St. Louis UV index in marzo
Typical ultraviolet levels for St. Louis during marzo, from the past year of data.
UV moderado. Protege tu piel durante las horas del mediodía; se recomienda usar sombrero y aplicar protector solar.
marzo average UTC
St. Louis UV index — monthly trend
Average UV index by month over the past year, with marzo highlighted.
Visiting St. Louis in marzo?
In marzo, St. Louis's typical UV index is about 4.3961 — a moderado risk level. UV moderado. Protege tu piel durante las horas del mediodía; se recomienda usar sombrero y aplicar protector solar.
Across the year, St. Louis sees the strongest UV in Summer, peaking around 10.0513 in July. Plan sun protection accordingly.