Normal weather for Rostrevor in December
It's cold in December in Rostrevor with an average temperature of 9°C. Temperatures this month range from a low of 7°C to a high of 11°C. At night, you can expect temperatures between 3°C and 6°C.
In December, there is an average of 98 mm of precipitation, spread over 12 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
Rostrevor in December |
London | ||
|---|---|---|---|
 Average Temperature |
9°C | 9°C | |
 High Temp |
11°C | 11°C | |
| Low Temp |
7°C | 8°C | |
 Total Precipitation |
98 mm | 67 mm | |
| Rainy Days |
12 days | 10 days | |
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.
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Start of December
The month of December starts in Rostrevor with cold temperatures, averaging around 9°C during the day and nights close to 5°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Mid-December
By mid-December, the average daytime temperature stays the same at 9°C, with nights close to 5°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
End of December
By the end of December, the average daytime temperature in Rostrevor will be around 9°C, with nights close to 6°C. A shower might show up, but overall the weather will be dry and sunny.
Temperature records
With 14°C, Rostrevor hit the highest temperature in the last 10 years in December 2023. The lowest daytime temperature in this month was 1°C in 2017. The extreme night temperatures ranged from a low of -4°C to a high of 12°C.
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November
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Daily Temperature in December in Rostrevor
This chart shows the average daily high temperatures in December in Rostrevor, measured in degrees Celsius. The bottom of the chart shows the days of December. Based on historical data, it shows the average daily temperatures for this month.
Daily Precipitation in December in Rostrevor
The chart below shows the average daily precipitation in December for Rostrevor, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown 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 rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for December, you can expect around 12 days of rain in Rostrevor.
Daily UV Index in December in Rostrevor
This chart shows the average daily UV index in December in Rostrevor, 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.
Temperature in December in Rostrevor Over the Years
This chart shows the average temperature in December in Rostrevor, measured in degrees Celsius, over the past years.
Total Precipitation in December in Rostrevor Over the Years
This chart shows the average precipitation in December in Rostrevor, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in December for Rostrevor
Click on a specific day in December for detailed info on the typical weather on that day in Rostrevor. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Rostrevor
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Average Weather in Rostrevor by Month
Click on a month below to see detailed weather info for Rostrevor. 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 Rostrevor for all months at once
