Portstewart weather live forecast

Today's maximum temperature in Portstewart is expected to be 6°C. Select a day from the live weather forecast for Portstewart, Northern Ireland, UK for more weather parameters.

Thursday
20th Nov
6

3

5

0
Friday
21st Nov
5

1

0

0
Saturday
22nd Nov
8

4

0

0
Sunday
23rd Nov
8

5

0

0
Monday
24th Nov
8

6

4

0

5-day weather forecast updated at 04:03 on Thursday 20th 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 Thursday 20th November 2025

Expect sunshine and showers in Portstewart, Northern Ireland with a maximum temperature of 6°C and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 65% chance of some rain and a moderate breeze of 27 kph from the north.

6
°C maximum temperature
3
°C minimum temperature
sunshine and showers
5
hours of sunshine
0
UV index (None)
65
% chance of some rain
<2
mm of rainfall expected
1
°C wind chill
27
kph wind from N

Portstewart weather for Friday 21st November 2025

Expect mostly cloudy with rain in Portstewart, Northern Ireland with a maximum temperature of 5°C and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 75% chance of some rain and a moderate breeze of 23 kph from the south.

5
°C maximum temperature
1
°C minimum temperature
mostly cloudy with rain
0
hours of sunshine
0
UV index (None)
75
% chance of some rain
<10
mm of rainfall expected
1
°C wind chill
23
kph wind from S

Portstewart weather for Saturday 22nd November 2025

Expect mostly cloudy with light rain in Portstewart, Northern Ireland with a maximum temperature of 8°C and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 54% chance of some rain and a light breeze of 12 kph from the south.

8
°C maximum temperature
4
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
0
UV index (None)
54
% chance of some rain
<5
mm of rainfall expected
6
°C wind chill
12
kph wind from S

Portstewart weather for Sunday 23rd November 2025

Expect overcast with light rain in Portstewart, Northern Ireland with a maximum temperature of 8°C and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 80% chance of some rain and a fresh breeze of 29 kph from the north.

8
°C maximum temperature
5
°C minimum temperature
overcast with light rain
0
hours of sunshine
0
UV index (None)
80
% chance of some rain
<10
mm of rainfall expected
4
°C wind chill
29
kph wind from N

Portstewart weather for Monday 24th 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 5-10 mm of rainfall expected with 48% chance of some rain and a moderate breeze of 25 kph from the north.