Castlerock Weather in April

Castlerock in April sees low daytime temperatures of 11°C (52°F) and nighttime lows of 6°C (43°F). Rainfall is fairly high this month at around 87 mm (3.4 in), so pack a rain jacket to stay dry.

Rainfall in Castlerock in April

On average, there are about 17 days with rain during this month, averaging 87 mm (3.4 in). Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Castlerock in April

Castlerock in April gets highs of 11°C (52°F) during the day and drops to 6°C (43°F) at night. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. Nights drop to 6°C (43°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Castlerock in April

The area experiences a moderate amount of sunshine, with approximately 156 hours of sunlight expected. This means a decent mix of sun and overcast.

If you prefer dry days with pleasant temperatures, June typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.