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.

Tuesday
29th Sep
17

12

3

1
Wednesday
30th Sep
18

11

5

2
Thursday
1st Oct
16

9

4

2
Friday
2nd Oct
18

11

6

2
Saturday
3rd Oct
18

11

0

1

5-day weather forecast updated at 04:04 on Monday 28th 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 Tuesday 29th September 2026

Expect mostly cloudy with light rain in Portrush, Northern Ireland with a maximum temperature of 17°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 46% chance of some rain and a strong breeze of 42 kph from the south-east.

17
°C maximum temperature
12
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
1
UV index (Low)
46
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
42
kph wind from SE

Portrush weather for Wednesday 30th September 2026

Expect mostly cloudy with rain in Portrush, Northern Ireland with a maximum temperature of 18°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 46% chance of some rain and a strong breeze of 41 kph from the south.

18
°C maximum temperature
11
°C minimum temperature
mostly cloudy with rain
5
hours of sunshine
2
UV index (Low)
46
% chance of some rain
<10
mm of rainfall expected
18
°C wind chill
41
kph wind from S

Portrush weather for Thursday 1st October 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 48% chance of some rain and a fresh breeze of 30 kph from the south.

16
°C maximum temperature
9
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
2
UV index (Low)
48
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
30
kph wind from S

Portrush weather for Friday 2nd October 2026

Expect sunshine and showers in Portrush, Northern Ireland with a maximum temperature of 18°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 46% chance of some rain and a moderate breeze of 27 kph from the south.

18
°C maximum temperature
11
°C minimum temperature
sunshine and showers
6
hours of sunshine
2
UV index (Low)
46
% chance of some rain
<5
mm of rainfall expected
18
°C wind chill
27
kph wind from S

Portrush weather for Saturday 3rd October 2026

Expect broken clouds in Portrush, Northern Ireland with a maximum temperature of 18°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 31 kph from the south.