Normal weather for Unionville in December
It's cold in December in Unionville with an average temperature of 6°C. Temperatures this month range from a low of 3°C to a high of 9°C. At night, you can expect temperatures between -6°C and 1°C.
In December, there is an average of 152 mm of precipitation, spread over 18 days. Of the total precipitation, about 25 cm falls as snow in December. The wind speed is around 3 Bft, mostly coming from the South.
Unionville in December |
London | ||
|---|---|---|---|
 Average Temperature |
6°C | 9°C | |
 High Temp |
9°C | 11°C | |
| Low Temp |
3°C | 8°C | |
 Total Precipitation |
152 mm | 67 mm | |
| Rainy Days |
18 days | 10 days | |
 Total Snowfall |
25 cm | 1,2 cm | |
| Snowy Days |
9 days | 1 day | |
Start of December
The month of December starts in Unionville with cold temperatures, averaging around 7°C during the day and nights close to -1°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.
Since temperatures can differ between day and night, it’s a good idea to dress in layers. During the day, wear a thick coat, jumper, and long trousers. For the evening and morning, we recommend a thick winter coat, jumper, long trousers, hat, and gloves.
Mid-December
By mid-December, the average daytime temperature drops to around 6°C, with nights close to -2°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days.
Temperatures vary between day and night, so it’s smart to wear layers. During the day, wear a thick coat, jumper, and long trousers. For the evening and morning, we recommend a thick winter coat, jumper, long trousers, hat, and gloves.
End of December
By the end of December, the average daytime temperature in Unionville will be around 7°C, with nights close to -1°C. There’s a significant chance of many days with precipitation.
As it gets cooler in the evening, it’s best to wear layers. During the day, wear a thick coat, jumper, and long trousers. For the evening and morning, we recommend a thick winter coat, jumper, long trousers, hat, and gloves.
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UV index
The UV index is a maximum of 3 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Is December a good time to visit Unionville?
After some sun? Then December isn’t the best time to be in Unionville. There’s too much chance of rain this month.
Temperature records for Unionville in December
With 22°C, Unionville hit the highest temperature in the last 10 years in December 2015. The lowest daytime temperature in this month was -11°C in 2022. The extreme night temperatures ranged from a low of -19°C to a high of 12°C.
Check out the climate of Unionville for all months and discover the best travel time
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Daily Temperature in December in Unionville
This chart shows the average daily temperatures, both day and night, for each day in December in Unionville, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in December in Unionville
The chart below shows the average daily precipitation in December for Unionville, 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 18 days of rain in Unionville.
Daily Snowfall in December in Unionville
This chart shows the average daily snowfall in December in Unionville, measured in centimetres. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in December.
Daily UV Index in December in Unionville
This chart shows the average daily UV index in December in Unionville, 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 Unionville Over the Years
This chart shows the average temperature in December in Unionville, measured in degrees Celsius, over the past years.
Total Precipitation in December in Unionville Over the Years
This chart shows the average precipitation in December in Unionville, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Snowfall in December in Unionville per year
This chart shows the average snowfall in December in Unionville, measured in centimetres, over the past years.
Daily climate in December for Unionville
Click on a specific day in December for detailed info on the typical weather on that day in Unionville. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Unionville
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Average Weather in Unionville by Month
Click on a month below to see detailed weather info for Unionville. 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 Unionville for all months at once
