Portrush weather live forecast

Today's maximum temperature in Portrush is expected to be 57°F. Select a day from the live weather forecast for Portrush, Northern Ireland, UK for more weather parameters.

Wednesday
3rd Sep
57

55

3

1
Thursday
4th Sep
59

54

5

2
Friday
5th Sep
63

54

1

2
Saturday
6th Sep
64

52

4

3
Sunday
7th Sep
63

54

1

2

5-day weather forecast updated at 04:05 on Wednesday 3rd September 2025 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 3rd September 2025

Expect mostly cloudy with rain in Portrush, Northern Ireland with a maximum temperature of 57°F, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 86% chance of some rain and a moderate breeze of 12 mph from the north-west.

57
°F maximum temperature
55
°F minimum temperature
mostly cloudy with rain
3
hours of sunshine
1
UV index (Low)
86
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
12
mph wind from NW

Portrush weather for Thursday 4th September 2025

Expect mostly cloudy with light rain in Portrush, Northern Ireland with a maximum temperature of 59°F, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 75% chance of some rain and a gentle breeze of 11 mph from the west.

59
°F maximum temperature
54
°F minimum temperature
mostly cloudy with light rain
5
hours of sunshine
2
UV index (Low)
75
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
11
mph wind from W

Portrush weather for Friday 5th September 2025

Expect broken clouds in Portrush, Northern Ireland with a maximum temperature of 63°F, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the south-west.

63
°F maximum temperature
54
°F minimum temperature
broken clouds
1
hour of sunshine
2
UV index (Low)
0
mm of rainfall expected
63
°F wind chill
14
mph wind from SW

Portrush weather for Saturday 6th September 2025

Expect broken clouds in Portrush, Northern Ireland with a maximum temperature of 64°F, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 17 mph from the south.

64
°F maximum temperature
52
°F minimum temperature
broken clouds
4
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
17
mph wind from S

Portrush weather for Sunday 7th September 2025

Expect mostly cloudy with rain in Portrush, Northern Ireland with a maximum temperature of 63°F, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 84% chance of some rain and a fresh breeze of 20 mph from the south-east.