Larne weather live forecast

Today's maximum temperature in Larne is expected to be 13°C. Select a day from the live weather forecast for Larne, Northern Ireland, UK for more weather parameters.

Thursday
11th Sep
13

9

2

3
Friday
12th Sep
14

9

3

3
Saturday
13th Sep
13

8

2

2
Sunday
14th Sep
15

9

2

2
Monday
15th Sep
14

11

4

2

5-day weather forecast updated at 04:04 on Thursday 11th September 2025 GMT

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

Larne weather forecast by day

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

Larne weather for Thursday 11th September 2025

Expect mostly cloudy with light rain in Larne, Northern Ireland with a maximum temperature of 13°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 47% chance of some rain and a fresh breeze of 31 kph from the south-west.

13
°C maximum temperature
9
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
3
UV index (Moderate)
47
% chance of some rain
<5
mm of rainfall expected
13
°C wind chill
31
kph wind from SW

Larne weather for Friday 12th September 2025

Expect mostly cloudy with light rain in Larne, Northern Ireland with a maximum temperature of 14°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 70% chance of some rain and a fresh breeze of 29 kph from the south-west.

14
°C maximum temperature
9
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
3
UV index (Moderate)
70
% chance of some rain
<2
mm of rainfall expected
14
°C wind chill
29
kph wind from SW

Larne weather for Saturday 13th September 2025

Expect mostly cloudy with rain in Larne, Northern Ireland with a maximum temperature of 13°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 70% chance of some rain and a fresh breeze of 34 kph from the south-west.

13
°C maximum temperature
8
°C minimum temperature
mostly cloudy with rain
2
hours of sunshine
2
UV index (Low)
70
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
34
kph wind from SW

Larne weather for Sunday 14th September 2025

Expect mostly cloudy with rain in Larne, Northern Ireland with a maximum temperature of 15°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 20-30 mm of rainfall expected with 93% chance of some rain and a strong breeze of 41 kph from the south-east.

15
°C maximum temperature
9
°C minimum temperature
mostly cloudy with rain
2
hours of sunshine
2
UV index (Low)
93
% chance of some rain
<30
mm of rainfall expected
15
°C wind chill
41
kph wind from SE

Larne weather for Monday 15th September 2025

Expect mostly cloudy with light rain in Larne, Northern Ireland with a maximum temperature of 14°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 79% chance of some rain and a fresh breeze of 37 kph from the west.