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Saint John, NB — 3 hour detailed weather forecast


NB, Canada » Saint John


Forecast for today, Saturday, March 21, 2026
Detailed forecast - 3 hours intervals

09:00

Snow showers
+1°
feels like: +-2°
Snow showers
Relative humidity: 97%, pressure: 750 mm
Precipitations: 0.5 mm
Wind: 11 km/h, north
12:00

Light showers
+2°
feels like: +-3°
Light showers
Relative humidity: 90%, pressure: 750 mm
Precipitations: 0.8 mm
Wind: 14 km/h, north
15:00

Showers
+1°
feels like: +-4°
Showers
Relative humidity: 86%, pressure: 749 mm
Precipitations: 0.3 mm
Wind: 18 km/h, north
18:00

Snow showers
+2°
feels like: +-2°
Snow showers
Relative humidity: 81%, pressure: 750 mm
Precipitations: 0.1 mm
Wind: 11 km/h, north
21:00

A mix of sun and cloud

feels like: -4°
A mix of sun and cloud
Relative humidity: 66%, pressure: 752 mm
Precipitations: 0.1 mm
Wind: 14 km/h, northwest
00:00

Clear
-2°
feels like: -7°
Clear
Relative humidity: 69%, pressure: 754 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northwest
03:00

A mix of sun and cloud
-4°
feels like: -8°
A mix of sun and cloud
Relative humidity: 75%, pressure: 755 mm
Precipitations: 0.0 mm
Wind: 7 km/h, northwest
06:00

A mix of sun and cloud
-5°
feels like: -10°
A mix of sun and cloud
Relative humidity: 76%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northwest
09:00

Overcast
-4°
feels like: -9°
Overcast
Relative humidity: 64%, pressure: 757 mm
Precipitations: 0.0 mm
Wind: 11 km/h, northwest