Frequently the weather in Hainan throughout the duration of September is 26 with a typical high being 31 degrees celsius and a low of 24. We have provided a clearer breakdown here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 26 |
| High Temperature | 31 |
| Low Temperature | 24 |
Useful Links: Hainan Weather: Average Weather & Yearly Climate