Letterkenny weather live forecast

Today's maximum temperature in Letterkenny is expected to be 8°C. Select a day from the live weather forecast for Letterkenny, Ireland for more weather parameters.

Wednesday
11th Nov
8

2

3

1
Thursday
12th Nov
8

3

4

1
Friday
13th Nov
8

2

6

0
Saturday
14th Nov
8

1

4

1
Sunday
15th Nov
8

4

0

0

5-day weather forecast updated at 04:03 on Wednesday 11th November 2026 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 Wednesday 11th November 2026

Expect broken clouds in Letterkenny, Ireland with a maximum temperature of 8°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north.

8
°C maximum temperature
2
°C minimum temperature
broken clouds
3
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
5
°C wind chill
16
kph wind from N

Letterkenny weather for Thursday 12th November 2026

Expect broken clouds in Letterkenny, Ireland with a maximum temperature of 8°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the north.

8
°C maximum temperature
3
°C minimum temperature
broken clouds
4
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
5
°C wind chill
21
kph wind from N

Letterkenny weather for Friday 13th November 2026

Expect broken clouds in Letterkenny, Ireland with a maximum temperature of 8°C and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.

8
°C maximum temperature
2
°C minimum temperature
broken clouds
6
hours of sunshine
0
UV index (None)
0
mm of rainfall expected
5
°C wind chill
16
kph wind from SW

Letterkenny weather for Saturday 14th November 2026

Expect sunshine and showers in Letterkenny, Ireland with a maximum temperature of 8°C, maximum UV of 1 (Low) and 4 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.

8
°C maximum temperature
1
°C minimum temperature
sunshine and showers
4
hours of sunshine
1
UV index (Low)
49
% chance of some rain
<2
mm of rainfall expected
4
°C wind chill
20
kph wind from S

Letterkenny weather for Sunday 15th November 2026

Expect overcast with light rain in Letterkenny, Ireland with a maximum temperature of 8°C and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 74% chance of some rain and a moderate breeze of 23 kph from the south.