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 transition from November to December sees an average high-temperature of a still chilly 8.5°C (47.3°F), indicating a minor variance from the prior month. A mild drop to an average of 6.5°C (43.7°F) marks the nights during December.Humidity
The months with the lowest humidity are January and December, with an average relative humidity of 75%.Rainfall
The months with the most rainfall are January and December, with an average 60mm (2.36") of precipitation.Snowfall
January through April, November and December are months with snowfall. In Pierowall, in December, during 0.8 snowfall days, 4mm (0.16") of snow is typically accumulated. In Pierowall, during the entire year, snow falls for 4.8 days and aggregates up to 23mm (0.91") of snow.Daylight
With an average of 6h and 12min of daylight, December has the shortest days of the year in Pierowall.On the first day of December, sunrise is at 8:42 am and sunset at 3:20 pm. On the last day of the month, sunrise is at 9:08 am and sunset at 3:22 pm GMT.
Sunshine
December has the least sunshine of the year, with an average of 3.1h of sunshine.UV index
The months with the lowest UV index are January through March and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 2 during December translates into the following directions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Pierowall?
What is the least humid month in Pierowall?
What is the average humidity in December in Pierowall?
What is the rainiest month in Pierowall?
How many days does it rain in December in Pierowall?
How many days does it snow in December in Pierowall?
What is the month with the shortest days in Pierowall?
What is the average length of the day in December in Pierowall?
What time are sunrise and sunset in December in Pierowall?
What is the month with the least sunshine in Pierowall?
How long on average sun shines in December in Pierowall?
What is the month with the lowest UV index in Pierowall?
How high is the UV index in December in Pierowall?
Average temperature in December
Pierowall, United Kingdom
- Average high temperature in December: 8.5°C
The warmest month (with the highest average high temperature) is August (14.2°C).
The month with the lowest average high temperature is February (7°C).
- Average low temperature in December: 6.5°C
The month with the highest average low temperature is August (12.4°C).
The coldest month (with the lowest average low temperature) is February (5.5°C).
Average pressure in December
Pierowall, United Kingdom
- Average pressure in December: 1003.7mbar
The months with the highest atmospheric pressure are May and June (1014.4mbar).
The month with the lowest atmospheric pressure is December (1003.7mbar).
Average wind speed in December
Pierowall, United Kingdom
- Average wind speed in December: 37.5km/h
The windiest month (with the highest average wind speed) is January (38.7km/h).
The calmest months (with the lowest average wind speed) are June and July (22.5km/h).
Average humidity in December
Pierowall, United Kingdom
- Average humidity in December: 75%
The month with the highest relative humidity is July (86%).
The months with the lowest relative humidity are January and December (75%).
Average rainfall in December
Pierowall, United Kingdom
- Average rainfall in December: 60mm
The wettest months (with the highest rainfall) are January and December (60mm).
The driest month (with the least rainfall) is April (30mm).
Average rainfall days in December
Pierowall, United Kingdom
- Average rainfall days in December: 23.5 days
The month with the highest number of rainy days is December (23.5 days).
The month with the least rainy days is June (15.5 days).
Average snowfall in December
Pierowall, United Kingdom
- Average snowfall in December: 4mm
The month with the highest snowfall is February (5mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Pierowall, United Kingdom
- Average snowfall days in December: 0.8 days
The months with the highest number of snowfall days are February and March (1.2 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
Pierowall, United Kingdom
- Average daylight in December: 6h and 1min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is June (Average sunshine: 8h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).
Average sunshine days in December
Pierowall, United Kingdom
- Average sunshine days in December: 4.8 days
The month with the most sunshine days is May (11.4 days).
The month with the least sunshine days is December (4.8 days).
Average UV index in December
Pierowall, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are June, July and September (UV index 4).
The months with the lowest UV index are January, February, March and December (UV index 2).
Average cloud cover in December
Pierowall, United Kingdom
- Average cloud cover in December: 65
The months with the most cloud cover are January and March (Cloud cover 67).
The months with the least cloud cover are April and May (Cloud cover 56).
Average visibility in December
Pierowall, United Kingdom
- Average visibility in December: 10km
The months with the highest visibility are February, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January and March (9km).
