Summerside Airport (YSU) 15 Day Weather Forecast, Summerside Canada
Current weather conditions and 15 day weather forecast for Summerside Airport in Summerside, 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 YSU
| 20 December 2025 Sat 10.1 ° C ( 50.2°F )  Clear |
Feels Like : 5.6 ° C / 42°F Humidity : % 97 Pressure : 1003 mb Wind Speed : 51.5 kmph / 32 miles from S 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Summerside Airport, Summerside, Canada
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 19 December 2025 Fri |  Patchy rain nearby |
0.8 ° C | 10.7 ° C | 6.4 ° C | % 87 | 70.9 km/h | 89% |
| 20 December 2025 Sat |  Heavy rain |
-4.1 ° C | 3.9 ° C | 1.4 ° C | % 75 | 69.5 km/h | 87% |
| 21 December 2025 Sun |  Moderate or heavy snow showers |
-4 ° C | 2.2 ° C | -0.8 ° C | % 72 | 40.7 km/h | 87% |
| 22 December 2025 Mon |  Blowing snow |
-5.6 ° C | -2.5 ° C | -3.3 ° C | % 69 | 50.4 km/h | 60% |
| 23 December 2025 Tue |  Patchy moderate snow |
-7.2 ° C | -4.3 ° C | -5.5 ° C | % 68 | 49.7 km/h | 77% |
| 24 December 2025 Wed | Patchy moderate snow |
-6.2 ° C | -1.9 ° C | -2.7 ° C | % 84 | 45.7 km/h | 71% |
| 25 December 2025 Thu |  Partly Cloudy |
-7.8 ° C | -5.7 ° C | -6.7 ° C | % 68 | 40 km/h | 0% |
| 26 December 2025 Fri |  Light freezing rain |
-7.4 ° C | -6 ° C | -6.5 ° C | % 75 | 21.6 km/h | 71% |
| 27 December 2025 Sat |  Heavy snow |
-8 ° C | -4.4 ° C | -5.8 ° C | % 85 | 33.1 km/h | 77% |
| 28 December 2025 Sun | Blowing snow |
-11.5 ° C | -7.4 ° C | -9.4 ° C | % 80 | 41.8 km/h | 82% |
| 29 December 2025 Mon | Blowing snow |
-7.7 ° C | -3.5 ° C | -5.4 ° C | % 77 | 38.2 km/h | 83% |
| 30 December 2025 Tue | Partly Cloudy |
-3.7 ° C | -0.4 ° C | -2.2 ° C | % 82 | 20.9 km/h | 0% |
| 31 December 2025 Wed |  Moderate snow |
-2.7 ° C | -0.6 ° C | -1.3 ° C | % 91 | 13.7 km/h | 85% |
| 01 January 2026 Thu | Light freezing rain |
-2.1 ° C | 0.1 ° C | -0.5 ° C | % 93 | 18.4 km/h | 79% |
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