Portlaoise weather live forecast

Today's maximum temperature in Portlaoise is expected to be 64°F. Select a day from the live weather forecast for Portlaoise, Ireland for more weather parameters.

5-day weather forecast updated at 04:04 on Sunday 7th September 2025 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 Sunday 7th September 2025

Expect mostly cloudy with light rain in Portlaoise, Ireland with a maximum temperature of 64°F, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 38% chance of some rain and a fresh breeze of 21 mph from the south.

  • 64°F maximum temperature64
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 38% chance of some rain38
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 64°F wind chill64
    °F wind chill
  • Fresh breeze of 21 mph from the South21
    mph wind from S

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Portlaoise weather for Monday 8th September 2025

Expect sunshine and showers in Portlaoise, Ireland with a maximum temperature of 61°F, maximum UV of 3 (Moderate) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 23% chance of some rain and a moderate breeze of 12 mph from the south-west.

  • 61°F maximum temperature61
    °F maximum temperature
  • 46°F minimum temperature46
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 23% chance of some rain23
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 61°F wind chill61
    °F wind chill
  • Moderate breeze of 12 mph from the South-West12
    mph wind from SW

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Portlaoise weather for Tuesday 9th September 2025

Expect mostly cloudy with light rain in Portlaoise, Ireland with a maximum temperature of 61°F, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 61% chance of some rain and a fresh breeze of 19 mph from the south.

  • 61°F maximum temperature61
    °F maximum temperature
  • 48°F minimum temperature48
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 61% chance of some rain61
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 61°F wind chill61
    °F wind chill
  • Fresh breeze of 19 mph from the South19
    mph wind from S

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Portlaoise weather for Wednesday 10th September 2025

Expect mostly cloudy with rain in Portlaoise, Ireland with a maximum temperature of 61°F, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 81% chance of some rain and a moderate breeze of 15 mph from the south.

  • 61°F maximum temperature61
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 81% chance of some rain81
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 61°F wind chill61
    °F wind chill
  • Moderate breeze of 15 mph from the South15
    mph wind from S

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Portlaoise weather for Thursday 11th September 2025

Expect broken clouds in Portlaoise, Ireland with a maximum temperature of 57°F, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 17 mph from the south-west.

  • 57°F maximum temperature57
    °F maximum temperature
  • 48°F minimum temperature48
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 17 mph from the South-West17
    mph wind from SW

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