High season
From June to August, Londonderry enjoys its warmest weather, with average temperatures around 17°C. The city buzzes with activity, and a lighter atmosphere fills the air. Daylight extends late into the evening, encouraging outdoor exploration. Arriving at this time means experiencing the city at its most lively, with people making the most of the longer days and milder conditions.
Summer brings a calendar full of events, from open-air concerts to street festivals. The Walled City takes on a festive feel, with more visitors strolling its historic ramparts and enjoying al fresco dining. Local life moves outdoors, and community events thrive, offering a full picture of Londonderry’s welcoming spirit.
Low season
Between November and February, Londonderry experiences its cooler, wetter season, with average temperatures often dropping to around 7°C. Days are shorter, and the city takes on a quieter, more reflective pace. The weather can be brisk, with more frequent rain showers. Visitors arriving during these months will find a different, more intimate side of the city, often wrapped in a misty, atmospheric charm.
The low season is marked by festive traditions, particularly in the lead-up to Christmas, when the city centre twinkles with lights and markets. While outdoor activities are less common, the focus shifts to cosy pubs, museums, and indoor cultural spaces. The city’s historic sites offer a serene experience, often enjoyed without the summer crowds, allowing for deeper engagement with its rich heritage.