Chicago UV index in March

Typical ultraviolet levels for Chicago during March, from the past year of data.

Moderate Chicago

Moderate UV. Protect your skin during midday hours; wearing a hat and applying sunscreen is advisable.

March average UTC

March UV
3.4879
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 March highlighted.

Visiting Chicago in March?

In March, Chicago's typical UV index is about 3.4879 — 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.