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
| 03 August 2026 Mon 19.5 ° C ( 67.1°F )  Mist |
Feels Like : 20.2 ° C / 68.4°F Humidity : % 96 Pressure : 1004 mb Wind Speed : 12.6 kmph / 7.8 miles from ESE 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 18 |
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 |
|---|---|---|---|---|---|---|---|
| 03 August 2026 Mon |  Sunny |
15.4 ° C | 22.2 ° C | 19.2 ° C | % 89 | 30.2 km/h | 86% |
| 04 August 2026 Tue | Sunny |
12.9 ° C | 27.4 ° C | 19.6 ° C | % 71 | 15.1 km/h | 6% |
| 05 August 2026 Wed | Sunny |
13.6 ° C | 27.8 ° C | 20.3 ° C | % 74 | 13.7 km/h | 7% |
| 06 August 2026 Thu |  Patchy rain nearby |
18 ° C | 28.8 ° C | 22.7 ° C | % 87 | 15.8 km/h | 84% |
| 07 August 2026 Fri | Sunny |
16.4 ° C | 26.3 ° C | 21.2 ° C | % 81 | 15.5 km/h | 22% |
| 08 August 2026 Sat | Patchy rain nearby |
15.7 ° C | 22.7 ° C | 19.5 ° C | % 91 | 10.8 km/h | 68% |
| 09 August 2026 Sun | Patchy rain nearby |
17.2 ° C | 25.6 ° C | 21 ° C | % 82 | 18.7 km/h | 72% |
| 10 August 2026 Mon | Sunny |
13.4 ° C | 26 ° C | 19.5 ° C | % 68 | 14 km/h | 17% |
| 11 August 2026 Tue | Sunny |
16.6 ° C | 24.2 ° C | 19.8 ° C | % 79 | 17.6 km/h | 67% |
| 12 August 2026 Wed | Sunny |
15 ° C | 23.2 ° C | 19.1 ° C | % 62 | 9.7 km/h | 5% |
| 13 August 2026 Thu |  Partly Cloudy |
12.8 ° C | 24 ° C | 18.4 ° C | % 69 | 19.1 km/h | 36% |
| 14 August 2026 Fri | Partly Cloudy |
13.2 ° C | 19.8 ° C | 16.5 ° C | % 83 | 11.5 km/h | 67% |
| 15 August 2026 Sat | Patchy rain nearby |
15 ° C | 21.3 ° C | 17.3 ° C | % 86 | 13.3 km/h | 82% |
| 16 August 2026 Sun | Partly Cloudy |
12.3 ° C | 16.6 ° C | 14.5 ° C | % 88 | 15.5 km/h | 81% |
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