Letterkenny weather in November 2026

Q: How warm is it in Letterkenny in November?

Daytime temperatures usually reach 10°C in Letterkenny in November, falling to 4°C at night.

Q: How sunny is it in Letterkenny in November?

There are normally 2 hours of bright sunshine each day in Letterkenny in November - that's 27% of daylight hours.

Q: How warm is the sea around Letterkenny in November?

The average sea temperature around Letterkenny in November is 12°C.

Q: Does it rain in Letterkenny in November?

There are usually 16 days with some rain in Letterkenny in November and the average monthly rainfall is 65mm.

Expect daytime maximum temperatures of 48°F in Letterkenny, Ireland in November based on long-term weather averages. There are 2 hours of sunshine per day on average with 23 days with some rainfall and typically 5.4 inches of rainfall in the month.

48
48°F max day temperature
2
2 hours of sunshine per day
23
23 days with some rainfall
37
37°F min night temperature
8
8 hours of daylight per day
0
No heat & humidity
5.4
5.4 inches of monthly rainfall
1
1 (Low) UV index

More about Letterkenny

Letterkenny by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Ireland

Fred Olsen: Top cruise offers for 2026/2027

Sale

Explore latest offers on Fred Olsen Cruises in 2026/2027
Find last minute deals or early bird discounts
Filter offers by price, destination, ship & departure point

Go to Fred Olsen deal >>

View all Fred Olsen offers

Cruise deal finder

Destination

The November weather guide for Ireland (Letterkenny) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

More about Ireland

How warm is it in Letterkenny in November?

Daytime temperatures usually reach 50°F in Letterkenny in November, falling to 39°F at night.

How sunny is it in Letterkenny in November?

There are normally 2 hours of bright sunshine each day in Letterkenny in November - that's 27% of daylight hours.

How warm is the sea around Letterkenny in November?

The average sea temperature around Letterkenny in November is 54°F.

Does it rain in Letterkenny in November?

There are usually 16 days with some rain in Letterkenny in November and the average monthly rainfall is 2.6 inches.

Letterkenny November sunrise & sunset times

Browse the sunrise and sunset times for Letterkenny in November 2026. Select a month to view Letterkenny sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec