Ottawa Weather in July
July in Ottawa brings very high temperatures, with daytime highs of 32°C (90°F) and nights around 20°C (68°F). Quite a bit of rainfall is expected, around 102 mm (4 in), so pack an umbrella.
Rainfall in Ottawa in July
Historically, July sees about 10 days of rain, with a monthly average of 102 mm (4 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Ottawa in July
July in Ottawa brings typical temperatures with highs around 32°C (90°F) and lows of 20°C (68°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. Nights remain mild at 20°C (68°F), making evenings a pleasant time to be outdoors. Remember, these are typical temperatures, and there can be hotter days. Dress appropriately and stay hydrated to remain comfortable.
Sunshine in Ottawa in July
The days are predominantly sunny, with an estimated total of around 327 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.If you prefer dry days with pleasant temperatures, October typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Ottawa's climate page.
Ottawa Temperature in July
Min Temperature
20°C (68°F)
Max Temperature
32°C (90°F)
Chance of Rain
33%
Precipitation
102 mm (4 in)
Rainy days
10 days
Humidity
69% *
Sunshine
327 hours *
Percentage Sunshine
72% *
Best Places in the United States of America in July
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in July →
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What to Wear in Ottawa in July
Warm weather calls for comfortable, breathable clothing in July. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Ottawa in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Ottawa's climate page.
Temperature Rainfall Sunshine Humidity
See the full Ottawa climate overview or explore weather in the United States of America.
