Ottawa/Macdonald-Cartier International Airport (YOW) 15 Day Weather Forecast, Ottawa Canada
Current weather conditions and 15 day weather forecast for Ottawa/Macdonald-Cartier International Airport in Ottawa, Canada including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at YOW
| 28 July 2026 Tue 20.1 ° C ( 68.2°F )  Mist |
Feels Like : 20.1 ° C / 68.2°F Humidity : % 94 Pressure : 991 mb Wind Speed : 11.5 kmph / 7.2 miles from E 
Visibility : 6.4 km Precipitation (rainfall) : 1.75 mm Cloud (%) : 100 |
15-day weather forecast for Ottawa/Macdonald-Cartier International Airport, Ottawa, Canada
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 28 July 2026 Tue |  Sunny |
18.3 ° C | 22.9 ° C | 20.1 ° C | % 93 | 16.2 km/h | 88% |
| 29 July 2026 Wed |  Light rain |
17.1 ° C | 18.8 ° C | 18.2 ° C | % 97 | 20.5 km/h | 93% |
| 30 July 2026 Thu | Mist |
16.5 ° C | 25.2 ° C | 20.4 ° C | % 88 | 10.8 km/h | 75% |
| 31 July 2026 Fri | Sunny |
15.8 ° C | 27.2 ° C | 21.3 ° C | % 80 | 6.8 km/h | 10% |
| 01 August 2026 Sat | Sunny |
17.3 ° C | 28.4 ° C | 22.7 ° C | % 80 | 7.9 km/h | 14% |
| 02 August 2026 Sun |  Light rain shower |
16.8 ° C | 20 ° C | 18.9 ° C | % 95 | 9.7 km/h | 90% |
| 03 August 2026 Mon |  Partly Cloudy |
16 ° C | 26.3 ° C | 20.4 ° C | % 77 | 15.1 km/h | 15% |
| 04 August 2026 Tue | Sunny |
14.6 ° C | 28.2 ° C | 21 ° C | % 67 | 11.2 km/h | 5% |
| 05 August 2026 Wed | Sunny |
16.8 ° C | 29.9 ° C | 23 ° C | % 75 | 18 km/h | 7% |
| 06 August 2026 Thu | Light rain shower |
16.3 ° C | 21.5 ° C | 19.5 ° C | % 89 | 16.9 km/h | 83% |
| 07 August 2026 Fri | Sunny |
13.1 ° C | 24.5 ° C | 18.7 ° C | % 70 | 8.6 km/h | 5% |
| 08 August 2026 Sat | Sunny |
14.1 ° C | 24 ° C | 19.2 ° C | % 81 | 13.3 km/h | 12% |
| 09 August 2026 Sun | Partly Cloudy |
16.7 ° C | 23.2 ° C | 20 ° C | % 81 | 9.4 km/h | 17% |
| 10 August 2026 Mon | Sunny |
14.8 ° C | 26.8 ° C | 20.6 ° C | % 66 | 13.3 km/h | 6% |
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