Portlaoise weather live forecast

Today's maximum temperature in Portlaoise is expected to be 8°C. Select a day from the live weather forecast for Portlaoise, Ireland for more weather parameters.

Saturday
14th Mar
8

1

3

2
Sunday
15th Mar
8

4

2

2
Monday
16th Mar
10

4

1

0
Tuesday
17th Mar
12

8

1

1
Wednesday
18th Mar
14

7

1

2

5-day weather forecast updated at 04:03 on Saturday 14th March 2026 GMT

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

Portlaoise weather forecast by day

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

Portlaoise weather for Saturday 14th March 2026

Expect mostly cloudy with light rain in Portlaoise, Ireland with a maximum temperature of 8°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 30% chance of some rain and a gentle breeze of 18 kph from the west.

8
°C maximum temperature
1
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
2
UV index (Low)
30
% chance of some rain
<2
mm of rainfall expected
5
°C wind chill
18
kph wind from W

Portlaoise weather for Sunday 15th March 2026

Expect mostly cloudy with light rain in Portlaoise, Ireland with a maximum temperature of 8°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 76% chance of some rain and a fresh breeze of 35 kph from the west.

8
°C maximum temperature
4
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
2
UV index (Low)
76
% chance of some rain
<5
mm of rainfall expected
3
°C wind chill
35
kph wind from W

Portlaoise weather for Monday 16th March 2026

Expect mostly cloudy with light rain in Portlaoise, Ireland with a maximum temperature of 10°C and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 68% chance of some rain and a moderate breeze of 26 kph from the south-west.

10
°C maximum temperature
4
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
0
UV index (None)
68
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
26
kph wind from SW

Portlaoise weather for Tuesday 17th March 2026

Expect mostly cloudy with light rain in Portlaoise, Ireland with a maximum temperature of 12°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 31% chance of some rain and a fresh breeze of 36 kph from the south.

12
°C maximum temperature
8
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
1
UV index (Low)
31
% chance of some rain
<2
mm of rainfall expected
12
°C wind chill
36
kph wind from S

Portlaoise weather for Wednesday 18th March 2026

Expect broken clouds in Portlaoise, Ireland with a maximum temperature of 14°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south.