Saint John Airport (YSJ) 15 Day Weather Forecast, Saint John Canada
Current weather conditions and 15 day weather forecast for Saint John Airport in Saint John, 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 YSJ
| 20 December 2025 Sat 13.4 ° C ( 56.1°F )  Light rain shower |
Feels Like : 9.9 ° C / 49.8°F Humidity : % 100 Pressure : 990 mb Wind Speed : 57.2 kmph / 35.6 miles from S 
Visibility : 3.2 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15-day weather forecast for Saint John Airport, Saint John, Canada
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 19 December 2025 Fri |  Heavy rain |
5 ° C | 12.6 ° C | 9.4 ° C | % 92 | 57.2 km/h | 91% |
| 20 December 2025 Sat |  Moderate or heavy snow showers |
-4.2 ° C | 0.3 ° C | -0.3 ° C | % 64 | 33.5 km/h | 84% |
| 21 December 2025 Sun |  Moderate rain |
-2.6 ° C | 5 ° C | 2.4 ° C | % 80 | 35.6 km/h | 82% |
| 22 December 2025 Mon |  Cloudy |
-7.2 ° C | -3.5 ° C | -4.6 ° C | % 60 | 29.9 km/h | 0% |
| 23 December 2025 Tue |  Patchy moderate snow |
-7.9 ° C | 1.3 ° C | -4.9 ° C | % 68 | 27.7 km/h | 59% |
| 24 December 2025 Wed |  Partly Cloudy |
-9.6 ° C | -1.5 ° C | -5.4 ° C | % 70 | 30.2 km/h | 0% |
| 25 December 2025 Thu |  Moderate snow |
-9.4 ° C | -4.7 ° C | -6.9 ° C | % 71 | 15.8 km/h | 74% |
| 26 December 2025 Fri | Moderate snow |
-9 ° C | -5.9 ° C | -7.2 ° C | % 75 | 14.8 km/h | 89% |
| 27 December 2025 Sat |  Light freezing rain |
-12.7 ° C | -6.7 ° C | -8.5 ° C | % 76 | 21.6 km/h | 85% |
| 28 December 2025 Sun |  Overcast |
-14.5 ° C | -10.1 ° C | -12.3 ° C | % 69 | 25.2 km/h | 0% |
| 29 December 2025 Mon |  Sunny |
-10.9 ° C | -5.5 ° C | -9.1 ° C | % 75 | 19.4 km/h | 0% |
| 30 December 2025 Tue |  Mist |
-10.9 ° C | -2.3 ° C | -6.4 ° C | % 87 | 7.2 km/h | 86% |
| 31 December 2025 Wed | Mist |
-5 ° C | 1.8 ° C | -1.7 ° C | % 90 | 13 km/h | 62% |
| 01 January 2026 Thu | Light freezing rain |
-0.8 ° C | 1.5 ° C | -0 ° C | % 88 | 9.7 km/h | 0% |
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