Letterkenny weather live forecast

Today's maximum temperature in Letterkenny is expected to be 57°F. Select a day from the live weather forecast for Letterkenny, Ireland for more weather parameters.

5-day weather forecast updated at 04:04 on Tuesday 4th November 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 Tuesday 4th November 2025

Expect mostly cloudy with light rain in Letterkenny, Ireland with a maximum temperature of 57°F and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 35% chance of some rain and a moderate breeze of 16 mph from the south.

  • 57°F maximum temperature57
    °F maximum temperature
  • 50°F minimum temperature50
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 35% chance of some rain35
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 16 mph from the South16
    mph wind from S

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Letterkenny weather for Wednesday 5th November 2025

Expect cloudy with some rain in Letterkenny, Ireland with a maximum temperature of 57°F and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 67% chance of some rain and a gentle breeze of 8 mph from the south-east.

  • 57°F maximum temperature57
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 67% chance of some rain67
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 8 mph from the South-East8
    mph wind from SE

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Letterkenny weather for Thursday 6th November 2025

Expect mostly cloudy with light rain in Letterkenny, Ireland with a maximum temperature of 55°F and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 56% chance of some rain and a moderate breeze of 13 mph from the south-west.

  • 55°F maximum temperature55
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 56% chance of some rain56
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 13 mph from the South-West13
    mph wind from SW

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Letterkenny weather for Friday 7th November 2025

Expect mostly cloudy with rain in Letterkenny, Ireland with a maximum temperature of 54°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 63% chance of some rain and a gentle breeze of 11 mph from the south-east.

  • 54°F maximum temperature54
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 63% chance of some rain63
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 54°F wind chill54
    °F wind chill
  • Gentle breeze of 11 mph from the South-East11
    mph wind from SE

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Letterkenny weather for Saturday 8th November 2025

Expect mostly cloudy with light rain in Letterkenny, Ireland with a maximum temperature of 54°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 29% chance of some rain and a gentle breeze of 8 mph from the south.

  • 54°F maximum temperature54
    °F maximum temperature
  • 46°F minimum temperature46
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 29% chance of some rain29
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 54°F wind chill54
    °F wind chill
  • Gentle breeze of 8 mph from the South8
    mph wind from S

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