December weather forecastGorseinon, United Kingdom
December
Weather in December
December, the first month of the winter in Gorseinon, is still a chilly month, with an average temperature varying between 6.5°C (43.7°F) and 9.2°C (48.6°F).Temperature
December ushers in an average high-temperature of a chilly 9.2°C (48.6°F), aligning closely with the preceding month. In Gorseinon, the nightly December temperatures experience a slight descent from daily highs to an average low of 6.5°C (43.7°F).Humidity
The months with the highest humidity are January, August and December, with an average relative humidity of 84%.Rainfall
The month with the most rainfall is December, when the rain falls for 21.4 days and typically aggregates up to 101mm (3.98") of precipitation.Snowfall
January through March and December are months with snowfall in Gorseinon, United Kingdom. The month with the most snowfall is December, when snow falls for 1.1 days and typically aggregates up to 8mm (0.31") of snow.Daylight
December has the shortest days of the year in Gorseinon, with an average of 7h and 54min of daylight.On the first day of December in Gorseinon, United Kingdom, sunrise is at 8:00 am and sunset at 4:09 pm. On the last day of the month, sunrise is at 8:22 am and sunset at 4:16 pm GMT.
Sunshine
The average sunshine in December is 3.9h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Gorseinon, United Kingdom
- Average high temperature in December: 9.2°C
The warmest month (with the highest average high temperature) is July (17.8°C).
The month with the lowest average high temperature is February (7.8°C).
- Average low temperature in December: 6.5°C
The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is February (5°C).
Average pressure in December
Gorseinon, United Kingdom
- Average pressure in December: 1013.7mbar
The months with the highest atmospheric pressure are May and September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).
Average wind speed in December
Gorseinon, United Kingdom
- Average wind speed in December: 25.7km/h
The windiest month (with the highest average wind speed) is December (25.7km/h).
The calmest month (with the lowest average wind speed) is June (16.4km/h).
Average humidity in December
Gorseinon, United Kingdom
- Average humidity in December: 84%
The months with the highest relative humidity are January, August and December (84%).
The month with the lowest relative humidity is April (80%).
Average rainfall in December
Gorseinon, United Kingdom
- Average rainfall in December: 101mm
The wettest month (with the highest rainfall) is December (101mm).
The driest month (with the least rainfall) is May (37mm).
Average rainfall days in December
Gorseinon, United Kingdom
- Average rainfall days in December: 21.4 days
The month with the highest number of rainy days is December (21.4 days).
The month with the least rainy days is April (14.4 days).
Average snowfall in December
Gorseinon, United Kingdom
- Average snowfall in December: 8mm
The month with the highest snowfall is December (8mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Gorseinon, United Kingdom
- Average snowfall days in December: 1.1 days
The month with the highest number of snowfall days is December (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Gorseinon, United Kingdom
- Average daylight in December: 7h and 54min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in December: 3h and 54min
The months with the most sunshine are April and May (Average sunshine: 8h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Gorseinon, United Kingdom
- Average sunshine days in December: 6.6 days
The month with the most sunshine days is May (13 days).
The month with the least sunshine days is December (6.6 days).
Average UV index in December
Gorseinon, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Gorseinon, United Kingdom
- Average cloud cover in December: 63
The month with the most cloud cover is December (Cloud cover 63).
The months with the least cloud cover are April and May (Cloud cover 45).
Average visibility in December
Gorseinon, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are March, April, June, July and October (10km).
The months with the lowest visibility are January, February, May, August, September, November and December (9km).





