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
| 03 August 2026 Mon 20.2 ° C ( 68.4°F )  Overcast |
Feels Like : 20.3 ° C / 68.5°F Humidity : % 100 Pressure : 1011 mb Wind Speed : 19.1 kmph / 11.9 miles from SSW 
Visibility : 9 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 |
|---|---|---|---|---|---|---|---|
| 03 August 2026 Mon |  Fog |
17.7 ° C | 21.2 ° C | 19.5 ° C | % 99 | 31 km/h | 95% |
| 04 August 2026 Tue |  Sunny |
14.2 ° C | 23.6 ° C | 19 ° C | % 72 | 34.2 km/h | 39% |
| 05 August 2026 Wed | Sunny |
16.1 ° C | 23.4 ° C | 18.9 ° C | % 70 | 16.2 km/h | 7% |
| 06 August 2026 Thu |  Patchy rain nearby |
16.6 ° C | 24.9 ° C | 20 ° C | % 85 | 14.4 km/h | 42% |
| 07 August 2026 Fri | Patchy rain nearby |
15.9 ° C | 24.2 ° C | 19.7 ° C | % 83 | 13 km/h | 38% |
| 08 August 2026 Sat | Fog |
17.2 ° C | 24.6 ° C | 20.3 ° C | % 88 | 10.8 km/h | 64% |
| 09 August 2026 Sun | Sunny |
16.9 ° C | 25 ° C | 20.6 ° C | % 83 | 16.6 km/h | 16% |
| 10 August 2026 Mon | Patchy rain nearby |
15.8 ° C | 22.1 ° C | 19.3 ° C | % 90 | 16.2 km/h | 77% |
| 11 August 2026 Tue | Sunny |
14.2 ° C | 22 ° C | 18 ° C | % 70 | 13.7 km/h | 6% |
| 12 August 2026 Wed | Patchy rain nearby |
14.1 ° C | 18.7 ° C | 16 ° C | % 87 | 8.6 km/h | 84% |
| 13 August 2026 Thu | Patchy rain nearby |
13.7 ° C | 19.1 ° C | 16.3 ° C | % 87 | 4.3 km/h | 77% |
| 14 August 2026 Fri | Sunny |
14.8 ° C | 20 ° C | 17.4 ° C | % 75 | 7.9 km/h | 36% |
| 15 August 2026 Sat | Patchy rain nearby |
14.8 ° C | 16.9 ° C | 15.8 ° C | % 85 | 9.4 km/h | 59% |
| 16 August 2026 Sun | Sunny |
14.3 ° C | 20.1 ° C | 16.6 ° C | % 80 | 11.2 km/h | 17% |
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