Donegal Weather in December

Donegal in December averages 5°C (41°F) during the day and -4°C (25°F) at night. This is part of the winter season, and quite a bit of snow/rainfall is expected this month.

Rainfall in Donegal in December

This month experiences about 19 days of snow/rain according to historical data, averaging 119 mm (4.7 in). Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in Donegal in December

December in Donegal brings low temperatures, with highs of 5°C (41°F) and nights around -4°C (25°F). The month of December belongs to the winter season. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. Nights are well below freezing at -4°C (25°F). An extra blanket is a good idea if you feel the cold, especially in older or less well-heated accommodation.

Sunshine in Donegal in December

With limited sunshine this month, there are about 78 hours of sun. It's ideal for those who prefer a cooler, cloudier climate.

December in Donegal 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.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Donegal's climate page.

Donegal Temperature in December

Min Temperature -4°C (25°F)  

Max Temperature 5°C (41°F)  

Chance of Rain 62%  

Precipitation 119 mm (4.7 in)  

Rainy days 19 days  

Sunshine 78 hours *  

Percentage Sunshine *  

* Data from: Frostburg, the United States of America (63 KM, 39 Miles).

What to Wear in Donegal in December

We recommend to layer up for chilly conditions in Donegal 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. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.

What To Do in Donegal in December

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

Swimming

4/10

Cycling

3/10

Walking

3/10

Camping

1/10

Outdoor sports

3/10

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 States of America, check out our Donegal's climate page.

More climate data for Donegal

Temperature Rainfall Sunshine

See the full Donegal climate overview or explore weather in the United States of America.