Ste. Therese Point Airport (YST) 15 Day Weather Forecast, Sainte Therese Point Canada
Current weather conditions and 15 day weather forecast for Ste. Therese Point Airport in Sainte Therese Point, 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 YST
| 19 December 2025 Fri -24 ° C ( -11.2°F )  Overcast |
Feels Like : -33.8 ° C / -28.8°F Humidity : % 69 Pressure : 1004 mb Wind Speed : 14.4 kmph / 8.9 miles from ESE 
Visibility : 14 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15-day weather forecast for Ste. Therese Point Airport, Sainte Therese Point, Canada
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 19 December 2025 Fri |  Moderate or heavy snow showers |
-29.5 ° C | -18.3 ° C | -23.9 ° C | % 68 | 21.6 km/h | 62% |
| 20 December 2025 Sat | Moderate or heavy snow showers |
-21.9 ° C | -18.7 ° C | -19.7 ° C | % 77 | 22.7 km/h | 75% |
| 21 December 2025 Sun |  Partly Cloudy |
-23.5 ° C | -18.6 ° C | -21.3 ° C | % 80 | 10.4 km/h | 0% |
| 22 December 2025 Mon |  Heavy snow |
-22.9 ° C | -17.5 ° C | -19.3 ° C | % 95 | 16.2 km/h | 64% |
| 23 December 2025 Tue | Partly Cloudy |
-26.7 ° C | -20.2 ° C | -23.6 ° C | % 88 | 15.5 km/h | 0% |
| 24 December 2025 Wed |  Patchy moderate snow |
-23.5 ° C | -16.6 ° C | -18.9 ° C | % 94 | 14.4 km/h | 60% |
| 25 December 2025 Thu | Overcast |
-23 ° C | -17.1 ° C | -20.5 ° C | % 90 | 13 km/h | 0% |
| 26 December 2025 Fri | Partly Cloudy |
-25.2 ° C | -18 ° C | -21.7 ° C | % 92 | 15.5 km/h | 0% |
| 27 December 2025 Sat |  Cloudy |
-20.6 ° C | -14.7 ° C | -18.3 ° C | % 93 | 15.8 km/h | 0% |
| 28 December 2025 Sun |  Moderate snow |
-20 ° C | -7.6 ° C | -13.3 ° C | % 92 | 13.7 km/h | 80% |
| 29 December 2025 Mon |  Light snow |
-15.4 ° C | -9.4 ° C | -11.6 ° C | % 95 | 16.2 km/h | 77% |
| 30 December 2025 Tue | Light snow |
-16.1 ° C | -11.2 ° C | -14 ° C | % 94 | 15.1 km/h | 89% |
| 31 December 2025 Wed |  Mist |
-22.2 ° C | -16.5 ° C | -18.3 ° C | % 92 | 9.4 km/h | 0% |
| 01 January 2026 Thu |  Freezing fog |
-28 ° C | -18.6 ° C | -24.4 ° C | % 98 | 6.8 km/h | 0% |
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