December weather forecastSwafield, United Kingdom
December
Weather in December
December, the first month of the winter in Swafield, is still a chilly month, with an average temperature varying between 5°C (41°F) and 7.8°C (46°F).Temperature
The transition from November to December brings an average high-temperature of a frosty 7.8°C (46°F), barely different from November's 10.5°C (50.9°F). Swafield maintains a consistent average nighttime low-temperature of 5°C (41°F) throughout December.Humidity
December is the most humid month, with an average relative humidity of 85%.Rainfall
In Swafield, during December, the rain falls for 14.8 days and regularly aggregates up to 38mm (1.5") of precipitation. Throughout the year, there are 170.2 rainfall days, and 400mm (15.75") of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall in Swafield. In Swafield, during December, snow falls for 0.8 days and regularly aggregates up to 2mm (0.08") of snow. Throughout the year, there are 7 snowfall days, and 30mm (1.18") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 7h and 42min of daylight.On the first day of December in Swafield, sunrise is at 7:44 am and sunset at 3:42 pm. On the last day of the month, sunrise is at 8:06 am and sunset at 3:48 pm GMT.
Sunshine
In December, the average sunshine is 4.4h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Swafield, United Kingdom
- Average high temperature in December: 7.8°C
The warmest month (with the highest average high temperature) is August (19.6°C).
The month with the lowest average high temperature is January (6.6°C).
- Average low temperature in December: 5°C
The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is February (3.5°C).
Average pressure in December
Swafield, United Kingdom
- Average pressure in December: 1012.9mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.9mbar).
Average wind speed in December
Swafield, United Kingdom
- Average wind speed in December: 25.1km/h
The windiest month (with the highest average wind speed) is December (25.1km/h).
The calmest month (with the lowest average wind speed) is July (15.7km/h).
Average humidity in December
Swafield, United Kingdom
- Average humidity in December: 85%
The month with the highest relative humidity is December (85%).
The month with the lowest relative humidity is August (77%).
Average rainfall in December
Swafield, United Kingdom
- Average rainfall in December: 38mm
The wettest month (with the highest rainfall) is October (45mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in December
Swafield, United Kingdom
- Average rainfall days in December: 14.8 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (11.2 days).
Average snowfall in December
Swafield, United Kingdom
- Average snowfall in December: 2mm
The months with the highest snowfall are January and February (12mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Swafield, United Kingdom
- Average snowfall days in December: 0.8 days
The month with the highest number of snowfall days is February (2.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Swafield, United Kingdom
- Average daylight in December: 7h and 42min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in December: 4h and 24min
The month with the most sunshine is August (Average sunshine: 9h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in December
Swafield, United Kingdom
- Average sunshine days in December: 13.9 days
The month with the most sunshine days is March (16 days).
The month with the least sunshine days is July (10.5 days).
Average UV index in December
Swafield, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Swafield, United Kingdom
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 41).
Average visibility in December
Swafield, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January and December (9km).





