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Weather & Climate in Santo António, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Santo António has a warm climate with an average annual temperature of 73°F (23°C). Winters average 59°F in January while summers reach 84°F in July. The area gets 196 sunny days per year. Annual precipitation totals 77.9 inches (wetter than the 38-inch national average). The city sits at an elevation of 92 feet.
Temperature
59°F Jan (15°C)
84°F Jul (29°C)
| Annual Average | 72.6°F |
| 34% above US avg | |
| January Average | 59°F (15°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 196 days/yr |
Geography
| Elevation | 92 ft (28 m) |
| Area | 0.6 sq mi (1.6 km²) |
| Population Density | 216,333/sq mi |
| Coordinates | 22.2021°N, 113.5439°W |
| Timezone | Asia/Macau |
Precipitation & Snow
Air Quality
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.
| Sep 26, 1997 | 4 km NNW of Sanshui, China | M4.2 | 130 km | 33 km |
| Jan 4, 2020 | 14 km SW of Tai O, Hong Kong | M3.8 | 22 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
62 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Ragasa | Category 4 | — | 96 km |
| 2025 | Matmo | Category 2 | — | 278 km |
| 2025 | Tapah | Category 1 | — | 107 km |
| 2025 | Wipha | Category 1 | — | 57 km |
| 2023 | Saola | Category 4 | 109 mph | 23 km |
| 2023 | Koinu | Category 3 | 98 mph | 56 km |
| 2023 | Talim | Category 1 | 69 mph | 218 km |
| 2022 | Chaba | Category 1 | 81 mph | 255 km |
| 2021 | Cempaka | Category 1 | 81 mph | 147 km |
| 2018 | Mangkhut | Category 2 | 86 mph | 76 km |
| 2017 | Hato | Category 3 | 86 mph | 37 km |
| 2017 | Khanun | Category 2 | 86 mph | 190 km |
| 2016 | Haima | Category 1 | 69 mph | 184 km |
| 2016 | Nida | Category 1 | 63 mph | 81 km |
| 2015 | Mujigae | Category 4 | 98 mph | 284 km |
| 2015 | Linfa | Category 1 | — | 291 km |
| 2013 | Krosa | Category 3 | 86 mph | 229 km |
| 2013 | Usagi | Category 2 | 92 mph | 140 km |
| 2013 | Utor | Category 2 | 81 mph | 173 km |
| 2012 | Vicente | Category 4 | 92 mph | 58 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 59°F (15°C) | 1.1 in | Coldest, Driest |
| February | 60°F (15°C) | 2.0 in | |
| March | 65°F (18°C) | 3.0 in | |
| April | 72°F (22°C) | 7.4 in | |
| May | 78°F (26°C) | 12.8 in | |
| June | 82°F (28°C) | 12.6 in | |
| July | 84°F (29°C) | 11.4 in | Warmest |
| August | 83°F (29°C) | 13.1 in | Wettest |
| September | 81°F (27°C) | 7.6 in | |
| October | 77°F (25°C) | 4.2 in | |
| November | 69°F (20°C) | 1.5 in | |
| December | 62°F (16°C) | 1.3 in |
Santo António has a seasonal temperature swing of 25°F / from 59°F in January to 84°F in July. Total annual precipitation is 77.9 inches, with August being the wettest month (13.1") and January the driest (1.1").