Havana UV index in May
Typical ultraviolet levels for Havana 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
Havana UV index — monthly trend
Average UV index by month over the past year, with May highlighted.
Visiting Havana in May?
In May, Havana's typical UV index is about 12.786 — a extreme risk level. Extreme UV. Avoid sun exposure, seek shade, and use comprehensive protection: clothing, sunscreen, and a hat.
Across the year, Havana sees the strongest UV in Summer, peaking around 13.1059 in July. Plan sun protection accordingly.