Tongde has a warm climate with an average annual temperature of 74°F (23°C). Winters average 58°F in January while summers reach 85°F in July. The area gets 240 sunny days per year. Annual precipitation totals 82.7 inches. The area receives 0.0 inches of snow annually.
Temperature
58°F Jan (14°C)
85°F Jul (30°C)
| Annual Average | 73.5°F |
| 36% above US avg |
| January Average | 58°F (14°C) |
| July Average | 85°F (30°C) |
| Sunny Days | 240 days/yr |
Geography
| Elevation | 7 ft (2 m) |
| Area | 2,798.8 sq mi (7,248.9 km²) |
| Population Density | 0/sq mi |
| Coordinates | 23.1679°N, 113.2387°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Annual Rainfall
82.7"
118% above US avg
Earthquake History
7 earthquakes (M2.5+) within 150 km since 1990.
Strongest: M4.5. Most recent: M4.0 on Jun 23, 2025.
| Feb 22, 2013 |
27 km NW of Heyuan, China |
M4.5 |
148 km |
| Aug 19, 1999 |
30 km NW of Heyuan, China |
M4.4 |
149 km |
| Aug 31, 2012 |
21 km WSW of Heyuan, China |
M4.3 |
139 km |
| Sep 26, 1997 |
4 km NNW of Sanshui, China |
M4.2 |
38 km |
| Sep 21, 1991 |
23 km WNW of Heyuan, China |
M4.2 |
149 km |
| Mar 7, 2023 |
24 km NW of Heyuan, China |
M4.2 |
150 km |
| Jun 23, 2025 |
13 km N of Qingyuan, China |
M4.0 |
75 km |
| Jan 4, 2020 |
14 km SW of Tai O, Hong Kong |
M3.8 |
123 km |
Source: USGS (M2.5+, 1990–2025)
Hurricane History
46 hurricanes (Cat 1+) within 500 km since 1980.
Strongest: Category 4. Most recent: Ragasa (2025).
| Year |
Name |
Category |
Closest |
| 2025 |
Ragasa |
Category 4 |
186 km |
| 2025 |
Tapah |
Category 1 |
166 km |
| 2025 |
Wipha |
Category 1 |
152 km |
| 2023 |
Saola |
Category 4 |
133 km |
| 2023 |
Koinu |
Category 3 |
167 km |
| 2023 |
Talim |
Category 1 |
297 km |
| 2022 |
Chaba |
Category 1 |
296 km |
| 2021 |
Cempaka |
Category 1 |
204 km |
| 2018 |
Mangkhut |
Category 1 |
156 km |
| 2017 |
Hato |
Category 3 |
113 km |
| 2017 |
Khanun |
Category 2 |
282 km |
| 2016 |
Haima |
Category 1 |
224 km |
| 2016 |
Nida |
Category 1 |
117 km |
| 2013 |
Usagi |
Category 2 |
141 km |
| 2013 |
Utor |
Category 2 |
216 km |
| 2012 |
Vicente |
Category 4 |
137 km |
| 2009 |
Koppu |
Category 1 |
176 km |
| 2009 |
Molave |
Category 1 |
299 km |
| 2008 |
Hagupit |
Category 4 |
239 km |
| 2006 |
Prapiroon |
Category 1 |
258 km |
Source: NOAA IBTrACS (Cat 1+, 1980–2026)
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