Hefei UV index in May
Typical ultraviolet levels for Hefei during May, from the past year of data.
Extreme UV. Avoid sun exposure, seek shade, and use comprehensive protection: clothing, sunscreen, and a hat.
May average
Hefei UV index — monthly trend
Average UV index by month over the past year, with May highlighted.
Visiting Hefei in May?
In May, Hefei's typical UV index is about 11.1654 — a extreme risk level. Extreme UV. Avoid sun exposure, seek shade, and use comprehensive protection: clothing, sunscreen, and a hat.
Across the year, Hefei sees the strongest UV in Summer, peaking around 12.1457 in July. Plan sun protection accordingly.