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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the StoryShift weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Check the live forecast above before finalising plans for Derry. The city’s weather is famously changeable, so a single day can bring bright spells, a sharp shower and a stiff breeze, especially in spring and autumn.
What is the best time of year to visit Londonderry?
Late May to early September offers the mildest conditions and longest daylight hours. July and August are the warmest months, with average highs around 18-19°C, though rain is still possible. Pack a waterproof layer regardless of season; April and October are notably windier.
What should I pack for a trip to Derry?
Layers are essential. Bring a mid-layer fleece or jumper, a water-resistant jacket, and comfortable walking shoes. In winter (November to February), add a warm coat, hat and gloves as temperatures hover near 4-7°C. Summer visitors should still include a light raincoat or umbrella.
Does Derry have a microclimate?
Derry’s position on the River Foyle and near Lough Foyle creates localised conditions. The city can be cloudier and slightly wetter than inland areas, but it rarely experiences extreme temperatures. Sea breezes often moderate summer heatwaves, keeping daytime temperatures pleasant.
For a more detailed outlook, see the 10 Day Weather Forecast UK or check the Belfast Weather page for regional comparisons.
What is the weather in Londonderry tomorrow?
Refer to the live forecast above for the most accurate prediction. Overnight lows typically sit around 8-10°C in summer and 2-4°C in winter, with rain possible at any time.
Where can I find the Met Office weather Derry forecast?
The Met Office provides the official long-range data. The live forecast above draws from Met Office observations, covering the weather in Londonderry 10 days and the weather Derry 14 day forecast.
Is a 21 day weather forecast Derry reliable?
Beyond 7-10 days, confidence drops significantly. The BBC Weather Derry 14 day forecast gives a general trend, but check the live forecast above for the most reliable short-term outlook for weather Derry 7 days.