Letterkenny weather live forecast

Today's maximum temperature in Letterkenny is expected to be 4°C. Select a day from the live weather forecast for Letterkenny, Ireland for more weather parameters.

Thursday
12th Feb
4

2

0

0
Friday
13th Feb
5

1

5

1
Saturday
14th Feb
5

-1

1

1
Sunday
15th Feb
7

2

3

1
Monday
16th Feb
7

3

1

1

5-day weather forecast updated at 04:03 on Thursday 12th February 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 February 2026

Expect cloudy with sleet or snow in Letterkenny, Ireland with a maximum temperature of 4°C and no hours of bright sunshine. There are 10-20 mm of sleet/snow expected with 86% chance of some sleet or snow and a fresh breeze of 32 kph from the north-east.

4
°C maximum temperature
2
°C minimum temperature
cloudy with sleet or snow
0
hours of sunshine
0
UV index (None)
86
% chance of some sleet or snow
<20
mm of sleet/snow expected
-1
°C wind chill
32
kph wind from NE

Letterkenny weather for Friday 13th February 2026

Expect sunshine and showers in Letterkenny, Ireland with a maximum temperature of 5°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 14% chance of some rain and a moderate breeze of 24 kph from the north.

5
°C maximum temperature
1
°C minimum temperature
sunshine and showers
5
hours of sunshine
1
UV index (Low)
14
% chance of some rain
<2
mm of rainfall expected
1
°C wind chill
24
kph wind from N

Letterkenny weather for Saturday 14th February 2026

Expect cloudy with sleet or snow in Letterkenny, Ireland with a maximum temperature of 5°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 5-10 mm of sleet/snow expected with 80% chance of some sleet or snow and a fresh breeze of 34 kph from the south.

5
°C maximum temperature
-1
°C minimum temperature
cloudy with sleet or snow
1
hour of sunshine
1
UV index (Low)
80
% chance of some sleet or snow
<10
mm of sleet/snow expected
-1
°C wind chill
34
kph wind from S

Letterkenny weather for Sunday 15th February 2026

Expect cloudy with sleet or snow in Letterkenny, Ireland with a maximum temperature of 7°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 5-10 mm of sleet/snow expected with 69% chance of some sleet or snow and a moderate breeze of 24 kph from the south-west.

7
°C maximum temperature
2
°C minimum temperature
cloudy with sleet or snow
3
hours of sunshine
1
UV index (Low)
69
% chance of some sleet or snow
<10
mm of sleet/snow expected
3
°C wind chill
24
kph wind from SW

Letterkenny weather for Monday 16th February 2026

Expect mostly cloudy with rain in Letterkenny, Ireland with a maximum temperature of 7°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 68% chance of some rain and a moderate breeze of 20 kph from the north-west.