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Ottawa weather in July (Illinois, United States of America)

Planning a trip to Ottawa in July? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.

In Ottawa the weather in July is generally perfect, with high temperatures and moderate rainfall. July falls within the summer season. Throughout the day, temperatures typically settle at around 29°C. But by evening, they drop to around 18°C. On average, it is the warmest month of the year. So be prepared and pack summer clothes. Embrace the warmth, but always stay equipped with your summer essentials to make the most of this toasty month.

Ottawa in July usually receives moderate rainfall, averaging around 89 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 10 days of the month will see rainfall.

If you favor pleasant temperatures and minimal rainfall, July is one of the better months to visit Ottawa. July and September typically offer the most agreeable circumstances. On the other hand, January, February, March, November and December tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Ottawa climate page with graphs.

 

Ottawa, monthly averages in July

Min TemperatureMin Temperature 18°C  
Max TemperatureMax Temperature 29°C  
Chance of RainChance of Rain 33%  
PrecipitationPrecipitation 89 mm  
Rainy daysRainy days 10 days  

Where to go in the United States of America in July

Find out more about the weather in the United States of America in July and which places have the best weather conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Ottawa in July?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in July.

Cycling
7/10
Walking
7/10
Camping
8/10
Outdoor sports
7/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Ottawa.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.