Houston UV index in March
Typical ultraviolet levels for Houston during March, from the past year of data.
High UV. Avoid the sun during peak hours and wear protective clothing, sunscreen, and a hat.
March average
Houston UV index — monthly trend
Average UV index by month over the past year, with March highlighted.
Visiting Houston in March?
In March, Houston's typical UV index is about 6.6146 — a high risk level. High UV. Avoid the sun during peak hours and wear protective clothing, sunscreen, and a hat.
Across the year, Houston sees the strongest UV in Summer, peaking around 11.96 in July. Plan sun protection accordingly.