Stewart Airport (ZST) 15 Day Weather Forecast, Stewart Canada
Current weather conditions and 15 day weather forecast for Stewart Airport in Stewart, 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 ZST
| 20 December 2025 Sat -7.8 ° C ( 18°F )  Partly cloudy |
Feels Like : -13.3 ° C / 8°F Humidity : % 73 Pressure : 1006 mb Wind Speed : 12.2 kmph / 7.6 miles from NE 
Visibility : 24 km Precipitation (rainfall) : 0 mm Cloud (%) : 50 |
15-day weather forecast for Stewart Airport, Stewart, Canada
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 19 December 2025 Fri |  Overcast |
-22.5 ° C | -18 ° C | -20.1 ° C | % 74 | 13.7 km/h | 0% |
| 20 December 2025 Sat | Partly Cloudy |
-23.5 ° C | -17.9 ° C | -20.5 ° C | % 77 | 12.6 km/h | 0% |
| 21 December 2025 Sun |  Moderate or heavy snow showers |
-19.2 ° C | -14.8 ° C | -16.9 ° C | % 79 | 15.1 km/h | 79% |
| 22 December 2025 Mon | Partly Cloudy |
-25.3 ° C | -23.2 ° C | -23.2 ° C | % 75 | 17.6 km/h | 0% |
| 23 December 2025 Tue |  Light freezing rain |
-23.1 ° C | -17 ° C | -20.3 ° C | % 86 | 16.9 km/h | 76% |
| 24 December 2025 Wed |  Sunny |
-21.2 ° C | -16.8 ° C | -20.4 ° C | % 81 | 19.1 km/h | 0% |
| 25 December 2025 Thu | Sunny |
-20.9 ° C | -16 ° C | -18.8 ° C | % 70 | 18.4 km/h | 0% |
| 26 December 2025 Fri | Sunny |
-18.6 ° C | -12.1 ° C | -16.8 ° C | % 64 | 16.2 km/h | 0% |
| 27 December 2025 Sat |  Patchy moderate snow |
-15.8 ° C | -9.4 ° C | -12.3 ° C | % 81 | 7.9 km/h | 83% |
| 28 December 2025 Sun |  Heavy snow |
-10.8 ° C | -9.5 ° C | -9.7 ° C | % 95 | 11.2 km/h | 63% |
| 29 December 2025 Mon | Heavy snow |
-8 ° C | -5.4 ° C | -6.9 ° C | % 93 | 12.2 km/h | 82% |
| 30 December 2025 Tue | Heavy snow |
-13.5 ° C | -6.8 ° C | -9.4 ° C | % 93 | 9.4 km/h | 60% |
| 31 December 2025 Wed | Heavy snow |
-12.3 ° C | -7.1 ° C | -9.4 ° C | % 96 | 10.4 km/h | 68% |
| 01 January 2026 Thu | Moderate or heavy snow showers |
-12.4 ° C | -7 ° C | -8.4 ° C | % 96 | 15.5 km/h | 71% |
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