Ottawa UV index in July
Typical ultraviolet levels for Ottawa during July, from the past year of data.
Very high UV. Limit sun exposure, especially during midday; protective clothing, sunscreen, and a hat are essential.
July average
Ottawa UV index — monthly trend
Average UV index by month over the past year, with July highlighted.
Visiting Ottawa in July?
In July, Ottawa's typical UV index is about 8.9576 — 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, Ottawa sees the strongest UV in Summer, peaking around 8.9576 in July. Plan sun protection accordingly.