Knoxville UV index in December
Typical ultraviolet levels for Knoxville during December, from the past year of data.
Low
Knoxville
Low UV. You can safely enjoy being outside; the sun's rays are not very strong.
2.3
UV Index
December average UTC
Low
Moderate
High
Very High
Extreme
December UV
2.3322
Risk level
Low
Yearly peak
10.8046
Peak month
July
Knoxville UV index — monthly trend
Average UV index by month over the past year, with December highlighted.
Visiting Knoxville in December?
In December, Knoxville's typical UV index is about 2.3322 — a low risk level. Low UV. You can safely enjoy being outside; the sun's rays are not very strong.
Across the year, Knoxville sees the strongest UV in Summer, peaking around 10.8046 in July. Plan sun protection accordingly.
