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GBClimate Northern Ireland and best time to visit

Climate Northern Ireland

Northern Ireland has a oceanic climate. There is rainfall during all months of the year. The average annual temperature for Northern Ireland is 24° degrees and there is about 218 inch of rain in a year. It is dry for 100 days a year with an average humidity of 88% and an UV-index of 3.

Climate Northern Ireland by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°F) 43 45 48 52 57 62 63 62 59 55 48 44
Night temp. (°F) 36 36 36 39 44 48 51 51 49 46 41 37
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (inch) 17 15 19 13 14 20 22 21 14 19 24 20
Days with rain 15 15 17 17 18 19 24 26 17 17 18 16
Days with snow 3 3 2 - - - - - - - - 1
Dry days 13 10 12 13 13 11 7 5 13 14 12 14
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 3 3 4 6 6 7 6 5 5 3 4 4
Wind force (Bft) 3 3 3 3 3 3 3 3 3 3 3 3
UV-index 2 2 2 3 3 4 3 4 3 3 2 2

View the 14 day weather forecast for Northern Ireland

Best time to visit Northern Ireland

To go to Northern Ireland, the best time to visit is in June. In this period you have a mild temperature and little precipitation. In Northern Ireland, July is the warmest month with 63°F and the most cold month is 43°F in January.

In the table below you can quickly see the average weather per month in Northern Ireland, the monthly temperature or when precipitation is highest. The monthly average climate data is based on data from the last 30 years.

Northern Ireland weather experiences

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Frequently asked questions

Where is Northern Ireland?

Northern Ireland lies in a straight line about 3,143 miles from United States (New York → Belfast). By car the distance is 459 miles. The total travel time is 9 hours and 50 minutes.

How long is the flight to Northern Ireland?

The flight time from Los Angeles International Airport (LAX) to Northern Ireland is approximately 11 h. 20 min.

What are the largest airports in Northern Ireland?

These are the largest airports in Northern Ireland:

  • London Gatwick Airport (LGW) in London
  • London City Airport (LCY) in London
  • London Heathrow Airport (LHR) in London
  • Birmingham International Airport (BHX) in Birmingham
  • Manchester Airport (MAN) in Manchester
  • Leeds Bradford Airport (LBA) in Leeds
  • Glasgow Prestwick Airport (PIK) in Glasgow
  • Newcastle Airport (NCL) in Newcastle upon Tyne
  • Nottingham Airport (NQT) in Nottingham
  • East Midlands Airport (EMA) in Nottingham

Airports on the well-known islands of Northern Ireland:

  • St Mary's
    St. Mary's Airport (ISC) in Hugh Town

How many inhabitants does Northern Ireland have?

Northern Ireland has 1,810,862 inhabitants.

How big is Northern Ireland?

The surface area of Northern Ireland is 8,602 mi². It is 28x smaller than United States.

What is the capital of Northern Ireland?

The capital of Northern Ireland is Belfast.

What is the currency of Northern Ireland?

In Northern Ireland, the Pound sterling (GBP) is used for payment.

Exchange rates on 3 June 2023

  • 1 US dollar = 0.75 Pound sterling
  • 1 Pound sterling = 1.33 US dollar
  • 100 US dollar = 75.44 Pound sterling
  • 100 Pound sterling = 132.55 US dollar

What is the area code of Northern Ireland?

The area code to call Northern Ireland is +44.

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