Ottawa - Recent July Temperatures and Rainfall





The numbers here describe what the July weather in Ottawa, Ontario Canada was like for every year since 2010. A series of tables gives July data by year for temperature and precipitation.

They begin with average maximum and minimum temperatures in degrees Fahrenheit and Celsius. That's followed by how many really hot days occurred each July. Then there's information on how much rain actually landed this month during recent years, as well as how often Ottawa had wet weather.

The climate data come from weather measurements made near downtown Ottawa.

Temperature Weather iconTemperature

July temperature averages by year in Ottawa
High °F Low °F Year High °C Low °C
86 65 2020 30 18
84 62 2019 29 17
86 63 2018 30 17
78 60 2017 25 16
81 61 2016 27 16
81 61 2015 27 16
77 59 2014 25 15
81 62 2013 27 16
86 62 2012 30 16
84 62 2011 29 17
83 63 2010 29 17
Number of days in July when the temperature in Ottawa rose to at least 21 or 32 degrees Celsius
Year 21 °C
70 °F
32 °C
90 °F
2020 31 6
2019 31 3
2018 31 8
2017 29 0
2016 30 1
2015 30 2
2014 28 0
2013 29 4
2012 31 10
2011 31 3
2010 31 5

Rainy Weather iconRain

This table gives the total precipitation that fell on Ottawa during July in each year from 2010. The number of days with precipitation counts the days when rainfall amounted to 0.254 millimeters (0.01 inches) or more.

Total rainfall for July in Ottawa
Days Year Inches Milli­metres
11 2020 2.7 68
5 2019 1.8 44
10 2018 6.1 155
11 2017 6.7 170
10 2016 4.0 101
6 2015 2.5 63
9 2014 3.4 86
7 2013 2.3 58
2 2012 0.7 17
5 2011 2.3 58
5 2010 2.0 51
Reference

Environment and Climate Change Canada. Historical Climate Data. Historical Data

Jay Lawrimore. 2016. Global Summary of the Month, Version 1.0. NOAA National Centers for Environmental Information. 

Ottawa - Recent Years
Ottawa - Extremes
Back to Top