Larne weather live forecast

Today's maximum temperature in Larne is expected to be 18°C. Select a day from the live weather forecast for Larne, Northern Ireland, UK for more weather parameters.

Thursday
21st Aug
18

8

3

2
Friday
22nd Aug
17

11

3

3
Saturday
23rd Aug
19

11

1

4
Sunday
24th Aug
19

13

6

5
Monday
25th Aug
21

13

10

4

5-day weather forecast updated at 04:04 on Thursday 21st August 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 21st August 2025

Expect broken clouds in Larne, Northern Ireland with a maximum temperature of 18°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the east.

18
°C maximum temperature
8
°C minimum temperature
broken clouds
3
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
18
°C wind chill
7
kph wind from E

Larne weather for Friday 22nd August 2025

Expect broken clouds in Larne, Northern Ireland with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north.

17
°C maximum temperature
11
°C minimum temperature
broken clouds
3
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
17
°C wind chill
16
kph wind from N

Larne weather for Saturday 23rd August 2025

Expect broken clouds in Larne, Northern Ireland with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south-east.

19
°C maximum temperature
11
°C minimum temperature
broken clouds
1
hour of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
19
°C wind chill
15
kph wind from SE

Larne weather for Sunday 24th August 2025

Expect broken clouds in Larne, Northern Ireland with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-east.

19
°C maximum temperature
13
°C minimum temperature
broken clouds
6
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
17
kph wind from SE

Larne weather for Monday 25th August 2025

Expect scattered clouds in Larne, Northern Ireland with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south-east.