13, 1997 | 29 km WNW of Yongchuan, China | M4.8 | 35 km | 37 km |
| Jun 23, 2001 | 29 km W of Yongchuan, China | M4.8 | 38 km | 42 km |
| Aug 17, 1999 | 28 km WNW of Yongchuan, China | M4.8 | 36 km | 33 km |
| Apr 30, 2002 | 26 km WNW of Yongchuan, China | M4.8 | 30 km | 33 km |
| Sep 10, 2010 | 41 km W of Yongchuan, China | M4.7 | 51 km | 45 km |
| Aug 19, 2023 | 12 km WSW of Neijiang, China | M4.7 | 93 km | 10 km |
| Jun 23, 2019 | 26 km NE of Chonglong, China | M4.6 | 87 km | 10 km |
| Aug 25, 2022 | 48 km WSW of Yongchuan, China | M4.6 | 68 km | 10 km |
| Mar 18, 2025 | 30 km NNW of Zigong, China | M4.6 | 123 km | 10 km |
| Jan 18, 2013 | 33 km SE of Neijiang, China | M4.6 | 67 km | 5 km |
| Feb 25, 2019 | 25 km NW of Zigong, China | M4.6 | 130 km | 10 km |
| Mar 18, 2025 | 7 km ESE of Chonglong, China | M4.6 | 95 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 39°F (4°C) | 0.7 in | Coldest, Driest |
| February | 48°F (9°C) | 0.8 in | |
| March | 55°F (13°C) | 1.3 in | |
| April | 65°F (18°C) | 2.8 in | |
| May | 71°F (22°C) | 5.2 in | |
| June | 76°F (24°C) | 6.5 in | |
| July | 75°F (24°C) | 7.7 in | Wettest |
| August | 81°F (27°C) | 6.6 in | Warmest |
| September | 73°F (23°C) | 5.9 in | |
| October | 64°F (18°C) | 3.2 in | |
| November | 56°F (13°C) | 1.7 in | |
| December | 47°F (9°C) | 0.8 in |
Shiwan has a seasonal temperature swing of 42°F / from 39°F in January to 81°F in August. Total annual precipitation is 43.2 inches, with July being the wettest month (7.7") and January the driest (0.7").