high season: May to September
low season: November to February
shoulder season: March to April, October
Weather InformationNorthern Ireland's climate is mild and temperate year-round, although showers can occur at any time of year. Summer temperatures range from 60 to 70 degrees during the day. Winters are crisp with temperatures in the 40s and a higher chance of showers than of snow. Spring and fall temperatures average 50 degrees.
Crowd InformationNorthern Ireland sees more crowds during the summer high season when there are country fairs, street markets, carnivals, drumming contests, and regattas. Fewer people visit in the winter low season. St. Patrick's Day in March and Belfast Festival at Queens in November are also busy times.
Closure InformationShops and venues generally close on Christmas Day (December 25), Boxing Day (December 26), St. Patrick's Day (March 17), Good Friday, Easter Monday, July 12 (a major Northern Ireland public holiday), and various Bank Holidays in May, July, and August.
When to SaveThe winter low season is the most economical time to visit. Reduced prices are also available during the shoulder seasons.
When to BookBook as far in advance as possible, especially for high season travel, to get the best prices on airfare, hotel, car rentals, and other travel services.
Information provided by the Belfast Visitor and Convention Bureau