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Normal weather for Ireland in December

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.

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.

Ireland in December

New York
Temperature Average Temperature
9°C 9°C
Sun High Temp
12°C 12°C
Sun Low Temp
7°C 4°C
Rain Total Precipitation
75 mm 133 mm
Rain 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. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.

With the temperature difference between day and night, it’s smart to wear layers. During the day, wear a thick jacket, sweater, and long pants. For the evening and morning, we recommend a heavy winter coat, sweater, long pants, beanie, and gloves.

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.

Since it cools down at night, it’s a good idea to wear layers. During the day, go for a warm jacket, sweater or hoodie, and long pants. For the evening and morning, we recommend a thick jacket, sweater, and long pants.

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.

Because temperatures drop in the evening, wearing layers is recommended. During the day, go for a warm jacket, sweater or hoodie, and long pants. For the evening and morning, we recommend a thick jacket, sweater, and long pants.

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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.

Temperature records for Ireland in December

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Daily Temperature in December in Ireland

This chart shows the average daily high and low temperatures in December for Ireland, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.

Daily Temperature in December in Ireland

Daily Precipitation in December in Ireland

The chart below shows the average daily precipitation in December for Ireland, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.

A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for December, you can expect about 10 days of precipitation in Ireland.

Daily Precipitation in December in Ireland

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.

Daily UV Index in December in Ireland

Temperature in December in Ireland Over the Years

This chart shows the average temperature in December in Ireland, measured in degrees Celsius, over the past few years.

Temperature in December in Ireland Over the Years

Total Precipitation in December in Ireland Over the Years

This chart shows the average precipitation in December in Ireland, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.

Precipitation in December in Ireland Over the Years

Daily Climate 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.

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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Weather experience:Bad StarStar

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.


Or check out the climate of Ireland for all months at once

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