Santiago UV index in December
Typical ultraviolet levels for Santiago during December, from the past year of data.
Extreme
Santiago
Extreme UV. Avoid sun exposure, seek shade, and use comprehensive protection: clothing, sunscreen, and a hat.
13.5
UV Index
December average UTC
Low
Moderate
High
Very High
Extreme
December UV
13.4976
Risk level
Extreme
Yearly peak
13.6214
Peak month
January
Santiago UV index — monthly trend
Average UV index by month over the past year, with December highlighted.
Visiting Santiago in December?
In December, Santiago's typical UV index is about 13.4976 — a extreme risk level. Extreme UV. Avoid sun exposure, seek shade, and use comprehensive protection: clothing, sunscreen, and a hat.
Across the year, Santiago sees the strongest UV in Winter, peaking around 13.6214 in January. Plan sun protection accordingly.
