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
December is marked by an average high-temperature of an icy 5.8°C (42.4°F), almost identical to the preceding month. During the nights of December, the average low-temperature holds at a still cold 1.5°C (34.7°F).Humidity
The months with the highest humidity in Calthwaite are January, November and December, with an average relative humidity of 90%.Rainfall
In Calthwaite, in December, it is raining for 19.2 days, with typically 51mm (2.01") of accumulated precipitation. Throughout the year, in Calthwaite, there are 211.1 rainfall days, and 534mm (21.02") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Calthwaite, United Kingdom. In Calthwaite, during December, snow falls for 2 days and regularly aggregates up to 10mm (0.39") of snow. Throughout the year, in Calthwaite, there are 11.4 snowfall days, and 71mm (2.8") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 7h and 18min of daylight.On the first day of the month, sunrise is at 8:11 am and sunset at 3:49 pm. On the last day of December, sunrise is at 8:34 am and sunset at 3:54 pm GMT.
Sunshine
In Calthwaite, the average sunshine in December is 3.9h.UV index
The months with the lowest UV index in Calthwaite are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Calthwaite?
What is the most humid month in Calthwaite?
What is the average humidity in December in Calthwaite?
How many days does it rain in December in Calthwaite?
How much does it snow in Calthwaite in December?
What is the month with the shortest days in Calthwaite?
How many hours of daylight does Calthwaite have in December?
What time are sunrise and sunset in December in Calthwaite?
How long on average sun shines in December in Calthwaite?
What are the months with the lowest UV index in Calthwaite?
What is the UV index reading in December in Calthwaite?
Average temperature in December
Calthwaite, United Kingdom
- Average high temperature in December: 5.8°C
The warmest month (with the highest average high temperature) is July (17.6°C).
The month with the lowest average high temperature is January (4.9°C).
- Average low temperature in December: 1.5°C
The month with the highest average low temperature is August (9.9°C).
The coldest month (with the lowest average low temperature) is January (0.8°C).
Average pressure in December
Calthwaite, United Kingdom
- Average pressure in December: 1009.6mbar
The month with the highest atmospheric pressure is May (1015.9mbar).
The month with the lowest atmospheric pressure is November (1007.8mbar).
Average wind speed in December
Calthwaite, United Kingdom
- Average wind speed in December: 17.8km/h
The windiest month (with the highest average wind speed) is December (17.8km/h).
The calmest month (with the lowest average wind speed) is July (12.2km/h).
Average humidity in December
Calthwaite, United Kingdom
- Average humidity in December: 90%
The months with the highest relative humidity are January, November and December (90%).
The month with the lowest relative humidity is April (83%).
Average rainfall in December
Calthwaite, United Kingdom
- Average rainfall in December: 51mm
The wettest month (with the highest rainfall) is August (62mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in December
Calthwaite, United Kingdom
- Average rainfall days in December: 19.2 days
The month with the highest number of rainy days is July (21.8 days).
The month with the least rainy days is February (14.3 days).
Average snowfall in December
Calthwaite, United Kingdom
- Average snowfall in December: 10mm
The month with the highest snowfall is January (26mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Calthwaite, United Kingdom
- Average snowfall days in December: 2 days
The month with the highest number of snowfall days is January (3.5 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
Calthwaite, United Kingdom
- Average daylight in December: 7h and 2min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in December: 3h and 5min
The months with the most sunshine are April and May (Average sunshine: 7h and 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 48min).
Average sunshine days in December
Calthwaite, United Kingdom
- Average sunshine days in December: 8.6 days
The month with the most sunshine days is October (11.4 days).
The month with the least sunshine days is August (6.2 days).
Average UV index in December
Calthwaite, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Calthwaite, United Kingdom
- Average cloud cover in December: 62
The months with the most cloud cover are January and August (Cloud cover 63).
The month with the least cloud cover is April (Cloud cover 52).
Average visibility in December
Calthwaite, United Kingdom
- Average visibility in December: 8km
The months with the highest visibility are March, April and May (9km).
The months with the lowest visibility are January, February, June, July, August, September, October, November and December (8km).
