Haikou UV index in January

Typical ultraviolet levels for Haikou during January, from the past year of data.

Moderate Haikou

Moderate UV. Protect your skin during midday hours; wearing a hat and applying sunscreen is advisable.

January average

January UV
5.8923
Risk level
Moderate
Yearly peak
13.6833
Peak month
June

Haikou UV index — monthly trend

Average UV index by month over the past year, with January highlighted.

How this is calculated

Visiting Haikou in January?

In January, Haikou's typical UV index is about 5.8923 — a moderate risk level. Moderate UV. Protect your skin during midday hours; wearing a hat and applying sunscreen is advisable.

Across the year, Haikou sees the strongest UV in Summer, peaking around 13.6833 in June. Plan sun protection accordingly.