Portstewart Weather in January

Portstewart in January sees low daytime temperatures of 9°C (48°F) and nighttime lows of 5°C (41°F). Rainfall is fairly high this month at around 124 mm (4.9 in), so pack a rain jacket to stay dry.

Rainfall in Portstewart in January

Expect around 22 days of rain based on historical data, with 124 mm (4.9 in) average. 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 January

January in Portstewart brings typical temperatures with highs around 9°C (48°F) and lows of 5°C (41°F). Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. With lows around 5°C (41°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Portstewart in January

The month is characterized by fewer sunny days, with roughly 50 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.

January in Portstewart can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.