Last 7 days
Today
30° / 25° High / Low (°C)
99% Humidity
100% Rain probability
Thunderstorm + hail Condition
~23h Rain duration
What this means
In Haikou on 6 Aug 2026, rain is expected: 100% chance, up to 75.0 mm forecast (source: Open-Meteo).
A thunderstorm is expected today for around 23 hours — 100% probability, up to 75.0mm forecast. An umbrella is the right call.
Rain season
Haikou on Hainan Island has a tropical monsoon climate; the wet season runs May–October with the heaviest rain in September–October and significant typhoon risk.
Elsewhere in China