OTTAWA
16°C Sept
Weather trends
Sept 
16°C
16°C Oct 9°C
9°C Nov 
2°C
2°C Dec 
-4°C
-4°C Jan -9°C
-9°C Feb -8°C
-8°C Mar -2°C
-2°C Apr 5°C
5°C May 13°C
13°C Jun 17°C
17°C Jul 
21°C
21°C Aug 20°C
20°C The weather forecast information is provided by World Weather Online. Air France-KLM is not responsible for the reliability of this data.