Northern Ireland weather

Get the latest coronavirus (COVID-19) updates for the UK with current travel advice, statistics and online resources.

Below are the temperatures expected today at popular destinations in Northern Ireland. Select a destination to compare today's forecast with average weather conditions.

More destinations >>

  • Top deals & discounts
  • Northern Ireland climate averages by month
  • More destinations
  • Best time to go to Northern Ireland
  • Northern Ireland 5-day weather forecast
  • Northern Ireland weather today - current conditions (last 24-hours)

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

The weather guide for Northern Ireland shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

Recommended for Northern Ireland

  • Explore last minute deals on holiday cottages
  • Save on UK & Ireland holidays with late deals
  • Narrow search by selecting holiday preferences

Northern Ireland holiday rentals

Find holiday rentals in Northern Ireland including holiday homes, self-catering accommodation, B&Bs, shared space, home swaps and short-term lets.

  • Airbnb
  • HomeAway

Northern Ireland cottages

Search for holiday cottages in Northern Ireland including contemporary and traditional self-catering accommodation.

  • Imagine Ireland
  • Stays Cottage Holidays

Northern Ireland hotels

Compare prices for hotels in Northern Ireland by booking directly with hotel chains and independent hotels or via online travel agencies and hotel comparison websites.

  • Booking.com
  • IHG
  • Priceline

Northern Ireland camping & hostels

Looking for camping holidays in Northern Ireland? Browse hostels and campsites for camping, glamping, yurts, cabins, tree houses, youth hostels and caravan parks.

  • Campsited
  • Hostel World

Northern Ireland holiday parks

Discover family holidays and short breaks at holiday parks, activity centres and seaside resorts in Northern Ireland with lots of activities, adventures and entertainment for all.

  • Hoseasons

Northern Ireland car hire

Need to hire a car for Northern Ireland? Check out the car hire companies and brokers offering car rentals for Northern Ireland.

  • Avis
  • Europcar
  • Hertz

Back to search

Which is the hottest month in Northern Ireland?

The hottest time of year in Belfast, Northern Ireland is normally July. Expect maximum daytime temperatures to reach 18°C.

Which month has the most rain in Northern Ireland?

In terms of rainfall, January is usually the wettest month in Belfast, Northern Ireland with 101mm on average. There are normally 20 days in January with some rain.

When is it sunniest in Northern Ireland?

The sunniest time of year in Belfast, Northern Ireland is normally May with bright sunshine on average for 37% of daylight hours; that's 6 hours of sunshine per day.

When is the sea warmest in Northern Ireland?

The sea is usually at its warmest in Belfast, Northern Ireland in September when the water temperature reaches 14°C.

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

Compare Northern Ireland weather with the USA

Below the Northern Ireland weather chart shows average maximum daytime temperature for Nothern Ireland (Belfast) and the USA (Washington).

Maximum daytime temperature (°C)

Nothern Ireland (Belfast)
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

Compare more Northern Ireland weather >>

  • Save on holidays in summer 2020 with top deals from TUI
  • Book holidays to the Greece, Cyprus, Turkey & more
  • FREE amends & overseas medical assistance with COVID cover

TUITUI deal finder

Back to top

More Northern Ireland destinations

More destinations & map >>

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.