Portrush weather live forecast

Today's maximum temperature in Portrush is expected to be 15°C. Select a day from the live weather forecast for Portrush, Northern Ireland, UK for more weather parameters.

Monday
7th Sep
15

13

2

2
Tuesday
8th Sep
15

10

4

2
Wednesday
9th Sep
16

9

4

2
Thursday
10th Sep
19

9

1

2
Friday
11th Sep
17

11

4

3

5-day weather forecast updated at 04:03 on Sunday 6th September 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 Monday 7th September 2026

Expect mostly cloudy with light rain in Portrush, Northern Ireland with a maximum temperature of 15°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 60% chance of some rain and a fresh breeze of 29 kph from the south-west.

15
°C maximum temperature
13
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
2
UV index (Low)
60
% chance of some rain
<2
mm of rainfall expected
15
°C wind chill
29
kph wind from SW

Portrush weather for Tuesday 8th September 2026

Expect mostly cloudy with rain in Portrush, Northern Ireland with a maximum temperature of 15°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 82% chance of some rain and a fresh breeze of 37 kph from the west.

15
°C maximum temperature
10
°C minimum temperature
mostly cloudy with rain
4
hours of sunshine
2
UV index (Low)
82
% chance of some rain
<10
mm of rainfall expected
15
°C wind chill
37
kph wind from W

Portrush weather for Wednesday 9th September 2026

Expect mostly cloudy with light rain in Portrush, Northern Ireland with a maximum temperature of 16°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 40% chance of some rain and a fresh breeze of 31 kph from the north-west.

16
°C maximum temperature
9
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
2
UV index (Low)
40
% chance of some rain
<2
mm of rainfall expected
16
°C wind chill
31
kph wind from NW

Portrush weather for Thursday 10th September 2026

Expect mostly cloudy with light rain in Portrush, Northern Ireland with a maximum temperature of 19°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 69% chance of some rain and a moderate breeze of 20 kph from the south.

19
°C maximum temperature
9
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
2
UV index (Low)
69
% chance of some rain
<2
mm of rainfall expected
19
°C wind chill
20
kph wind from S

Portrush weather for Friday 11th September 2026

Expect mostly cloudy with light rain in Portrush, Northern Ireland with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 71% chance of some rain and a gentle breeze of 16 kph from the west.