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
| 14 July 2026 Tue 23.4 ° C ( 74.1°F )  Clear |
Feels Like : 25.3 ° C / 77.5°F Humidity : % 74 Pressure : 1018 mb Wind Speed : 20.2 kmph / 12.5 miles from SW 
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 |
|---|---|---|---|---|---|---|---|
| 14 July 2026 Tue | Sunny |
21.1 ° C | 37.5 ° C | 27.3 ° C | % 66 | 28.4 km/h | 4% |
| 15 July 2026 Wed | Sunny |
22.9 ° C | 30 ° C | 26.4 ° C | % 64 | 25.2 km/h | 4% |
| 16 July 2026 Thu | Sunny |
22.5 ° C | 26.8 ° C | 24.3 ° C | % 57 | 25.2 km/h | 17% |
| 17 July 2026 Fri | Sunny |
20 ° C | 25 ° C | 22.7 ° C | % 58 | 16.6 km/h | 4% |
| 18 July 2026 Sat |  Patchy rain nearby |
20.2 ° C | 27.3 ° C | 23 ° C | % 83 | 31.3 km/h | 86% |
| 19 July 2026 Sun | Patchy rain nearby |
18.8 ° C | 22.1 ° C | 20.2 ° C | % 70 | 28.8 km/h | 40% |
| 20 July 2026 Mon | Sunny |
16.6 ° C | 22 ° C | 19.2 ° C | % 60 | 18 km/h | 4% |
| 21 July 2026 Tue | Sunny |
16.4 ° C | 24.7 ° C | 20.7 ° C | % 61 | 13.3 km/h | 4% |
| 22 July 2026 Wed |  Partly Cloudy |
18.5 ° C | 20.3 ° C | 19.5 ° C | % 79 | 22.3 km/h | 82% |
| 23 July 2026 Thu | Patchy rain nearby |
18.6 ° C | 21.9 ° C | 19.8 ° C | % 85 | 22 km/h | 71% |
| 24 July 2026 Fri | Sunny |
17.8 ° C | 22.2 ° C | 19.7 ° C | % 80 | 15.5 km/h | 21% |
| 25 July 2026 Sat | Sunny |
18.7 ° C | 24.2 ° C | 21.1 ° C | % 78 | 19.1 km/h | 13% |
| 26 July 2026 Sun | Patchy rain nearby |
19.9 ° C | 24.1 ° C | 21.9 ° C | % 85 | 17.6 km/h | 74% |
| 27 July 2026 Mon | Sunny |
20.4 ° C | 25.7 ° C | 23.2 ° C | % 82 | 14.8 km/h | 38% |
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