McAllen UV index in August
Typical ultraviolet levels for McAllen during August, from the past year of data.
Extreme
McAllen
Extreme UV. Avoid sun exposure, seek shade, and use comprehensive protection: clothing, sunscreen, and a hat.
12.7
UV Index
August average UTC
Low
Moderate
High
Very High
Extreme
August UV
12.7037
Risk level
Extreme
Yearly peak
13.0339
Peak month
July
McAllen UV index — monthly trend
Average UV index by month over the past year, with August highlighted.
Visiting McAllen in August?
In August, McAllen's typical UV index is about 12.7037 — a extreme risk level. Extreme UV. Avoid sun exposure, seek shade, and use comprehensive protection: clothing, sunscreen, and a hat.
Across the year, McAllen sees the strongest UV in Summer, peaking around 13.0339 in July. Plan sun protection accordingly.