Normal weather in Merton in December
The weather in Merton in December has an average temperature of around 9°C during the day. On average, December sees 115 mm of rain in Merton. The total amount of snow in December is about 1,7 cm of snow. The wind speed is 4 Beaufort and mainly comes from Southwest.
After November, December in Merton starts with a temperature of 8°C and ends around January at 10°C.
December averages for Merton
 Average temperature | 9°C |
 Highest daytime temperature | 11°C |
| Lowest daytime temperature | 7°C |
 Total rainfall | 115 mm |
| Rainy days | 12 days |
 Total snowfall | 1,7 cm |
| Snowy days | 1 day |
Temperature per day in December in Merton
This graph shows the average daily maximum temperatures in December in Merton, indicated in degrees Celsius.
Precipitation per day in December in Merton
This graph shows the average daily precipitation in December in Merton, indicated in millimeters.
Snowfall per day in December in Merton
This graph shows the average daily snowfall in December in Merton, indicated in centimeters.
UV index per day in December in Merton
This graph shows the average daily UV index in December in Merton.
Yearly temperature in December in Merton
This graph shows the average yearly temperature in December in Merton, measured in degrees Celsius, over the past years.
Yearly total precipitation in December in Merton
This graph shows the average yearly precipitation in millimeters in December in Merton, over the past years.
Yearly snowfall in December in Merton
This graph shows the average yearly snowfall in December in Merton, measured in centimeters, over the past years.
Average daily weather in December
Click on a day to get more information about the average weather on that day.
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Average weather in Merton per month
Click on a month below to see in detail how the weather typically is in Merton and what to expect. Based on the historical weather data of Merton, you can view the average temperature, precipitation, wind, and UV index for each day of the month.