Portrush weather live forecast

Today's maximum temperature in Portrush is expected to be 17°C. Select a day from the live weather forecast for Portrush, Northern Ireland, UK for more weather parameters.

Friday
22nd May
17

12

1

UV4
Saturday
23rd May
16

11

3

UV3
Sunday
24th May
23

12

1

UV2
Monday
25th May
23

11

3

UV3
Tuesday
26th May
18

9

9

UV5

5-day weather forecast updated at 04:03 on Friday 22nd 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 Friday 22nd May 2026

Expect mostly cloudy with light rain in Portrush, Northern Ireland with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 56% chance of some rain and a moderate breeze of 23 kph from the south.

17
°C maximum temperature
12
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
UV4
UV index (Moderate)
56
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
23
kph wind from S

Portrush weather for Saturday 23rd May 2026

Expect broken clouds in Portrush, Northern Ireland with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the south-west.

16
°C maximum temperature
11
°C minimum temperature
broken clouds
3
hours of sunshine
UV3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
20
kph wind from SW

Portrush weather for Sunday 24th May 2026

Expect overcast skies in Portrush, Northern Ireland with a maximum temperature of 23°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south.

23
°C maximum temperature
12
°C minimum temperature
overcast skies
1
hour of sunshine
UV2
UV index (Low)
0
mm of rainfall expected
23
°C wind chill
13
kph wind from S

Portrush weather for Monday 25th May 2026

Expect broken clouds in Portrush, Northern Ireland with a maximum temperature of 23°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south.

23
°C maximum temperature
11
°C minimum temperature
broken clouds
3
hours of sunshine
UV3
UV index (Moderate)
0
mm of rainfall expected
23
°C wind chill
11
kph wind from S

Portrush weather for Tuesday 26th May 2026

Expect broken clouds in Portrush, Northern Ireland with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north.