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.

Sunday
30th Nov
8

3

2

0
Monday
1st Dec
9

6

1

0
Tuesday
2nd Dec
7

4

4

0
Wednesday
3rd Dec
8

4

4

0
Thursday
4th Dec
7

3

1

0

5-day weather forecast updated at 04:03 on Sunday 30th 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 Sunday 30th November 2025

Expect mostly cloudy with rain in Portstewart, Northern Ireland with a maximum temperature of 8°C and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 93% chance of some rain and a fresh breeze of 38 kph from the south.

8
°C maximum temperature
3
°C minimum temperature
mostly cloudy with rain
2
hours of sunshine
0
UV index (None)
93
% chance of some rain
<10
mm of rainfall expected
3
°C wind chill
38
kph wind from S

Portstewart weather for Monday 1st December 2025

Expect mostly cloudy with light rain in Portstewart, Northern Ireland with a maximum temperature of 9°C and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 57% chance of some rain and a moderate breeze of 24 kph from the south.

9
°C maximum temperature
6
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
0
UV index (None)
57
% chance of some rain
<5
mm of rainfall expected
6
°C wind chill
24
kph wind from S

Portstewart weather for Tuesday 2nd December 2025

Expect sunshine and showers in Portstewart, Northern Ireland with a maximum temperature of 7°C and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a moderate breeze of 25 kph from the south.

7
°C maximum temperature
4
°C minimum temperature
sunshine and showers
4
hours of sunshine
0
UV index (None)
25
% chance of some rain
<2
mm of rainfall expected
4
°C wind chill
25
kph wind from S

Portstewart weather for Wednesday 3rd December 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 37% chance of some rain and a moderate breeze of 20 kph from the south.

8
°C maximum temperature
4
°C minimum temperature
sunshine and showers
4
hours of sunshine
0
UV index (None)
37
% chance of some rain
<2
mm of rainfall expected
5
°C wind chill
20
kph wind from S

Portstewart weather for Thursday 4th December 2025

Expect mostly cloudy with light rain in Portstewart, Northern Ireland with a maximum temperature of 7°C and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 38% chance of some rain and a gentle breeze of 16 kph from the south-east.