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.

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• January
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For a detailed overview over the year and the best time to visit the United Kingdom, check out our Portstewart's climate page.

Portstewart Temperature in December

Min Temperature 6°C (43°F)  

Max Temperature 10°C (50°F)  

Chance of Rain 74%  

Precipitation 143 mm (5.6 in)  

Rainy days 22 days  

Sunshine 39 hours *  

Percentage Sunshine *  

* Data from: Derry, Ireland (42 KM, 26 Miles).

What to Wear in Portstewart in December

We recommend to layer up for chilly conditions in Portstewart in December. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.

What To Do in Portstewart in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

4/10

Cycling

4/10

Walking

4/10

Camping

3/10

Outdoor sports

4/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Portstewart's climate page.

More climate data for Portstewart

Temperature Rainfall Sunshine

See the full Portstewart climate overview or explore weather in the United Kingdom.