Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The average high-temperature for December is a still frosty 7.1°C (44.8°F), closely aligning with the temperature of the preceding month. In December, Seamill experiences a marginal drop in temperature, with averages of 4.5°C (40.1°F) at night.Humidity
In Seamill, United Kingdom, the average relative humidity in December is 84%.Rainfall
In Seamill, United Kingdom, during December, the rain falls for 16.7 days and regularly aggregates up to 48mm (1.89") of precipitation. Throughout the year, in Seamill, United Kingdom, there are 187.9 rainfall days, and 473mm (18.62") of precipitation is accumulated.Snowfall
January through April and December are months with snowfall. December is the first month it typically snows in Seamill, United Kingdom. Throughout December, in the average 1.3 snowfall days, it receives 7mm (0.28") of snow. In Seamill, United Kingdom, during the entire year, snow falls for 7.3 days and aggregates up to 43mm (1.69") of snow.Daylight
December has the shortest days of the year, with an average of 7h and 6min of daylight.On the first day of December, sunrise is at 8:25 am and sunset at 3:52 pm. On the last day of the month, sunrise is at 8:48 am and sunset at 3:56 pm GMT.
Sunshine
In December, the average sunshine in Seamill, United Kingdom, is 3.8h.UV index
The months with the lowest UV index in Seamill are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: In December, the maximum UV index of 2 suggests these recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Frequently asked questions
What is the usual temperature for Seamill in December?
What is the average humidity in December in Seamill?
How much does it rain in Seamill in December?
When does it start snowing in Seamill?
What is the month with the shortest days in Seamill?
How many hours of daylight does Seamill have in December?
What time are sunrise and sunset in December in Seamill?
How long on average sun shines in December in Seamill?
When is the lowest UV index in Seamill?
How high is the UV index in December in Seamill?
Average temperature in December
Seamill, United Kingdom
- Average high temperature in December: 7.1°C
The warmest month (with the highest average high temperature) is July (15.9°C).
The month with the lowest average high temperature is January (6.2°C).
- Average low temperature in December: 4.5°C
The months with the highest average low temperature are July and August (11.7°C).
The coldest month (with the lowest average low temperature) is February (3.3°C).
Average pressure in December
Seamill, United Kingdom
- Average pressure in December: 1008.1mbar
The month with the highest atmospheric pressure is May (1015.3mbar).
The month with the lowest atmospheric pressure is November (1006.8mbar).
Average wind speed in December
Seamill, United Kingdom
- Average wind speed in December: 26km/h
The windiest months (with the highest average wind speed) are January and December (26km/h).
The calmest month (with the lowest average wind speed) is June (15.3km/h).
Average humidity in December
Seamill, United Kingdom
- Average humidity in December: 84%
The months with the highest relative humidity are July, August and September (86%).
The months with the lowest relative humidity are April and May (82%).
Average rainfall in December
Seamill, United Kingdom
- Average rainfall in December: 48mm
The wettest month (with the highest rainfall) is August (56mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in December
Seamill, United Kingdom
- Average rainfall days in December: 16.7 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is February (13.2 days).
Average snowfall in December
Seamill, United Kingdom
- Average snowfall in December: 7mm
The month with the highest snowfall is February (17mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Seamill, United Kingdom
- Average snowfall days in December: 1.3 days
The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Seamill, United Kingdom
- Average daylight in December: 7h and 1min
The month with the longest days is June (Average daylight: 17h and 24min).
The month with the shortest days is December (Average daylight: 7h and 6min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is June (Average sunshine: 8h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Seamill, United Kingdom
- Average sunshine days in December: 12.8 days
The month with the most sunshine days is September (14 days).
The month with the least sunshine days is August (9.2 days).
Average UV index in December
Seamill, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are May, June, August and September (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Seamill, United Kingdom
- Average cloud cover in December: 63
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is April (Cloud cover 51).
Average visibility in December
Seamill, United Kingdom
- Average visibility in December: 10km
The months with the highest visibility are February, March, April, September, October, November and December (10km).
The months with the lowest visibility are January, May, June, July and August (9km).
Seamill, United Kingdom
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