The weather in December in Ireland
It's cold in December in Ireland with an average temperature of 9°C. Temperatures this month range from a low of 7°C to a high of 12°C. At night, you can expect temperatures between 3°C and 6°C.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for Ireland. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 15°C in 2015, Ireland reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was -2°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of -5°C to a highest value of 13°C.
Rainfall amount
In December, there is an average of 75 mm of precipitation, spread over 10 days. The wind speed is around 5 Bft, mostly coming from the Southwest.
Daily weather in December for Ireland
Click on any day in December to get detailed info about the usual weather on that day in Ireland. Check out the historical temperatures and precipitation over the past 10 years on this day.
December weather comparison
| Ireland | New York | |
|---|---|---|
| Average temperature | 9°C | 9°C |
| Max. temperature | 12°C | 12°C |
| Min. temperature | 3°C | -5°C |
| Total precipitation | 75 mm | 133 mm |
| Rainy days | 10 days | 17 days |
Start of December
The month of December starts in Ireland with cold temps, averaging around 9°C during the day and nights around 4°C.
Mid December
By mid-December, daytime temps rise to around 10°C, with nights around 5°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of December
By the end of December, the average daytime temperature in Ireland is around 10°C, while nighttime temps are about 5°C. A shower might pop up, but overall, the weather will be dry and sunny.
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UV index
The UV index is a maximum of 1 this month. That's a low value on the intensity scale of 1 to 11. The risk of sunburn is minimal at this time.
Check out the climate of Ireland for all months and discover the best travel time
You can check out all destinations in Ireland to get the full picture of the climate.
Temperature charts
These charts show the average temperatures in December in Ireland. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in December in Ireland
Temperature in December in Ireland over the years
Precipitation charts
These charts show the average amount of precipitation in December in Ireland. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in December in Ireland
Total precipitation in December in Ireland over the years
Daily UV index in December in Ireland
This chart shows the average daily UV index in December in Ireland, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in December in Ireland
The weather in December in Ireland is rated 2 out of 5 stars by 1 visitor. Have you been to Ireland? Share your weather experience to help other visitors.
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There is rain, wind and cold, rarely sunshine. The temperature hovers around 7 degrees. This is not really a place for sun or winter sports. Bring waterproof clothing.— This text is automatically translated to English
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Average weather in Ireland by month
Click on a month below to see detailed weather info for Ireland. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.