When is the best time to go to Belfast?

When is the best time to go to Belfast? Here's some information to help you in your decision:

  • The best months in Belfast are May, June, July, August, September and October
  • On average, the warmest months are June, July and August
  • The coldest months are January, February and March
  • The rainiest months are June, July, August, October and November

Annual weather in Belfast

For full information about the climate and weather in Belfast a specific month, click on the corresponding line below:

January 40°F/45°F
February 40°F/47°F
March 40°F/49°F
April 43°F/54°F
May 49°F/58°F
June 54°F/63°F
July 56°F/65°F
August 56°F/65°F
September 52°F/61°F
October 49°F/56°F
November 45°F/50°F
December 41°F/47°F

Weather and climate in Belfast

Belfast enjoys a temperate oceanic climate (with warm summer) in accordance with the Köppen-Geiger classification. The yearly average maximum temperature in Belfast is 54°F (ranging from 45°F in january to 65°F in july). Annual rainfall is 53.3in, with a minimum of 3.3in in april and a maximum of 5.9in in august.
  • Between january and february the climate is very bad. The record temperature this month is 56°F and it rains about 27% of the time in february.
  • Between the months of march and april the climate is bad. In average, on the morning it is 43°F and it rains about 17% of the time in april.
  • Between may and october the climate is passable, but still OK. By early evening, the temperature averages 52°F and it rains in october about 5.2in.
  • In november the climate is not good. At lunchtime, it's 50°F in average and it rains about 25% of the time in november.
  • In december the climate is the worst possible. In average, on the morning it is 43°F.

Belfast : L'hôtel de ville de Belfast et le Belfast Eye

Charts: temperature and rainfall in Belfast

In the charts below, you can see the following seasonal norms for the city of Belfast: the minimum and maximum outdoor temperature, the risk and amount of monthly rainfall, daily average sunshine, sea temperature, and relative humidity for each month of the year.

Outside temperature

Precipitation (rainfall)

Daily sunshine hours

Sea temperature


Peak visitor numbers and tourist seasons in Belfast

Find out when Belfast has its high tourist season (the period when the influx of tourists is highest) and off-peak tourist season using our data and figures.

Tourist seasons in Belfast

  • Very low season in Belfast
    The months with the lowest number of tourists are: January, February and March.
  • Low season in Belfast
    The months with low numbers of tourists are: April and September.
  • High season in Belfast
    The number of visitors to Belfast is high in: May, June, October, November and December.
  • Peek season in Belfast
    The largest number of tourists visiting Belfast is during: July and August.

Figure: Visitor index for Belfast month by month

Best time for low prices in Belfast

Average prices of hotels in Belfast month by month

Generally, March is the month with the lowest hotel prices in Belfast. So this is a great time to save on your holiday! In contrast, July is statistically the most expensive month of the year for hotels.

Find the best price for your hotel room

Average price for flights to Belfast

A return flight between London and Belfast is generally cheaper if you go in september ($ 88 on average): this is the best time for travellers on a tight budget. In contrast, you may end up paying $ 40 more for your airline ticket to Belfast if you go in december.

Find the best price for your flight

Other cities and places near Belfast

Chargement en cours
Legend: Belfast other locations

Change units