Antrim weather live forecast

Today's maximum temperature in Antrim is expected to be 12°C. Select a day from the live weather forecast for Antrim, Northern Ireland, UK for more weather parameters.

Sunday
17th May
12

6

2

2
Monday
18th May
13

4

2

3
Tuesday
19th May
15

9

1

2
Wednesday
20th May
15

10

2

3
Thursday
21st May
17

9

1

2

5-day weather forecast updated at 04:03 on Sunday 17th May 2026 GMT

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

Antrim weather forecast by day

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

Antrim weather for Sunday 17th May 2026

Expect isolated thunderstorms in Antrim, Northern Ireland with a maximum temperature of 12°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 98% chance of some rain and a gentle breeze of 19 kph from the west.

12
°C maximum temperature
6
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
2
UV index (Low)
98
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
19
kph wind from W

Antrim weather for Monday 18th May 2026

Expect mostly cloudy with light rain in Antrim, Northern Ireland with a maximum temperature of 13°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 86% chance of some rain and a moderate breeze of 24 kph from the south-east.

13
°C maximum temperature
4
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
3
UV index (Moderate)
86
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
24
kph wind from SE

Antrim weather for Tuesday 19th May 2026

Expect cloudy with some rain in Antrim, Northern Ireland with a maximum temperature of 15°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 96% chance of some rain and a moderate breeze of 26 kph from the south.

15
°C maximum temperature
9
°C minimum temperature
cloudy with some rain
1
hour of sunshine
2
UV index (Low)
96
% chance of some rain
<20
mm of rainfall expected
15
°C wind chill
26
kph wind from S

Antrim weather for Wednesday 20th May 2026

Expect mostly cloudy with light rain in Antrim, Northern Ireland with a maximum temperature of 15°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 66% chance of some rain and a moderate breeze of 21 kph from the south-west.

15
°C maximum temperature
10
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
3
UV index (Moderate)
66
% chance of some rain
<5
mm of rainfall expected
15
°C wind chill
21
kph wind from SW

Antrim weather for Thursday 21st May 2026

Expect mostly cloudy with light rain in Antrim, Northern Ireland with a maximum temperature of 17°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 47% chance of some rain and a gentle breeze of 19 kph from the west.