Letterkenny weather live forecast

Today's maximum temperature in Letterkenny is expected to be 12°C. Select a day from the live weather forecast for Letterkenny, Ireland for more weather parameters.

  • Tuesday
    11th Nov
    Cloudy with some rain (20-30 mm of rainfall expected)
  • Wednesday
    12th Nov
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Thursday
    13th Nov
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Friday
    14th Nov
    Sunshine and showers (0-2 mm of rainfall expected)
  • Saturday
    15th Nov
    Sunshine and showers (5-10 mm of rainfall expected)

5-day weather forecast updated at 04:04 on Tuesday 11th November 2025 GMT

More about Letterkenny

Letterkenny by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Ireland

Newmarket Holidays: Top offers on UK & Ireland breaks

  • Save on holidays to the UK, Ireland & Isle of Man in 2025/2026
  • Book breaks & tours to Ireland, Scotland, Jersey & Isle of Man
  • Including the Giant's Causeway, Loch Lomond & Edinburgh
Go to Newmarket Holidays deal >>

View all Newmarket Holidays offers

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 11th November 2025

Expect cloudy with some rain in Letterkenny, Ireland with a maximum temperature of 12°C and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 93% chance of some rain and a moderate breeze of 20 kph from the south-west.

  • 12°C maximum temperature12
    °C maximum temperature
  • 5°C minimum temperature5
    °C minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 93% chance of some rain93
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 20 kph from the South-West20
    kph wind from SW

Back to top

Letterkenny weather for Wednesday 12th November 2025

Expect mostly cloudy with light rain in Letterkenny, Ireland with a maximum temperature of 12°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 28% chance of some rain and a moderate breeze of 23 kph from the south-west.

  • 12°C maximum temperature12
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 28% chance of some rain28
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 12°C wind chill12
    °C wind chill
  • Moderate breeze of 23 kph from the South-West23
    kph wind from SW

Back to top

Letterkenny weather for Thursday 13th November 2025

Expect mostly cloudy with light rain in Letterkenny, Ireland with a maximum temperature of 8°C and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 71% chance of some rain and a fresh breeze of 30 kph from the north-east.

  • 8°C maximum temperature8
    °C maximum temperature
  • 6°C minimum temperature6
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 71% chance of some rain71
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 4°C wind chill4
    °C wind chill
  • Fresh breeze of 30 kph from the North-East30
    kph wind from NE

Back to top

Letterkenny weather for Friday 14th November 2025

Expect sunshine and showers in Letterkenny, Ireland with a maximum temperature of 7°C and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 31% chance of some rain and a strong breeze of 39 kph from the east.

  • 7°C maximum temperature7
    °C maximum temperature
  • 5°C minimum temperature5
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 4 hours of bright sunshine4
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 31% chance of some rain31
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 2°C wind chill2
    °C wind chill
  • Strong breeze of 39 kph from the East39
    kph wind from E

Back to top

Letterkenny weather for Saturday 15th November 2025

Expect sunshine and showers in Letterkenny, Ireland with a maximum temperature of 8°C and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 19% chance of some rain and a fresh breeze of 34 kph from the east.

  • 8°C maximum temperature8
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 6 hours of bright sunshine6
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 19% chance of some rain19
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 4°C wind chill4
    °C wind chill
  • Fresh breeze of 34 kph from the East34
    kph wind from E

Back to top

Spabreaks.com: Short spa break deals

  • Book a 2 or 3 night spa break for couples
  • Enjoy access to the gym, pool & restaurant
  • Stays can include afternoon tea & breakfast
Go to Spabreaks.com deal >>

View all Spabreaks.com offers

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

Back to top

More about Ireland

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^