St. Catharines Airport (YCM) 15 Day Weather Forecast, Saint Catharines Canada
Current weather conditions and 15 day weather forecast for St. Catharines Airport in Saint Catharines, 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 YCM
| 04 April 2026 Sat 4.3 ° C ( 39.7°F )  Partly Cloudy |
Feels Like : 0.6 ° C / 33.2°F Humidity : % 97 Pressure : 1024 mb Wind Speed : 16.6 kmph / 10.3 miles from N 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for St. Catharines Airport, Saint Catharines, Canada
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 03 April 2026 Fri |  Patchy rain nearby |
4 ° C | 24.2 ° C | 14.7 ° C | % 78 | 41 km/h | 87% |
| 04 April 2026 Sat | Patchy rain nearby |
2.3 ° C | 14.7 ° C | 7.8 ° C | % 84 | 34.9 km/h | 65% |
| 05 April 2026 Sun |  Heavy rain |
2.3 ° C | 6.9 ° C | 5.6 ° C | % 79 | 36.4 km/h | 85% |
| 06 April 2026 Mon | Patchy rain nearby |
0.7 ° C | 4.6 ° C | 2.4 ° C | % 74 | 30.6 km/h | 64% |
| 07 April 2026 Tue |  Moderate or heavy snow showers |
-3.9 ° C | 0.7 ° C | -1.1 ° C | % 56 | 40.3 km/h | 78% |
| 08 April 2026 Wed |  Sunny |
-2 ° C | 7.7 ° C | 1.5 ° C | % 47 | 36.4 km/h | 0% |
| 09 April 2026 Thu | Patchy rain nearby |
4.7 ° C | 10.4 ° C | 8.1 ° C | % 73 | 51.5 km/h | 88% |
| 10 April 2026 Fri | Patchy rain nearby |
0.2 ° C | 1.6 ° C | 1.8 ° C | % 82 | 31 km/h | 68% |
| 11 April 2026 Sat | Patchy rain nearby |
8.1 ° C | 15.3 ° C | 11.6 ° C | % 81 | 40 km/h | 89% |
| 12 April 2026 Sun | Patchy rain nearby |
5.4 ° C | 6.7 ° C | 6.2 ° C | % 93 | 15.5 km/h | 82% |
| 13 April 2026 Mon |  Moderate rain |
4.5 ° C | 10.8 ° C | 8.3 ° C | % 85 | 28.4 km/h | 66% |
| 14 April 2026 Tue | Patchy rain nearby |
11.1 ° C | 14 ° C | 12.7 ° C | % 97 | 38.5 km/h | 77% |
| 15 April 2026 Wed | Patchy rain nearby |
2 ° C | 9.2 ° C | 6.5 ° C | % 78 | 34.2 km/h | 82% |
| 16 April 2026 Thu | Sunny |
-1.3 ° C | 3.8 ° C | 1 ° C | % 48 | 29.2 km/h | 0% |
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