Letterkenny weather live forecast

Today's maximum temperature in Letterkenny is expected to be 11°C. Select a day from the live weather forecast for Letterkenny, Ireland for more weather parameters.

Thursday
26th Feb
11

8

2

1
Friday
27th Feb
8

2

3

1
Saturday
28th Feb
7

0

7

1
Sunday
1st Mar
11

5

1

0
Monday
2nd Mar
9

6

0

1

5-day weather forecast updated at 04:05 on Thursday 26th 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 26th February 2026

Expect mostly cloudy with light rain in Letterkenny, Ireland with a maximum temperature of 11°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 71% chance of some rain and a fresh breeze of 37 kph from the south-west.

11
°C maximum temperature
8
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
1
UV index (Low)
71
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
37
kph wind from SW

Letterkenny weather for Friday 27th February 2026

Expect mostly cloudy with light rain in Letterkenny, Ireland with a maximum temperature of 8°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 16% chance of some rain and a moderate breeze of 22 kph from the north-west.

8
°C maximum temperature
2
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
1
UV index (Low)
16
% chance of some rain
<2
mm of rainfall expected
5
°C wind chill
22
kph wind from NW

Letterkenny weather for Saturday 28th February 2026

Expect sunshine and showers in Letterkenny, Ireland with a maximum temperature of 7°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a moderate breeze of 26 kph from the south.

7
°C maximum temperature
0
°C minimum temperature
sunshine and showers
7
hours of sunshine
1
UV index (Low)
32
% chance of some rain
<2
mm of rainfall expected
3
°C wind chill
26
kph wind from S

Letterkenny weather for Sunday 1st March 2026

Expect mostly cloudy with light rain in Letterkenny, Ireland with a maximum temperature of 11°C and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 73% chance of some rain and a fresh breeze of 35 kph from the south.

11
°C maximum temperature
5
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
0
UV index (None)
73
% chance of some rain
<5
mm of rainfall expected
11
°C wind chill
35
kph wind from S

Letterkenny weather for Monday 2nd March 2026

Expect cloudy with some rain in Letterkenny, Ireland with a maximum temperature of 9°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 62% chance of some rain and a fresh breeze of 32 kph from the south.