Letterkenny weather live forecast

Today's maximum temperature in Letterkenny is expected to be 16°C. Select a day from the live weather forecast for Letterkenny, Ireland for more weather parameters.

Tuesday
7th Apr
16

7

1

2
Wednesday
8th Apr
13

8

2

1
Thursday
9th Apr
12

6

5

2
Friday
10th Apr
15

6

3

3
Saturday
11th Apr
12

5

4

2

5-day weather forecast updated at 04:03 on Monday 6th April 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 Tuesday 7th April 2026

Expect isolated thunderstorms in Letterkenny, Ireland with a maximum temperature of 16°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 47% chance of some rain and a moderate breeze of 24 kph from the south.

16
°C maximum temperature
7
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
2
UV index (Low)
47
% chance of some rain
<2
mm of rainfall expected
16
°C wind chill
24
kph wind from S

Letterkenny weather for Wednesday 8th April 2026

Expect broken clouds in Letterkenny, Ireland with a maximum temperature of 13°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the south-west.

13
°C maximum temperature
8
°C minimum temperature
broken clouds
2
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
22
kph wind from SW

Letterkenny weather for Thursday 9th April 2026

Expect mostly cloudy with light rain in Letterkenny, Ireland with a maximum temperature of 12°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 41% chance of some rain and a moderate breeze of 26 kph from the west.

12
°C maximum temperature
6
°C minimum temperature
mostly cloudy with light rain
5
hours of sunshine
2
UV index (Low)
41
% chance of some rain
<2
mm of rainfall expected
12
°C wind chill
26
kph wind from W

Letterkenny weather for Friday 10th April 2026

Expect mostly cloudy with light rain in Letterkenny, Ireland with a maximum temperature of 15°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 49% chance of some rain and a fresh breeze of 31 kph from the south-west.

15
°C maximum temperature
6
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
3
UV index (Moderate)
49
% chance of some rain
<2
mm of rainfall expected
15
°C wind chill
31
kph wind from SW

Letterkenny weather for Saturday 11th April 2026

Expect isolated thunderstorms in Letterkenny, Ireland with a maximum temperature of 12°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 60% chance of some rain and a fresh breeze of 30 kph from the south-west.