Castletown Weather in January

Castletown in January sees low temperatures, with highs around 8°C (46°F) and overnight lows of 4°C (39°F). Rainfall is fairly high at around 91 mm (3.6 in) on average, so pack waterproofs just in case.

Rainfall in Castletown in January

Rain is expected on roughly 23 days, totalling around 91 mm (3.6 in) for the month. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.

Temperature in Castletown in January

Daytime temperatures in Castletown reach 8°C (46°F) in January, dropping to 4°C (39°F) at night. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. With lows around 4°C (39°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Castletown in January

This month sees fewer sunny days, with about 37 hours of sunshine, perfect for those who enjoy cooler temperatures.

January in Castletown has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.