Dundalk weather

Our guide to the weather in Dundalk during December

7

Average high

2

UV Index

46mm

Monthly rainfall

90%

Humidity

We've looked at the most up-to-date weather data for Dundalk, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Dundalk weather in December.

What's the temperature like in Dundalk during December?

The temperature reaches around 7℃ during the daytime in December, falling away to 3℃ at night. The UV index will be low at this time of year, so not something to worry about. However, if you're going to be outside for long periods it's always a good idea to apply a small amount of sunscreen to exposed skin.

Does it snow in Dundalk during December?

Possibly. There's a chance of snow during December but not as much as you might think. Check the local forecast before you leave home so that you can pack appropriate footwear and clothing.

Does it rain in Dundalk during December?

On average, there will be 6 rainy days during the month, amounting to 45.8mm in total. That's broadly comparable with the amount of rain we see in England during the summer months, and would be considered dry. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Dundalk during December?

You're unlikely to experience any strong winds. Expect a gentle breeze that increases to moderate at times during December. With cool air temperatures, any breeze will feel cold.

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Weather in Dundalk

Our month-by-month guide to the weather and climate in Dundalk

6.6

Dundalk weather in

January
7.5

Dundalk weather in

February
9.1

Dundalk weather in

March
11.3

Dundalk weather in

April
13.7

Dundalk weather in

May
16.4

Dundalk weather in

June
17.9

Dundalk weather in

July
17.5

Dundalk weather in

August
15.7

Dundalk weather in

September
12.9

Dundalk weather in

October
9.3

Dundalk weather in

November
6.9

Dundalk weather in

December