Portstewart Weather in December

December in Portstewart averages 10°C (50°F) during the day and 6°C (43°F) at night. Quite a bit of rainfall is typical this month, with around 143 mm (5.6 in) on average. An umbrella is a good idea.

Rainfall in Portstewart in December

The climate data from previous years indicates about 22 days of rain, averaging 143 mm (5.6 in) for the month. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.

Temperature in Portstewart in December

December in Portstewart brings low temperatures, with highs of 10°C (50°F) and nights around 6°C (43°F). Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. At 6°C (43°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Portstewart in December

This month is characterized by fewer sunny days, with about 39 hours of sunshine. It's great for those who appreciate cooler, less sunny days.

December in Portstewart has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.