December weather forecastNorwich, United Kingdom
December
Weather in December
December in Norwich evolves into a full-blown winter setting, with cold winds and frequent snowfalls. The visible climatic changes can be observed, with an increase in snowfall to 6mm (0.24"), declaring official commencement of the winter season. However, the festive spirit is evident despite the chill, with celebrations and holiday decorations brightening the cityscape. The sun makes rare appearances, and most days are short and cold. The year closes on this chilly note, leaving behind impressions of another eventful weather cycle.Temperature
The arrival of December in Norwich coincides with an average high-temperature of a chilly 7.5°C (45.5°F), indicating a minimal shift from November's 10.3°C (50.5°F). Norwich registers a small shift from peak daytime temperatures, with a consistent average low-temperature of 4.3°C (39.7°F) during December.Humidity
January and December, with an average relative humidity of 86%, are the most humid months.Rainfall
In December, in Norwich, United Kingdom, the rain falls for 15.5 days. Throughout December, 27mm (1.06") of precipitation is accumulated. In Norwich, during the entire year, the rain falls for 169.3 days and collects up to 297mm (11.69") of precipitation.Snowfall
Months with snowfall in Norwich are January through March, November and December. In Norwich, during December, snow falls for 2 days and regularly aggregates up to 6mm (0.24") of snow. In Norwich, during the entire year, snow falls for 11.5 days and aggregates up to 46mm (1.81") of snow.Daylight
With an average of 7h and 42min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:44 am and sunset at 3:43 pm. On the last day of December, sunrise is at 8:06 am and sunset at 3:49 pm GMT.
Sunshine
In Norwich, the average sunshine in December 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 exposure to the Sun's UV rays for the average person.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. When the Sun is at its strongest around midday, find shade and limit exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Norwich, United Kingdom
- Average high temperature in December: 7.5°C
The warmest month (with the highest average high temperature) is August (20.3°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 (14.4°C).
The coldest month (with the lowest average low temperature) is January (2.9°C).
Average pressure in December
Norwich, United Kingdom
- Average pressure in December: 1013.2mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1010mbar).
Average wind speed in December
Norwich, United Kingdom
- Average wind speed in December: 22.2km/h
The windiest month (with the highest average wind speed) is December (22.2km/h).
The calmest month (with the lowest average wind speed) is July (14.5km/h).
Average humidity in December
Norwich, United Kingdom
- Average humidity in December: 86%
The months with the highest relative humidity are January and December (86%).
The month with the lowest relative humidity is August (76%).
Average rainfall in December
Norwich, United Kingdom
- Average rainfall in December: 27mm
The wettest month (with the highest rainfall) is October (33mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in December
Norwich, United Kingdom
- Average rainfall days in December: 15.5 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is February (11.6 days).
Average snowfall in December
Norwich, United Kingdom
- Average snowfall in December: 6mm
The month with the highest snowfall is January (17mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Norwich, United Kingdom
- Average snowfall days in December: 2 days
The month with the highest number of snowfall days is February (4.4 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
Norwich, 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 0min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in December
Norwich, United Kingdom
- Average sunshine days in December: 12.3 days
The month with the most sunshine days is April (15.1 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in December
Norwich, 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
Norwich, United Kingdom
- Average cloud cover in December: 58
The months with the most cloud cover are January and February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in December
Norwich, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are March, April, May, August, September, October and November (10km).
The months with the lowest visibility are January, February, June, July and December (9km).
