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 commencement of December introduces an average high-temperature of a still cold 3.5°C (38.3°F), closely mirroring the preceding month. Callander's nocturnal December readings average at a subzero cold -0.2°C (31.6°F), showing little variation from the daytime temperatures.Humidity
January, November and December, with an average relative humidity of 93%, are the most humid months.Rainfall
December is the month with the most rainfall. Rain falls for 17.5 days and accumulates 77mm (3.03") of precipitation.Snowfall
Months with snowfall are January through May, November and December. In Callander, United Kingdom, during December, snow falls for 4.9 days and regularly aggregates up to 74mm (2.91") of snow. Throughout the year, in Callander, there are 33.9 snowfall days, and 402mm (15.83") of snow is accumulated.Daylight
With an average of 7h and 0min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 8:25 am and sunset at 3:46 pm. On the last day of December, sunrise is at 8:49 am and sunset at 3:50 pm GMT.
Sunshine
In December, the average sunshine is 2.9h.UV index
In Callander, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Callander in December?
What are the most humid months in Callander?
What is the average humidity in December in Callander?
What is the wettest month in Callander?
How many days does it rain in December in Callander?
How much does it snow in Callander in December?
What is the month with the shortest days in Callander?
How many hours of daylight does Callander have in December?
When is the sunrise / sunset in December in Callander?
How long on average sun shines in December in Callander?
What is the UV index intensity in December in Callander?
Average temperature in December
Callander, United Kingdom
- Average high temperature in December: 3.5°C
The warmest month (with the highest average high temperature) is July (15.2°C).
The month with the lowest average high temperature is January (3°C).
- Average low temperature in December: -0.2°C
The month with the highest average low temperature is July (8.6°C).
The coldest month (with the lowest average low temperature) is February (-0.5°C).
Average pressure in December
Callander, United Kingdom
- Average pressure in December: 1007.2mbar
The month with the highest atmospheric pressure is May (1015.1mbar).
The month with the lowest atmospheric pressure is November (1006.4mbar).
Average wind speed in December
Callander, United Kingdom
- Average wind speed in December: 15.1km/h
The windiest month (with the highest average wind speed) is January (15.8km/h).
The calmest month (with the lowest average wind speed) is July (9.9km/h).
Average humidity in December
Callander, United Kingdom
- Average humidity in December: 93%
The months with the highest relative humidity are January, November and December (93%).
The months with the lowest relative humidity are April and May (85%).
Average rainfall in December
Callander, United Kingdom
- Average rainfall in December: 77mm
The wettest month (with the highest rainfall) is December (77mm).
The driest month (with the least rainfall) is April (34mm).
Average rainfall days in December
Callander, United Kingdom
- Average rainfall days in December: 17.5 days
The months with the highest number of rainy days are July and August (23.8 days).
The month with the least rainy days is February (13.8 days).
Average snowfall in December
Callander, United Kingdom
- Average snowfall in December: 74mm
The month with the highest snowfall is February (124mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in December
Callander, United Kingdom
- Average snowfall days in December: 4.9 days
The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Callander, United Kingdom
- Average daylight in December: 7h and 0min
The month with the longest days is June (Average daylight: 17h and 36min).
The month with the shortest days is December (Average daylight: 7h and 0min).
- Average sunshine in December: 2h and 5min
The months with the most sunshine are April and June (Average sunshine: 5h and 36min).
The months with the least sunshine are January and February (Average sunshine: 2h and 42min).
Average sunshine days in December
Callander, United Kingdom
- Average sunshine days in December: 9 days
The month with the most sunshine days is November (9.5 days).
The month with the least sunshine days is July (3.5 days).
Average UV index in December
Callander, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are May, June, July, August and September (UV index 3).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in December
Callander, United Kingdom
- Average cloud cover in December: 72
The month with the most cloud cover is August (Cloud cover 78).
The month with the least cloud cover is April (Cloud cover 65).
Average visibility in December
Callander, United Kingdom
- Average visibility in December: 7km
The months with the highest visibility are March, April and May (8km).
The months with the lowest visibility are August and September (6km).
