Lyon UV index in January
Typical ultraviolet levels for Lyon during January, from the past year of data.
Low
Lyon
Low UV. You can safely enjoy being outside; the sun's rays are not very strong.
0.9
UV Index
January average UTC
Low
Moderate
High
Very High
Extreme
January UV
0.8875
Risk level
Low
Yearly peak
8.6478
Peak month
July
Lyon UV index — monthly trend
Average UV index by month over the past year, with January highlighted.
Visiting Lyon in January?
In January, Lyon's typical UV index is about 0.8875 — a low risk level. Low UV. You can safely enjoy being outside; the sun's rays are not very strong.
Across the year, Lyon sees the strongest UV in Summer, peaking around 8.6478 in July. Plan sun protection accordingly.
