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
| 22 December 2025 Mon -11.9 ° C ( 10.6°F ) ![]() Clear |
Feels Like : -19.1 ° C / -2.4°F Humidity : % 72 Pressure : 1028 mb Wind Speed : 15.1 kmph / 9.4 miles from WNW
Visibility : 24 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
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 |
|---|---|---|---|---|---|---|---|
| 22 December 2025 Mon | Overcast |
-13.3 ° C | -4.7 ° C | -8.6 ° C | % 78 | 15.5 km/h | 0% |
| 23 December 2025 Tue | Moderate or heavy snow showers |
-6.9 ° C | -4.5 ° C | -5.5 ° C | % 91 | 18.4 km/h | 63% |
| 24 December 2025 Wed | Partly Cloudy |
-10.3 ° C | -2.1 ° C | -4.5 ° C | % 77 | 30.2 km/h | 0% |
| 25 December 2025 Thu | Partly Cloudy |
-9.9 ° C | -3.8 ° C | -7 ° C | % 91 | 9.4 km/h | 0% |
| 26 December 2025 Fri | Moderate or heavy freezing rain |
-14.8 ° C | -0 ° C | -5.4 ° C | % 90 | 30.2 km/h | 70% |
| 27 December 2025 Sat | Cloudy |
-19.4 ° C | -13.7 ° C | -15.8 ° C | % 85 | 13.3 km/h | 0% |
| 28 December 2025 Sun | Heavy snow |
-13.5 ° C | -3 ° C | -9.9 ° C | % 89 | 33.1 km/h | 84% |
| 29 December 2025 Mon | Light freezing rain |
-19.1 ° C | -11.9 ° C | -14.6 ° C | % 82 | 26.3 km/h | 0% |
| 30 December 2025 Tue | Heavy snow |
-21.1 ° C | -7.6 ° C | -12.8 ° C | % 93 | 27.4 km/h | 85% |
| 31 December 2025 Wed | Cloudy |
-18.9 ° C | -14.2 ° C | -15.5 ° C | % 86 | 24.8 km/h | 0% |
| 01 January 2026 Thu | Overcast |
-11.1 ° C | 1.9 ° C | -3.3 ° C | % 93 | 23.8 km/h | 0% |
| 02 January 2026 Fri | Freezing fog |
-0.3 ° C | 0.8 ° C | 0.9 ° C | % 99 | 19.4 km/h | 76% |
| 03 January 2026 Sat | Blowing snow |
-9 ° C | -4.6 ° C | -4.7 ° C | % 80 | 38.5 km/h | 82% |
| 04 January 2026 Sun | Cloudy |
-9 ° C | -5.1 ° C | -5.9 ° C | % 80 | 30.6 km/h | 0% |
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Overcast
Moderate or heavy snow showers
Partly Cloudy
Moderate or heavy freezing rain
Cloudy
Heavy snow
Light freezing rain
Freezing fog
Blowing snow