December weather forecastPolstead, United Kingdom
December
Weather in December
December, the first month of the winter in Polstead, is also a frosty month, with temperature in the range of an average low of 4.3°C (39.7°F) and an average high of 7.6°C (45.7°F).Temperature
December's average high-temperature stands at a chilly 7.6°C (45.7°F), showing little deviation from November's 10.5°C (50.9°F). Nighttime temperatures in Polstead, United Kingdom, hover around an average low of 4.3°C (39.7°F) in December, a slight descent from daytime highs.Humidity
January and December, with an average relative humidity of 87%, are the most humid months.Rainfall
In December, the rain falls for 15.3 days. Throughout December, 44mm (1.73") of precipitation is accumulated. In Polstead, United Kingdom, during the entire year, the rain falls for 182 days and collects up to 445mm (17.52") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Polstead, in December, during 1.5 snowfall days, 13mm (0.51") of snow is typically accumulated. In Polstead, during the entire year, snow falls for 9.6 days and aggregates up to 40mm (1.57") of snow.Daylight
The month with the shortest days in Polstead is December, with an average of 7h and 48min of daylight.On the first day of December in Polstead, sunrise is at 7:42 am and sunset at 3:48 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 3:54 pm GMT.
Sunshine
The average sunshine in December is 4.3h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Polstead, United Kingdom. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the maximum UV index of 2 suggests these recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Polstead, United Kingdom
- Average high temperature in December: 7.6°C
The warmest month (with the highest average high temperature) is August (21.2°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in December: 4.3°C
The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is January (2.9°C).
Average pressure in December
Polstead, United Kingdom
- Average pressure in December: 1014.1mbar
The month with the highest atmospheric pressure is September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).
Average wind speed in December
Polstead, United Kingdom
- Average wind speed in December: 21km/h
The windiest month (with the highest average wind speed) is December (21km/h).
The calmest month (with the lowest average wind speed) is July (14.1km/h).
Average humidity in December
Polstead, United Kingdom
- Average humidity in December: 87%
The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is August (75%).
Average rainfall in December
Polstead, United Kingdom
- Average rainfall in December: 44mm
The wettest month (with the highest rainfall) is July (54mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in December
Polstead, United Kingdom
- Average rainfall days in December: 15.3 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is February (11.8 days).
Average snowfall in December
Polstead, United Kingdom
- Average snowfall in December: 13mm
The month with the highest snowfall is February (16mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Polstead, United Kingdom
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is February (3.7 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
Polstead, United Kingdom
- Average daylight in December: 7h and 48min
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 48min).
- Average sunshine in December: 4h and 18min
The month with the most sunshine is August (Average sunshine: 8h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in December
Polstead, United Kingdom
- Average sunshine days in December: 11.6 days
The month with the most sunshine days is March (14.3 days).
The month with the least sunshine days is July (7.9 days).
Average UV index in December
Polstead, 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, March, November and December (UV index 2).
Average cloud cover in December
Polstead, United Kingdom
- Average cloud cover in December: 57
The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 44).
Average visibility in December
Polstead, United Kingdom
- Average visibility in December: 9km
The month with the highest visibility is August (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, September, October, November and December (9km).
