Weather in Castlereagh in December
Castlereagh, United Kingdom averages a high of 7.9°C (46.2°F) and low of 4.2°C (39.6°F) in December, with 13 rain days and 3.4 hours of daily sunshine. Travel score: 39.9/100 (Poor). The best time to visit Castlereagh is June.
High
8°C46°F
Low
4°C40°F
🌧️
13
rain days
☀️
3.4
hrs/day sunshine
💧
86%
humidity
40— Poor
December in Castlereagh is cold and occasionally wet — challenging weather conditions.
What are the average temperatures in Castlereagh?
How much does it rain in Castlereagh in December?
Castlereagh receives an average of 81.5mm of rainfall across 13 rainy days in December. The annual total is 908.5mm.
What should I pack for Castlereagh in December?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 8°C
🧶
Sweaters and warm layers
Layer up for comfort
🧤
Warm gloves
Cold nights around 4°C
🧣
Warm scarf
Protect against cold winds
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Data based on 1994–2024 averages · Last updated: 2024-12-31