Londonderry Weather in October

During October, Londonderry experiences moderate daytime temperatures of 14°C (57°F) and cooler nights around 2°C (36°F). As the wettest month of the year, expect frequent rainfall.

Rainfall in Londonderry in October

It's the month with the heaviest rainfall, so an umbrella is a must to navigate the wet weather. Historically, October sees about 15 days of rain, with a monthly average of 150 mm (5.9 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Londonderry in October

In October, Londonderry sees moderate temperatures, with highs of 14°C (57°F). Nights drop to around 2°C (36°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. At 2°C (36°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

If your ideal day consists of dry skies and pleasant temperatures, September typically offers the best circumstances for Londonderry.