Portlaoise weather live forecast

Today's maximum temperature in Portlaoise is expected to be 11°C. Select a day from the live weather forecast for Portlaoise, Ireland for more weather parameters.

Thursday
12th Mar
11

3

0

1
Friday
13th Mar
7

3

1

1
Saturday
14th Mar
8

1

1

1
Sunday
15th Mar
9

5

3

2
Monday
16th Mar
11

4

0

1

5-day weather forecast updated at 04:03 on Thursday 12th 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 Thursday 12th March 2026

Expect mostly cloudy with rain in Portlaoise, Ireland with a maximum temperature of 11°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 93% chance of some rain and a fresh breeze of 38 kph from the south-west.

11
°C maximum temperature
3
°C minimum temperature
mostly cloudy with rain
0
hours of sunshine
1
UV index (Low)
93
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
38
kph wind from SW

Portlaoise weather for Friday 13th March 2026

Expect cloudy with sleet or snow in Portlaoise, Ireland with a maximum temperature of 7°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 2-5 mm of sleet/snow expected with 60% chance of some sleet or snow and a fresh breeze of 34 kph from the south-west.

7
°C maximum temperature
3
°C minimum temperature
cloudy with sleet or snow
1
hour of sunshine
1
UV index (Low)
60
% chance of some sleet or snow
<5
mm of sleet/snow expected
3
°C wind chill
34
kph wind from SW

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 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 43% chance of some rain and a moderate breeze of 20 kph from the south-west.

8
°C maximum temperature
1
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
1
UV index (Low)
43
% chance of some rain
<2
mm of rainfall expected
5
°C wind chill
20
kph wind from SW

Portlaoise weather for Sunday 15th March 2026

Expect mostly cloudy with light rain in Portlaoise, Ireland with a maximum temperature of 9°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 62% chance of some rain and a moderate breeze of 25 kph from the west.

9
°C maximum temperature
5
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
2
UV index (Low)
62
% chance of some rain
<5
mm of rainfall expected
6
°C wind chill
25
kph wind from W

Portlaoise weather for Monday 16th March 2026

Expect broken clouds in Portlaoise, Ireland with a maximum temperature of 11°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 28 kph from the south-west.