Portstewart weather live forecast

Today's maximum temperature in Portstewart is expected to be 14°C. Select a day from the live weather forecast for Portstewart, Northern Ireland, UK for more weather parameters.

Friday
7th Nov
14

11

1

1
Saturday
8th Nov
12

8

6

1
Sunday
9th Nov
13

7

5

1
Monday
10th Nov
10

5

3

1
Tuesday
11th Nov
13

8

0

0

5-day weather forecast updated at 04:04 on Friday 7th 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 Friday 7th November 2025

Expect mostly cloudy with light rain in Portstewart, Northern Ireland with a maximum temperature of 14°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 42% chance of some rain and a moderate breeze of 28 kph from the south-east.

14
°C maximum temperature
11
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
1
UV index (Low)
42
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
28
kph wind from SE

Portstewart weather for Saturday 8th November 2025

Expect sunshine and showers in Portstewart, Northern Ireland with a maximum temperature of 12°C, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 42% chance of some rain and a moderate breeze of 26 kph from the south.

12
°C maximum temperature
8
°C minimum temperature
sunshine and showers
6
hours of sunshine
1
UV index (Low)
42
% chance of some rain
<5
mm of rainfall expected
12
°C wind chill
26
kph wind from S

Portstewart weather for Sunday 9th November 2025

Expect sunshine and showers in Portstewart, Northern Ireland with a maximum temperature of 13°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 61% chance of some rain and a fresh breeze of 31 kph from the south.

13
°C maximum temperature
7
°C minimum temperature
sunshine and showers
5
hours of sunshine
1
UV index (Low)
61
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
31
kph wind from S

Portstewart weather for Monday 10th November 2025

Expect mostly cloudy with light rain in Portstewart, Northern Ireland with a maximum temperature of 10°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 35% chance of some rain and a moderate breeze of 21 kph from the south.

10
°C maximum temperature
5
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
1
UV index (Low)
35
% chance of some rain
<2
mm of rainfall expected
7
°C wind chill
21
kph wind from S

Portstewart weather for Tuesday 11th November 2025

Expect overcast with light rain in Portstewart, Northern Ireland with a maximum temperature of 13°C and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 67% chance of some rain and a fresh breeze of 33 kph from the south-east.