Weather in Sanya, China
Historical monthly conditions · 2021–2025
Monthly averages
Average daily air-temperature lows/highs and peak wind gusts. Rain is the average monthly total.
| Month | Avg low | Avg high | Rain | Cloud cover | Avg peak gust |
|---|---|---|---|---|---|
| January | 18°C | 23°C | 7.9 mm | 46% | 35.1 km/h |
| February | 20°C | 24°C | 16.3 mm | 47% | 34.2 km/h |
| March | 22°C | 26°C | 18.6 mm | 49% | 31.1 km/h |
| April | 25°C | 28°C | 45.8 mm | 48% | 30.2 km/h |
| May | 26°C | 29°C | 152.2 mm | 67% | 29.5 km/h |
| June | 27°C | 30°C | 186.8 mm | 85% | 32.8 km/h |
| July | 27°C | 30°C | 251.5 mm | 75% | 35.4 km/h |
| August | 27°C | 30°C | 258.4 mm | 79% | 32.5 km/h |
| September | 26°C | 29°C | 311.7 mm | 73% | 31.9 km/h |
| October | 25°C | 28°C | 279.8 mm | 71% | 38.2 km/h |
| November | 23°C | 27°C | 41.8 mm | 51% | 36.1 km/h |
| December | 20°C | 24°C | 17.7 mm | 50% | 38.6 km/h |
Weather match by month
Feels like 15°C–30°C · cloud ≤60% · rain ≤0.1 mm/h · gust ≤50 km/h
Feels-like temperature accounts for humidity and wind in shade. Percentages cover 08:00–20:00 local solar time.
| Month | Match rate | |
|---|---|---|
| January | 61.0% | |
| February | 67.6% | |
| March | 59.6% | |
| April | 29.6% | |
| May | 1.5% | |
| June | 0.0% | |
| July | <0.1% | |
| August | 0.3% | |
| September | 0.2% | |
| October | 10.5% | |
| November | 45.4% | |
| December | 57.3% |
About this location and data
- Urban-centre population
- 398,270
- Elevation
- 100 m
- Coordinates
- 18.28°N, 109.50°E
- Urban area
- 66 km²
Weather averages use 1 ERA5 grid cells, weighted by the area of the urban centre in each cell.
2021-2025 recent-weather sample (not a 30-year normal).
How the weather scores are calculated