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January 20th, 2026 :: 11:21 am GMT   

Local Weather Report for
Portstewart
Northern Ireland, United Kingdom

 Portstewart Weather Forecast Summary  
 
Today
Jan 20th
Wednesday
Jan 21st
Thursday
Jan 22nd
Friday
Jan 23rd
Saturday
Jan 24th
Mix of rain and snow Mix of rain and snow Mix of rain and snow Showers Cloudy
7°C
8°C
4°C
8°C
4°C
6°C
5°C
6°C
4°C
 
 Portstewart Detailed Weather Forecast  
 
Tuesday, January 20th, 2026
Morning Temperature: 6°C
Cloudy with a few showers. Wind 30 to 50 km/h.
Afternoon Temperature: 7°C
Cloudy with showers likely. Wind 30 to 50 km/h.
Evening Temperature: 5°C
Cloudy with a few showers. Windy.
Wednesday, January 21st, 2026
Overnight Temperature: 5°C
Cloudy with a slight chance of showers. Showers possibly mixed with wet flurries. Windy.
Morning Temperature: 5°C
Cloudy. Windy.
Afternoon Temperature: 6°C
Cloudy with a chance of showers. Windy.
Evening Temperature: 8°C
Cloudy with showers likely. Windy.
Thursday, January 22nd, 2026
Overnight Temperature: 8°C
Cloudy with a chance of showers. Windy.
Morning Temperature: 7°C
Cloudy with a chance of showers. Windy.
Afternoon Temperature: 7°C
Cloudy with showers likely. Windy at times.
Evening Temperature: 5°C
A mix of cloudy and clear skies with showers likely. Showers possibly mixed with wet flurries. Windy at times.
Friday, January 23rd, 2026
Overnight Temperature: 5°C
Cloudy. Windy.
Morning Temperature: 6°C
Cloudy with a chance of showers. Wind 30 to 50 km/h.
Afternoon Temperature: 5°C
Cloudy with showers likely. Windy.
Evening Temperature: 6°C
Cloudy with a slight chance of showers. Windy.
Saturday, January 24th, 2026
Overnight Temperature: 5°C
A mix of cloudy and clear skies. Wind 30 to 50 km/h.
Morning Temperature: 6°C
Cloudy. Wind 30 to 50 km/h.
Afternoon Temperature: 5°C
Cloudy. Windy.
Evening Temperature: 4°C
Cloudy. Windy.
Sunday, January 25th, 2026
Overnight Temperature: 3°C
Cloudy. Windy at times.
Morning Temperature: 3°C
Cloudy with sunny periods. Windy at times.
Afternoon Temperature: 3°C
Cloudy. Windy at times.
Evening Temperature: 1°C
Clear with cloudy periods. Windy at times.
Monday, January 26th, 2026
Overnight Temperature: -1°C
Mostly clear.
Morning Temperature: 1°C
Sunny.
Afternoon Temperature: -1°C
Sunny with cloudy periods.
Evening Temperature: -1°C
Clear.
Tuesday, January 27th, 2026
Overnight Temperature: -1°C
Clear.
Morning Temperature: 1°C
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: -1°C
A mix of cloud and sun.
Evening Temperature: -1°C
Mostly clear.
Wednesday, January 28th, 2026
Overnight Temperature: -2°C
Clear with cloudy periods. Windy at times.
Morning Temperature: 0°C
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 0°C
Cloudy. Windy at times.
Evening Temperature: -1°C
Clear with cloudy periods.





 

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This WeatherCity Weather Forecast for Portstewart, Northern Ireland, United Kingdom is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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