Northern Ireland weather

Usually in June
- 63
- 48
- 6
Weather by month
Now Today
- 59
- 7
5-day forecast

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

15
Belfast
15
Londonderry

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Recommended for Northern Ireland

The weather guide for Northern Ireland (Belfast) 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.

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

Metric (°C) | Imperial (°F)

More about the UK

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 64°F.

Which month has the most rain in Northern Ireland?

In terms of rainfall, January is usually the wettest month in Belfast, Northern Ireland with 4.0 inches 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 57°F.

What is the time difference between Northern Ireland and the UK?

The time difference between Northern Ireland and the UK is GMT+0 hours.

What is the main language spoken in Northern Ireland?

The main language spoken in Northern Ireland is English.

Learn a language for Northern Ireland with Busuu^*, Lingoda^* and Rocket Languages^*.

What is the currency in Northern Ireland?

The currency in Northern Ireland is the Pound Sterling (GBP).

Send money to Northern Ireland with World Remit^*, Wise^* and Monito^*.

Which plugs are used in Northern Ireland?

Northern Ireland uses electrical plug type G (230 Volts).

Which side of the road do they drive on in Northern Ireland?

They drive on the left side of the road in Northern Ireland.

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 (°F)

Nothern Ireland (Belfast)

USA (Washington)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec