Seattle UV index in July
Typical ultraviolet levels for Seattle during July, from the past year of data.
Very High
Seattle
Very high UV. Limit sun exposure, especially during midday; protective clothing, sunscreen, and a hat are essential.
9.5
UV Index
July average UTC
Low
Moderate
High
Very High
Extreme
July UV
9.4524
Risk level
Very High
Yearly peak
9.4524
Peak month
July
Seattle UV index — monthly trend
Average UV index by month over the past year, with July highlighted.
Visiting Seattle in July?
In July, Seattle's typical UV index is about 9.4524 — a very high risk level. Very high UV. Limit sun exposure, especially during midday; protective clothing, sunscreen, and a hat are essential.
Across the year, Seattle sees the strongest UV in Summer, peaking around 9.4524 in July. Plan sun protection accordingly.