Weather in Castlereagh in April
Castlereagh, United Kingdom averages a high of 10.9°C (51.6°F) and low of 5.5°C (41.9°F) in April, with 12 rain days and 9.3 hours of daily sunshine. Travel score: 59.2/100 (Mixed). The best time to visit Castlereagh is June.
High
11°C52°F
Low
6°C42°F
🌧️
12
rain days
☀️
9.3
hrs/day sunshine
💧
79%
humidity
59— Mixed
April in Castlereagh is cool and occasionally wet — mixed conditions — plan indoor alternatives.
What are the average temperatures in Castlereagh?
How much does it rain in Castlereagh in April?
Castlereagh receives an average of 60.5mm of rainfall across 12 rainy days in April. The annual total is 908.5mm.
What should I pack for Castlereagh in April?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 11°C
🧶
Sweaters and warm layers
Layer up for comfort
Traveling to United Kingdom in April?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31