Arklow weather live forecast

Today's maximum temperature in Arklow is expected to be 17°C. Select a day from the live weather forecast for Arklow, Ireland for more weather parameters.

Thursday
20th Aug
17

11

5

2
Friday
21st Aug
24

11

8

3
Saturday
22nd Aug
17

8

11

3
Sunday
23rd Aug
19

9

11

4
Monday
24th Aug
19

11

11

3

5-day weather forecast updated at 04:03 on Wednesday 19th August 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 20th August 2026

Expect mostly cloudy with light rain in Arklow, Ireland with a maximum temperature of 17°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 67% chance of some rain and a moderate breeze of 23 kph from the north.

17
°C maximum temperature
11
°C minimum temperature
mostly cloudy with light rain
5
hours of sunshine
2
UV index (Low)
67
% chance of some rain
<2
mm of rainfall expected
17
°C wind chill
23
kph wind from N

Arklow weather for Friday 21st August 2026

Expect sunshine and showers in Arklow, Ireland with a maximum temperature of 24°C, maximum UV of 3 (Moderate) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 31% chance of some rain and a moderate breeze of 20 kph from the north.

24
°C maximum temperature
11
°C minimum temperature
sunshine and showers
8
hours of sunshine
3
UV index (Moderate)
31
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
20
kph wind from N

Arklow weather for Saturday 22nd August 2026

Expect scattered clouds in Arklow, Ireland with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-east.

17
°C maximum temperature
8
°C minimum temperature
scattered clouds
11
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
12
kph wind from NE

Arklow weather for Sunday 23rd August 2026

Expect scattered clouds in Arklow, Ireland with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the east.

19
°C maximum temperature
9
°C minimum temperature
scattered clouds
11
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from E

Arklow weather for Monday 24th August 2026

Expect scattered clouds in Arklow, Ireland with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north.