Portstewart weather live forecast

Today's maximum temperature in Portstewart is expected to be 8°C. Select a day from the live weather forecast for Portstewart, Northern Ireland, UK for more weather parameters.

Monday
17th Nov
8

5

4

0
Tuesday
18th Nov
8

4

1

0
Wednesday
19th Nov
5

3

2

0
Thursday
20th Nov
5

0

4

0
Friday
21st Nov
5

0

0

0

5-day weather forecast updated at 04:05 on Monday 17th November 2025 GMT

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The 5-day weather forecast for Northern Ireland (Portstewart) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Portstewart weather forecast by day

Below are the detailed weather forecasts for Portstewart for the next 5 days.

Portstewart weather for Monday 17th November 2025

Expect sunshine and showers in Portstewart, Northern Ireland with a maximum temperature of 8°C and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 28% chance of some rain and a moderate breeze of 25 kph from the north-east.

8
°C maximum temperature
5
°C minimum temperature
sunshine and showers
4
hours of sunshine
0
UV index (None)
28
% chance of some rain
<2
mm of rainfall expected
5
°C wind chill
25
kph wind from NE

Portstewart weather for Tuesday 18th November 2025

Expect mostly cloudy with rain in Portstewart, Northern Ireland with a maximum temperature of 8°C and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 99% chance of some rain and a strong breeze of 43 kph from the north.

8
°C maximum temperature
4
°C minimum temperature
mostly cloudy with rain
1
hour of sunshine
0
UV index (None)
99
% chance of some rain
<10
mm of rainfall expected
3
°C wind chill
43
kph wind from N

Portstewart weather for Wednesday 19th November 2025

Expect cloudy with sleet or snow in Portstewart, Northern Ireland with a maximum temperature of 5°C and 2 hours of bright sunshine. There are 10-20 mm of sleet/snow expected with 99% chance of some sleet or snow and a fresh breeze of 38 kph from the north.

5
°C maximum temperature
3
°C minimum temperature
cloudy with sleet or snow
2
hours of sunshine
0
UV index (None)
99
% chance of some sleet or snow
<20
mm of sleet/snow expected
-1
°C wind chill
38
kph wind from N

Portstewart weather for Thursday 20th November 2025

Expect cloudy with sleet or snow in Portstewart, Northern Ireland with a maximum temperature of 5°C and 4 hours of bright sunshine. There are 10-20 mm of sleet/snow expected with 61% chance of some sleet or snow and a fresh breeze of 33 kph from the north.

5
°C maximum temperature
0
°C minimum temperature
cloudy with sleet or snow
4
hours of sunshine
0
UV index (None)
61
% chance of some sleet or snow
<20
mm of sleet/snow expected
0
°C wind chill
33
kph wind from N

Portstewart weather for Friday 21st November 2025

Expect mostly cloudy with light rain in Portstewart, Northern Ireland with a maximum temperature of 5°C and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 66% chance of some rain and a moderate breeze of 26 kph from the south.