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.

Thursday
12th Nov
8

4

3

1
Friday
13th Nov
8

2

3

0
Saturday
14th Nov
7

0

2

1
Sunday
15th Nov
8

6

2

0
Monday
16th Nov
8

2

2

0

5-day weather forecast updated at 04:03 on Thursday 12th 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 Thursday 12th 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 moderate breeze of 22 kph from the north.

8
°C maximum temperature
4
°C minimum temperature
broken clouds
3
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
5
°C wind chill
22
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 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south-west.

8
°C maximum temperature
2
°C minimum temperature
broken clouds
3
hours of sunshine
0
UV index (None)
0
mm of rainfall expected
5
°C wind chill
15
kph wind from SW

Letterkenny weather for Saturday 14th November 2026

Expect mostly cloudy with light rain in Letterkenny, Ireland with a maximum temperature of 7°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 76% chance of some rain and a moderate breeze of 25 kph from the south.

7
°C maximum temperature
0
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
1
UV index (Low)
76
% chance of some rain
<2
mm of rainfall expected
4
°C wind chill
25
kph wind from S

Letterkenny weather for Sunday 15th November 2026

Expect mostly cloudy with light rain in Letterkenny, Ireland with a maximum temperature of 8°C and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 85% chance of some rain and a moderate breeze of 24 kph from the south.

8
°C maximum temperature
6
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
0
UV index (None)
85
% chance of some rain
<5
mm of rainfall expected
5
°C wind chill
24
kph wind from S

Letterkenny weather for Monday 16th November 2026

Expect mostly cloudy with light rain in Letterkenny, Ireland with a maximum temperature of 8°C and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 42% chance of some rain and a gentle breeze of 13 kph from the north-west.