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Saint John, NB — 3 hour detailed weather forecast


NB, Canada » Saint John


Forecast for today, Monday, December 22, 2025
Detailed forecast - 3 hours intervals

23:00

Clear
-2°
feels like: -8°
Clear
Relative humidity: 59%, pressure: 754 mm
Precipitations: 0.0 mm
Wind: 18 km/h, northwest
02:00

Overcast
-3°
feels like: -9°
Overcast
Relative humidity: 60%, pressure: 755 mm
Precipitations: 0.0 mm
Wind: 18 km/h, northwest
05:00

Sunny
-5°
feels like: -12°
Clear
Relative humidity: 52%, pressure: 757 mm
Precipitations: 0.0 mm
Wind: 22 km/h, northwest
08:00

Sunny
-6°
feels like: -14°
Clear
Relative humidity: 55%, pressure: 759 mm
Precipitations: 0.0 mm
Wind: 22 km/h, northwest
11:00

Mainly sunny
-6°
feels like: -14°
Mainly sunny
Relative humidity: 45%, pressure: 760 mm
Precipitations: 0.0 mm
Wind: 25 km/h, northwest
14:00

Mainly sunny
-6°
feels like: -13°
Mainly sunny
Relative humidity: 38%, pressure: 760 mm
Precipitations: 0.0 mm
Wind: 22 km/h, northwest
17:00

Sunny
-7°
feels like: -14°
Clear
Relative humidity: 44%, pressure: 761 mm
Precipitations: 0.0 mm
Wind: 18 km/h, northwest
20:00

Sunny
-9°
feels like: -16°
Clear
Relative humidity: 47%, pressure: 762 mm
Precipitations: 0.0 mm
Wind: 18 km/h, northwest
23:00

Clear
-10°
feels like: -17°
Clear
Relative humidity: 49%, pressure: 763 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northwest