Nanjing UV index in January
Typical ultraviolet levels for Nanjing during January, from the past year of data.
Low
Nanjing
Low UV. You can safely enjoy being outside; the sun's rays are not very strong.
2.9
UV Index
January average UTC
Low
Moderate
High
Very High
Extreme
January UV
2.91
Risk level
Low
Yearly peak
12.3418
Peak month
July
Nanjing UV index — monthly trend
Average UV index by month over the past year, with January highlighted.
Visiting Nanjing in January?
In January, Nanjing's typical UV index is about 2.91 — a low risk level. Low UV. You can safely enjoy being outside; the sun's rays are not very strong.
Across the year, Nanjing sees the strongest UV in Summer, peaking around 12.3418 in July. Plan sun protection accordingly.