Larne weather in March 2025

Q: How cold is it in Larne in March?

Daytime temperatures usually reach 7°C in Larne in March, falling to 2°C at night.

Q: How sunny is it in Larne in March?

There are normally 3 hours of bright sunshine each day in Larne in March - that's 26% of daylight hours.

Q: Is the sea cold around Larne in March?

The average sea temperature around Larne in March is 7°C.

Q: Does it rain in Larne in March?

There are usually 19 days with some rain in Larne in March and the average monthly rainfall is 93mm.

Expect 45°F daytime maximum temperatures in the shade with on average 3 hours of sunshine per day in Larne in March. Check more long-term weather averages for Larne in March before you book your next holiday to Northern Ireland in 2025/2026.

45
45°F max day temperature
3
3 hours of sunshine per day
19
19 days with some rainfall
36
36°F min night temperature
12
12 hours of daylight per day
0
No heat & humidity
3.7
3.7 inches of monthly rainfall
2
2 (Low) UV index
45
45°F sea temperature

More about Larne

Larne by month

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

Recommended for Northern Ireland

National Trust Holidays: up to 35% off 10+ night stays

Discount Code

Save up to 35% on 10+ night stays with National Trust Holidays
Discover breaks to Cornwall, Devon , Wales & Nothern Ireland
Stay between 1 Oct & 30 Nov or 1 Jan & 28 Feb 2025

Show discount code

******NAF

Redeem National Trust Holidays discount code >>

Expires at 23:59 on Friday 28th Feb 2025 · View all National Trust Holidays offers

The March weather guide for Northern Ireland (Larne) 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)