Letterkenny weather live forecast

Today's maximum temperature in Letterkenny is expected to be 9°C. Select a day from the live weather forecast for Letterkenny, Ireland for more weather parameters.

Monday
9th Nov
9

4

2

1
Tuesday
10th Nov
9

4

0

0
Wednesday
11th Nov
8

3

3

1
Thursday
12th Nov
7

3

2

1
Friday
13th Nov
7

1

4

1

5-day weather forecast updated at 04:02 on Monday 9th 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 Monday 9th November 2026

Expect broken clouds in Letterkenny, Ireland with a maximum temperature of 9°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the east.

9
°C maximum temperature
4
°C minimum temperature
broken clouds
2
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
8
°C wind chill
9
kph wind from E

Letterkenny weather for Tuesday 10th November 2026

Expect overcast skies in Letterkenny, Ireland with a maximum temperature of 9°C and no hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the east.

9
°C maximum temperature
4
°C minimum temperature
overcast skies
0
hours of sunshine
0
UV index (None)
0
mm of rainfall expected
6
°C wind chill
17
kph wind from E

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 14 kph from the north-east.

8
°C maximum temperature
3
°C minimum temperature
broken clouds
3
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
6
°C wind chill
14
kph wind from NE

Letterkenny weather for Thursday 12th November 2026

Expect broken clouds in Letterkenny, Ireland with a maximum temperature of 7°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north-east.

7
°C maximum temperature
3
°C minimum temperature
broken clouds
2
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
4
°C wind chill
17
kph wind from NE

Letterkenny weather for Friday 13th November 2026

Expect broken clouds in Letterkenny, Ireland with a maximum temperature of 7°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the south.