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
Weather in December
Temperature
As November transitions into December, the average high-temperature rests at a chilly 8.6°C (47.5°F), maintaining a close resemblance to the previous month. In December, Hailsham's nighttime temperatures demonstrate a slight decrease, stabilizing at an average of 5.1°C (41.2°F).Humidity
January and December, with an average relative humidity of 86%, are the most humid months in Hailsham.Rainfall
The month with the most rainfall is December, when the rain falls for 16.5 days and typically aggregates up to 51mm (2.01") of precipitation.Snowfall
January through April, November and December are months with snowfall in Hailsham. The months with the most snowfall are February and December, with an average 11mm (0.43") of accumulated snow.Daylight
The month with the shortest days is December, with an average of 8h and 0min of daylight.On the first day of the month, sunrise is at 7:40 am and sunset at 3:56 pm. On the last day of December, sunrise is at 8:01 am and sunset at 4:03 pm GMT.
Sunshine
In Hailsham, the average sunshine in December is 4.3h.UV index
The months with the lowest UV index in Hailsham are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 2 suggests this advice:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Frequently asked questions
What is the average December temperature in Hailsham?
What are the most humid months in Hailsham?
What is the average humidity in December in Hailsham?
What is the rainiest month in Hailsham?
How many days does it rain in December in Hailsham?
When does it snow the most in Hailsham?
How much does it snow in Hailsham in December?
What is the month with the shortest days in Hailsham?
How many hours of daylight does Hailsham have in December?
What time are sunrise and sunset in December in Hailsham?
How many hours of sunshine does Hailsham have in December?
What is the month with the lowest UV index in Hailsham?
How high is the UV index in December in Hailsham?
Average temperature in December
Hailsham, United Kingdom
- Average high temperature in December: 8.6°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 (7.2°C).
- Average low temperature in December: 5.1°C
The month with the highest average low temperature is August (14.2°C).
The coldest month (with the lowest average low temperature) is January (3.6°C).
Average pressure in December
Hailsham, United Kingdom
- Average pressure in December: 1015.3mbar
The month with the highest atmospheric pressure is September (1017.3mbar).
The month with the lowest atmospheric pressure is November (1011.1mbar).
Average wind speed in December
Hailsham, United Kingdom
- Average wind speed in December: 22.6km/h
The windiest month (with the highest average wind speed) is December (22.6km/h).
The calmest month (with the lowest average wind speed) is July (15.7km/h).
Average humidity in December
Hailsham, United Kingdom
- Average humidity in December: 86%
The months with the highest relative humidity are January and December (86%).
The months with the lowest relative humidity are July and August (79%).
Average rainfall in December
Hailsham, United Kingdom
- Average rainfall in December: 51mm
The wettest month (with the highest rainfall) is December (51mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in December
Hailsham, United Kingdom
- Average rainfall days in December: 16.5 days
The month with the highest number of rainy days is November (18 days).
The month with the least rainy days is June (12 days).
Average snowfall in December
Hailsham, United Kingdom
- Average snowfall in December: 11mm
The months with the highest snowfall are February and December (11mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Hailsham, United Kingdom
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is February (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
Hailsham, United Kingdom
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in December
Hailsham, United Kingdom
- Average sunshine days in December: 10.4 days
The month with the most sunshine days is June (14.9 days).
The month with the least sunshine days is November (8.4 days).
Average UV index in December
Hailsham, 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
Hailsham, United Kingdom
- Average cloud cover in December: 57
The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 41).
Average visibility in December
Hailsham, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March, April, May, September, October, November and December (9km).
Hailsham, United Kingdom
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