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
December
Weather in December
Temperature
The shift from November to December is characterized by an average high-temperature of a still chilly 6.2°C (43.2°F), not significantly different from the 9°C (48.2°F) of November. In Riccall, December's low temperatures hover around a wintry 2.1°C (35.8°F), reflecting a minor decrease from the daytime highs.Humidity
With an average relative humidity of 90%, December is the most humid month.Rainfall
In Riccall, in December, during 13.3 rainfall days, 25mm (0.98") of precipitation is typically accumulated. In Riccall, during the entire year, the rain falls for 172.6 days and collects up to 382mm (15.04") of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Riccall, during December, snow falls for 1.6 days and regularly aggregates up to 12mm (0.47") of snow. Throughout the year, in Riccall, there are 10.8 snowfall days, and 61mm (2.4") of snow is accumulated.Daylight
December has the shortest days of the year in Riccall, with an average of 7h and 30min of daylight.On the first day of December, sunrise is at 7:59 am and sunset at 3:47 pm. On the last day of the month, sunrise is at 8:22 am and sunset at 3:52 pm GMT.
Sunshine
In December, the average sunshine is 4.5h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.Note: The daily high UV index of 2 in December translates into this advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Around midday, solar radiation is most harmful; hence, exposure should be limited. A hat with a broad brim is indispensable, filtering out up to half of UV rays. 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
Is December cold in Riccall?
What is the most humid month in Riccall?
What is the average humidity in December in Riccall?
How much does it rain in Riccall in December?
How much does it snow in Riccall in December?
What is the month with the shortest days in Riccall?
How many hours of daylight does Riccall have in December?
What time are sunrise and sunset in December in Riccall?
How long on average sun shines in December in Riccall?
What is the month with the lowest UV index in Riccall?
What is the UV index intensity in December in Riccall?
Average temperature in December
Riccall, United Kingdom
- Average high temperature in December: 6.2°C
The warmest month (with the highest average high temperature) is July (20°C).
The month with the lowest average high temperature is January (5.7°C).
- Average low temperature in December: 2.1°C
The month with the highest average low temperature is August (12°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in December
Riccall, United Kingdom
- Average pressure in December: 1011.2mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1008.8mbar).
Average wind speed in December
Riccall, United Kingdom
- Average wind speed in December: 15.9km/h
The windiest month (with the highest average wind speed) is February (16.4km/h).
The calmest month (with the lowest average wind speed) is June (11.8km/h).
Average humidity in December
Riccall, United Kingdom
- Average humidity in December: 90%
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (79%).
Average rainfall in December
Riccall, United Kingdom
- Average rainfall in December: 25mm
The wettest month (with the highest rainfall) is June (46mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in December
Riccall, United Kingdom
- Average rainfall days in December: 13.3 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is February (11.7 days).
Average snowfall in December
Riccall, United Kingdom
- Average snowfall in December: 12mm
The month with the highest snowfall is January (18mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Riccall, United Kingdom
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is February (3.6 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
Riccall, United Kingdom
- Average daylight in December: 7h and 3min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in December: 4h and 3min
The month with the most sunshine is July (Average sunshine: 7h and 24min).
The months with the least sunshine are February and November (Average sunshine: 3h and 54min).
Average sunshine days in December
Riccall, United Kingdom
- Average sunshine days in December: 14.6 days
The month with the most sunshine days is December (14.6 days).
The month with the least sunshine days is July (9.4 days).
Average UV index in December
Riccall, 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, November and December (UV index 2).
Average cloud cover in December
Riccall, United Kingdom
- Average cloud cover in December: 56
The month with the most cloud cover is November (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 52).
Average visibility in December
Riccall, United Kingdom
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, May, July and August (9km).
The months with the lowest visibility are January, June, September, October, November and December (8km).
