Ottawa Weather in July

What's the weather like in Ottawa (Ontario) in July 2023?

The climate in Ottawa during July can be summarized as warm and a little damp.

July is in the summer in Ottawa and is typically the warmest month of the year. Daytime maximum temperatures average around a comfortable 26°C (79°F), whilst at night 15°C (59°F) is normal.

Ottawa weather averages (imperial / metric)
Daytime temperature 26.2°C 79.2°F
Nightly temperature 15°C 59°F
Average temperature 20.6°C 69.1°F
Daily sunshine 9.7 hrs
Avg rainfall 88 mm 3.5 ins
Rainy days 11 days
Sea temperature 16.1°C 61°F
Humidity 69%
Windspeed 10.4kph 7 mph

On average July is the wettest month of the year in Ottawa with around 88mm 3.5 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.

On the flip side this corresponds to an average of 9.7 hours of sunshine per day.

July temperatures in Ottawa

Ottawa average temperature in July

July rainfall

Ottawa average rain in July

July hourly sunshine

Ottawa average rain in July

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Ottawa in July 2023.

Other monthly averages

Best places to visit in July

UV index Best time to go?

Ottawa weather stats

Ottawa weather statistics
Hottest month: July 25.9°C 78.6°F
Driest month: February 58mm 2.3ins
Sunniest month: July 9.7hrs
Coldest month: January -6.6°C 20.1°F
Wettest month: July 88mm 3.5ins
Map showing location of Ottawa (45.41117, -75.69812)

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