The local weather in Letterkenny tomorrow

Sunday, 20 September 2026

The weather tomorrow in Letterkenny will be chilly with temperatures around 15°C. During the evening and night time the temperatures will drop to 8°C.

For deep dive information check out our hourly weather forecast for tomorrow down the page.

Temperature
Temperature
15° / 8°
Chance of rain
Chance of rain
48
%
Wind
Wind
19
Km/h
Humidity
Humidity
93
%
Previous day
Next day
00:0003:0006:0009:0012:0015:0018:0021:00
Temperature10°C9°C8°C10°C13°C15°C14°C11°C
Weather Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Overcast
Overcast
Overcast
Overcast
Sunny
Sunny
Overcast
Overcast
Light rain shower
Light rain shower
Chance of rain18%27%26%19%14%3%14%48%
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0.2 mm
Humidity76%86%80%70%57%52%64%93%
Wind19Km/h12Km/h12Km/h8Km/h14Km/h13Km/h9Km/h12Km/h
Wind Gust43Km/h34Km/h32Km/h30Km/h21Km/h16Km/h16Km/h31Km/h
Wind Degree261°
Wind Degree
255°
Wind Degree
255°
Wind Degree
251°
Wind Degree
262°
Wind Degree
241°
Wind Degree
213°
Wind Degree
153°
Wind Degree
Wind DirectionWWSWWSWWSWWWSWSSWSSE
Cloud Cover75%86%100%100%100%21%92%100%
UV Index00002200
Visibility10 Km10 Km10 Km10 Km10 Km10 Km10 Km10 Km

The weather in Letterkenny tomorrow - FAQ

What is the weather tomorrow in Letterkenny?
The wather forecast for tomorrow in Letterkenny is mostly overcast.
What is tomorrow's highest and lowest temperature in Letterkenny?
The temperature tomorrow in Letterkenny will range between 8° and 15°.
Will it be raining tomorrow in Letterkenny?
The chance of rain tomorrow in Letterkenny is 48%.
Will it be windy tomorrow in Letterkenny?
The wind will blow between 8 Km/h to 19 Km/h tomorrow in Letterkenny.
How many hours of sunlight tomorrow in Letterkenny?
There will be 4 hours of sun tomorrow in Letterkenny.
What time is the sunrise and sunset tomorrow in Letterkenny?
The sun will rise at 07:12 and set at 19:34.

Sunrise and sunset time in Letterkenny tomorrow

What time is the sunset and sunrise in Letterkenny tomorrow? The sun will rise at 07:12 and will set at 19:34. There will be 4 hours of sunlight in Letterkenny.

Sunrise
Sunrise
07:12
Sunset
Sunset
19:34

Letterkenny tomorrow weather

Morning Overcast

The temperature in Letterkenny tomorrow in the early morning is 8°C.

If you take into account factors such as wind, humidity and other weather conditions, the temperatures can feel like 6°C.

The chance of rain in Letterkenny in the morning is 26%, and the wind will blow at 12km/h.

Noon Overcast

The temperature in Letterkenny tomorrow at noon time is 13°C and it will feel like 12°C. The humidity will be around 57% with wind speed of 14km/h.

Evening Overcast

The temperature in Letterkenny tomorrow's evening will get to 15°C.

The chance of rain in Letterkenny in the evening time is 3%, with wind speed of 13km/h.

Night Light rain shower

The night temperature in Letterkenny tomorrow is 11°C with a wind speed of 12km/h.

Clothing recommendation for Letterkenny

Sunday, 20 September 2026
Winter Hat
Winter Hat
Coat
Coat