Ballycastle weather in January 2025

Expect 45°F daytime maximum temperatures in the shade with on average 1 hours of sunshine per day in Ballycastle in January. Check more long-term weather averages for Ballycastle in January before you book your next holiday to Northern Ireland in 2025/2026.

45
45°F max day temperature
1
1 hour of sunshine per day
22
22 days with some rainfall
36
36°F min night temperature
8
8 hours of daylight per day
0
No heat & humidity
4.7
4.7 inches of monthly rainfall
0
No UV (Maximum) Index UV index
48
48°F sea temperature

More about Ballycastle

Ballycastle by month

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

Recommended for Northern Ireland

Rural Retreats: Dog friendly holiday properties

Sale

Search for dog friendly cottages in the UK
Book stays in Sussex, Shropshire, Somerset & more
Filter search by selecting holiday preferences

Go to Rural Retreats deal >>

View all Rural Retreats offers

The January weather guide for Northern Ireland (Ballycastle) 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 the UK

How cold is it in Ballycastle in January?

Daytime temperatures usually reach 45°F in Ballycastle in January, falling to 36°F at night.

How sunny is it in Ballycastle in January?

There are normally 1 hour of bright sunshine each day in Ballycastle in January - that's 17% of daylight hours.

How warm is the sea around Ballycastle in January?

The average sea temperature around Ballycastle in January is 48°F.

Does it rain in Ballycastle in January?

There are usually 22 days with some rain in Ballycastle in January and the average monthly rainfall is 4.7 inches.

Ballycastle January sunrise & sunset times

Browse the sunrise and sunset times for Ballycastle in January 2025. Select a month to view Ballycastle sunrise and sunset times for the next 12 months.

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