Castlereagh Weather in June

Castlereagh in June sees moderate temperatures, with highs around 17°C (63°F) and overnight lows of 11°C (52°F). Rainfall is fairly high at around 87 mm (3.4 in) on average, so pack waterproofs just in case.

Rainfall in Castlereagh in June

The climate data from previous years indicates about 15 days of rain, averaging 87 mm (3.4 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Castlereagh in June

In June, expect moderate temperatures in Castlereagh, with highs of 17°C (63°F) and lows of 11°C (52°F) at night. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. At 11°C (52°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Castlereagh in June

The area experiences a moderate amount of sunshine, with approximately 170 hours of sunlight expected. This means a decent mix of sun and overcast.

Wind Speed in Castlereagh in June

Wind speeds average 4 m/s (8 knots) during June. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

Average water temperature in June

With water temperatures around 11°C (52°F), swimming isn't really an option for most visitors. The cold sets in quickly and a wetsuit won't fully solve it.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. July and August typically offer the best weather for Castlereagh.