Letterkenny weather live forecast

Tomorrow's maximum temperature in Letterkenny is expected to be 14°C.

  • Sunday
    8th Jun
    Mostly cloudy with rain (5-10 mm of rainfall expected)
  • Monday
    9th Jun
    Mostly cloudy with rain (10-20 mm of rainfall expected)
  • Tuesday
    10th Jun
    Broken clouds
  • Wednesday
    11th Jun
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Thursday
    12th Jun
    Mostly cloudy with light rain (0-2 mm of rainfall expected)

5-day weather forecast updated at 04:03 on Sunday 8th June 2025 GMT

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

Letterkenny weather forecast by day

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

Letterkenny weather for Sunday 8th June 2025

Expect mostly cloudy with rain in Letterkenny, Ireland with a maximum temperature of 14°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 58% chance of some rain and a moderate breeze of 24 kph from the west.

  • 14°C maximum temperature14
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 58% chance of some rain58
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 14°C wind chill14
    °C wind chill
  • Moderate breeze of 24 kph from the West24
    kph wind from W

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Letterkenny weather for Monday 9th June 2025

Expect mostly cloudy with rain in Letterkenny, Ireland with a maximum temperature of 13°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 97% chance of some rain and a gentle breeze of 15 kph from the south-west.

  • 13°C maximum temperature13
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 97% chance of some rain97
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 13°C wind chill13
    °C wind chill
  • Gentle breeze of 15 kph from the South-West15
    kph wind from SW

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Letterkenny weather for Tuesday 10th June 2025

Expect broken clouds in Letterkenny, Ireland with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the west.

  • 17°C maximum temperature17
    °C maximum temperature
  • 11°C minimum temperature11
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 17°C wind chill17
    °C wind chill
  • Light breeze of 12 kph from the West12
    kph wind from W

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Letterkenny weather for Wednesday 11th June 2025

Expect mostly cloudy with light rain in Letterkenny, Ireland with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 49% chance of some rain and a moderate breeze of 20 kph from the south.

  • 20°C maximum temperature20
    °C maximum temperature
  • 11°C minimum temperature11
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 49% chance of some rain49
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 20 kph from the South20
    kph wind from S

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Letterkenny weather for Thursday 12th June 2025

Expect mostly cloudy with light rain in Letterkenny, Ireland with a maximum temperature of 19°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 75% chance of some rain and a gentle breeze of 19 kph from the south.

  • 19°C maximum temperature19
    °C maximum temperature
  • 13°C minimum temperature13
    °C 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)
  • 75% chance of some rain75
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 19 kph from the South19
    kph wind from S

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Metric (°C / mm)  |  Imperial (°F / inches)

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