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
| 24 April 2026 Fri 13.2 ° C ( 55.8°F )  Partly cloudy |
Feels Like : 11.9 ° C / 53.4°F Humidity : % 18 Pressure : 1012 mb Wind Speed : 14.8 kmph / 9.2 miles from N 
Visibility : 24 km Precipitation (rainfall) : 0 mm Cloud (%) : 75 |
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 |
|---|---|---|---|---|---|---|---|
| 23 April 2026 Thu |  Sunny |
3 ° C | 17.9 ° C | 9.9 ° C | % 49 | 21.6 km/h | 0% |
| 24 April 2026 Fri | Sunny |
-0.5 ° C | 12.6 ° C | 5.9 ° C | % 56 | 14.8 km/h | 0% |
| 25 April 2026 Sat |  Overcast |
0.4 ° C | 10.5 ° C | 5.6 ° C | % 66 | 24.1 km/h | 0% |
| 26 April 2026 Sun | Sunny |
2.1 ° C | 15.1 ° C | 8.7 ° C | % 70 | 10.4 km/h | 0% |
| 27 April 2026 Mon | Sunny |
4.1 ° C | 16.8 ° C | 10.5 ° C | % 68 | 13 km/h | 0% |
| 28 April 2026 Tue |  Patchy rain nearby |
6.4 ° C | 19.8 ° C | 10.4 ° C | % 76 | 27.7 km/h | 53% |
| 29 April 2026 Wed | Patchy rain nearby |
8.1 ° C | 10.9 ° C | 10.2 ° C | % 92 | 20.9 km/h | 84% |
| 30 April 2026 Thu | Patchy rain nearby |
2.8 ° C | 15 ° C | 9.2 ° C | % 71 | 22 km/h | 62% |
| 01 May 2026 Fri | Patchy rain nearby |
6.4 ° C | 12.8 ° C | 9.1 ° C | % 75 | 18.4 km/h | 87% |
| 02 May 2026 Sat | Patchy rain nearby |
2.6 ° C | 6.8 ° C | 4.9 ° C | % 94 | 29.2 km/h | 85% |
| 03 May 2026 Sun | Patchy rain nearby |
2.2 ° C | 6.4 ° C | 3.7 ° C | % 91 | 23.8 km/h | 76% |
| 04 May 2026 Mon | Patchy rain nearby |
2.6 ° C | 11.3 ° C | 6 ° C | % 81 | 19.4 km/h | 0% |
| 05 May 2026 Tue | Overcast |
3.2 ° C | 15 ° C | 9.1 ° C | % 80 | 19.4 km/h | 0% |
| 06 May 2026 Wed | Patchy rain nearby |
8.1 ° C | 15 ° C | 12 ° C | % 92 | 23 km/h | 77% |
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