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Saint John, NB — 3 hour detailed weather forecast


NB, Canada » Saint John


Forecast for today, Tuesday, April 21, 2026
Detailed forecast - 3 hours intervals

03:00

Clear

feels like: -5°
Clear
Relative humidity: 54%, pressure: 765 mm
Precipitations: 0.0 mm
Wind: 11 km/h, north
06:00

Sunny
-2°
feels like: -6°
Clear
Relative humidity: 51%, pressure: 765 mm
Precipitations: 0.0 mm
Wind: 11 km/h, northeast
09:00

Sunny

feels like: -3°
Clear
Relative humidity: 40%, pressure: 766 mm
Precipitations: 0.0 mm
Wind: 11 km/h, north
12:00

Sunny
+4°
feels like: +3°
Clear
Relative humidity: 32%, pressure: 765 mm
Precipitations: 0.0 mm
Wind: 4 km/h, north
15:00

Partly cloudy
+6°
feels like: +4°
Partly cloudy
Relative humidity: 33%, pressure: 764 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
18:00

Sunny
+4°
feels like: +2°
Clear
Relative humidity: 41%, pressure: 764 mm
Precipitations: 0.0 mm
Wind: 11 km/h, southwest
21:00

Partly cloudy

feels like: -2°
Partly cloudy
Relative humidity: 59%, pressure: 763 mm
Precipitations: 0.0 mm
Wind: 4 km/h, southwest
00:00

Clear
-2°
feels like: -2°
Clear
Relative humidity: 72%, pressure: 764 mm
Precipitations: 0.0 mm
Wind: 4 km/h, southwest
03:00

Clear
-2°
feels like: -2°
Clear
Relative humidity: 83%, pressure: 763 mm
Precipitations: 0.0 mm
Wind: 0 km/h, south