Letterkenny weather live forecast

Tomorrow's maximum temperature in Letterkenny is expected to be 59°F.

5-day weather forecast updated at 04:03 on Sunday 15th 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 15th June 2025

Expect broken clouds in Letterkenny, Ireland with a maximum temperature of 59°F, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the west.

  • 59°F maximum temperature59
    °F maximum temperature
  • 50°F minimum temperature50
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 59°F wind chill59
    °F wind chill
  • Moderate breeze of 14 mph from the West14
    mph wind from W

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Letterkenny weather for Monday 16th June 2025

Expect overcast skies in Letterkenny, Ireland with a maximum temperature of 66°F, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 16 mph from the south-west.

  • 66°F maximum temperature66
    °F maximum temperature
  • 55°F minimum temperature55
    °F minimum temperature
  • Overcast skies
    overcast skies
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 66°F wind chill66
    °F wind chill
  • Moderate breeze of 16 mph from the South-West16
    mph wind from SW

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Letterkenny weather for Tuesday 17th June 2025

Expect mostly cloudy with rain in Letterkenny, Ireland with a maximum temperature of 63°F, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 23% chance of some rain and a moderate breeze of 16 mph from the west.

  • 63°F maximum temperature63
    °F maximum temperature
  • 50°F minimum temperature50
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 23% chance of some rain23
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 63°F wind chill63
    °F wind chill
  • Moderate breeze of 16 mph from the West16
    mph wind from W

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Letterkenny weather for Wednesday 18th June 2025

Expect broken clouds in Letterkenny, Ireland with a maximum temperature of 63°F, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the west.

  • 63°F maximum temperature63
    °F maximum temperature
  • 48°F minimum temperature48
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 63°F wind chill63
    °F wind chill
  • Gentle breeze of 11 mph from the West11
    mph wind from W

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Letterkenny weather for Thursday 19th June 2025

Expect scattered clouds in Letterkenny, Ireland with a maximum temperature of 73°F, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 16 mph from the south.

  • 73°F maximum temperature73
    °F maximum temperature
  • 48°F minimum temperature48
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    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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