Portrush weather live forecast

Today's maximum temperature in Portrush is expected to be 18°C. Select a day from the live weather forecast for Portrush, Northern Ireland, UK for more weather parameters.

Wednesday
27th May
18

11

14

5
Thursday
28th May
24

14

12

5
Friday
29th May
21

11

8

1
Saturday
30th May
20

9

1

5
Sunday
31st May
20

10

3

1

5-day weather forecast updated at 04:03 on Tuesday 26th May 2026 GMT

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

Portrush weather forecast by day

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

Portrush weather for Wednesday 27th May 2026

Expect scattered clouds in Portrush, Northern Ireland with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the south-east.

18
°C maximum temperature
11
°C minimum temperature
scattered clouds
14
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
20
kph wind from SE

Portrush weather for Thursday 28th May 2026

Expect sunshine and showers in Portrush, Northern Ireland with a maximum temperature of 24°C, maximum UV of 5 (Moderate) and 12 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a moderate breeze of 26 kph from the south-east.

24
°C maximum temperature
14
°C minimum temperature
sunshine and showers
12
hours of sunshine
5
UV index (Moderate)
25
% chance of some rain
<2
mm of rainfall expected
24
°C wind chill
26
kph wind from SE

Portrush weather for Friday 29th May 2026

Expect sunshine and showers in Portrush, Northern Ireland with a maximum temperature of 21°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a gentle breeze of 19 kph from the west.

21
°C maximum temperature
11
°C minimum temperature
sunshine and showers
8
hours of sunshine
1
UV index (Low)
25
% chance of some rain
<2
mm of rainfall expected
21
°C wind chill
19
kph wind from W

Portrush weather for Saturday 30th May 2026

Expect isolated thunderstorms in Portrush, Northern Ireland with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 71% chance of some rain and a gentle breeze of 17 kph from the south-west.

20
°C maximum temperature
9
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
5
UV index (Moderate)
71
% chance of some rain
<5
mm of rainfall expected
20
°C wind chill
17
kph wind from SW

Portrush weather for Sunday 31st May 2026

Expect broken clouds in Portrush, Northern Ireland with a maximum temperature of 20°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the west.