Haikou Climate: Weather by Month and Best Time to Visit
Best months for Haikou: March, April, February, November.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 16°C | 5°C | 27 mm | 4 | – | – | 7.5 |
| February | 18°C | 6°C | 21 mm | 4 | – | – | 8.0 |
| March | 22°C | 10°C | 29 mm | 5 | – | – | 8.3 |
| April | 24°C | 13°C | 46 mm | 8 | – | – | 8.1 |
| May | 25°C | 16°C | 109 mm | 13 | – | – | 7.2 |
| June | 25°C | 18°C | 215 mm | 22 | – | – | 6.1 |
| July | 24°C | 18°C | 256 mm | 26 | – | – | 6.1 |
| August | 24°C | 17°C | 233 mm | 25 | – | – | 6.1 |
| September | 23°C | 16°C | 146 mm | 20 | – | – | 6.1 |
| October | 21°C | 13°C | 88 mm | 14 | – | – | 7.0 |
| November | 18°C | 9°C | 26 mm | 4 | – | – | 7.9 |
| December | 15°C | 5°C | 16 mm | 3 | – | – | 7.6 |