Chicago UV index in April
Typical ultraviolet levels for Chicago during April, from the past year of data.
Moderate
Chicago
Moderate UV. Protect your skin during midday hours; wearing a hat and applying sunscreen is advisable.
5.8
UV Index
April average UTC
Low
Moderate
High
Very High
Extreme
April UV
5.8201
Risk level
Moderate
Yearly peak
9.2667
Peak month
July
Chicago UV index — monthly trend
Average UV index by month over the past year, with April highlighted.
Visiting Chicago in April?
In April, Chicago's typical UV index is about 5.8201 — a moderate risk level. Moderate UV. Protect your skin during midday hours; wearing a hat and applying sunscreen is advisable.
Across the year, Chicago sees the strongest UV in Summer, peaking around 9.2667 in July. Plan sun protection accordingly.