Arklow weather live forecast

Today's maximum temperature in Arklow is expected to be 16°C. Select a day from the live weather forecast for Arklow, Ireland for more weather parameters.

Thursday
21st May
16

12

3

UV3
Friday
22nd May
17

12

0

UV3
Saturday
23rd May
19

11

7

UV5
Sunday
24th May
20

11

5

UV7
Monday
25th May
22

11

12

UV6

5-day weather forecast updated at 04:03 on Thursday 21st May 2026 GMT

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

Arklow weather forecast by day

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

Arklow weather for Thursday 21st May 2026

Expect mostly cloudy with light rain in Arklow, Ireland with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 19% chance of some rain and a moderate breeze of 22 kph from the south-west.

16
°C maximum temperature
12
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
UV3
UV index (Moderate)
19
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
22
kph wind from SW

Arklow weather for Friday 22nd May 2026

Expect mostly cloudy with light rain in Arklow, Ireland with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 16% chance of some rain and a moderate breeze of 21 kph from the south.

17
°C maximum temperature
12
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
UV3
UV index (Moderate)
16
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
21
kph wind from S

Arklow weather for Saturday 23rd May 2026

Expect broken clouds in Arklow, Ireland with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-west.

19
°C maximum temperature
11
°C minimum temperature
broken clouds
7
hours of sunshine
UV5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
21
kph wind from SW

Arklow weather for Sunday 24th May 2026

Expect broken clouds in Arklow, Ireland with a maximum temperature of 20°C, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south.

20
°C maximum temperature
11
°C minimum temperature
broken clouds
5
hours of sunshine
UV7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
14
kph wind from S

Arklow weather for Monday 25th May 2026

Expect scattered clouds in Arklow, Ireland with a maximum temperature of 22°C, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the east.