Carrickfergus weather in May 2025

Q: How warm is it in Carrickfergus in May?

Daytime temperatures usually reach 14°C in Carrickfergus in May, falling to 6°C at night.

Q: How sunny is it in Carrickfergus in May?

There are normally 6 hours of bright sunshine each day in Carrickfergus in May - that's 38% of daylight hours.

Q: Is the sea cold around Carrickfergus in May?

The average sea temperature around Carrickfergus in May is 9°C.

Q: Does it rain in Carrickfergus in May?

There are usually 16 days with some rain in Carrickfergus in May and the average monthly rainfall is 63mm.

Expect 57°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Carrickfergus in May. Check more long-term weather averages for Carrickfergus in May before you book your next holiday to Northern Ireland in 2025/2026.

57
57°F max day temperature
6
6 hours of sunshine per day
16
16 days with some rainfall
43
43°F min night temperature
16
16 hours of daylight per day
0
No heat & humidity
2.5
2.5 inches of monthly rainfall
5
5 (Moderate) UV index
48
48°F sea temperature

More about Carrickfergus

Carrickfergus by month

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

Recommended for Northern Ireland

Snaptrip: Top deals on UK cottages, lodges & more

Sale

Compare self-catering accommodation in the UK
Book cottages, lodges, log cabins & holiday parks
Save with last minute discounts & early bird deals

Go to Snaptrip deal >>

View all Snaptrip offers

The May weather guide for Northern Ireland (Carrickfergus) 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 warm is it in Carrickfergus in May?

Daytime temperatures usually reach 57°F in Carrickfergus in May, falling to 43°F at night.

How sunny is it in Carrickfergus in May?

There are normally 6 hours of bright sunshine each day in Carrickfergus in May - that's 38% of daylight hours.

How warm is the sea around Carrickfergus in May?

The average sea temperature around Carrickfergus in May is 48°F.

Does it rain in Carrickfergus in May?

There are usually 16 days with some rain in Carrickfergus in May and the average monthly rainfall is 2.5 inches.

Carrickfergus May sunrise & sunset times

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

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