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
The arrival of December marks a slight shift to an average high-temperature of a frosty 7.4°C (45.3°F) from November's 10.3°C (50.5°F). Horham's nighttime temperature in December consistently rests at an icy 3.9°C (39°F).Humidity
The most humid month in Horham is December, with an average relative humidity of 88%.Rainfall
The wettest months in Horham are July and December, with an average 29mm (1.14") of rainfall.Snowfall
January through April, November and December are months with snowfall in Horham. In Horham, United Kingdom, in December, snow falls for 2.1 days, with typically accumulated 12mm (0.47") of snow. In Horham, United Kingdom, during the entire year, snow falls for 11.4 days and aggregates up to 52mm (2.05") of snow.Daylight
With an average of 7h and 48min of daylight, December has the shortest days of the year in Horham, United Kingdom.On the first day of the month, sunrise is at 7:42 am and sunset at 3:45 pm. On the last day of December, sunrise is at 8:04 am and sunset at 3:51 pm GMT.
Sunshine
The average sunshine in December is 4.3h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Horham. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, an average UV index of 2 transforms into the following instructions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
What is the average December temperature in Horham?
What is the most humid month in Horham?
What is the average humidity in December in Horham?
What is the rainiest month in Horham?
How many days does it rain in December in Horham?
How many days does it snow in December in Horham?
What is the month with the shortest days in Horham?
What is the average length of the day in December in Horham?
When are sunrise and sunset in December in Horham?
How long on average sun shines in December in Horham?
What is the month with the lowest UV index in Horham?
How high is the UV index in December in Horham?
Average temperature in December
Horham, United Kingdom
- Average high temperature in December: 7.4°C
The warmest month (with the highest average high temperature) is August (20.9°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in December: 3.9°C
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is January (2.6°C).
Average pressure in December
Horham, United Kingdom
- Average pressure in December: 1013.5mbar
The month with the highest atmospheric pressure is May (1016.6mbar).
The month with the lowest atmospheric pressure is November (1010.2mbar).
Average wind speed in December
Horham, United Kingdom
- Average wind speed in December: 20.3km/h
The windiest month (with the highest average wind speed) is December (20.3km/h).
The calmest month (with the lowest average wind speed) is July (13.7km/h).
Average humidity in December
Horham, United Kingdom
- Average humidity in December: 88%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (75%).
Average rainfall in December
Horham, United Kingdom
- Average rainfall in December: 29mm
The wettest months (with the highest rainfall) are July and December (29mm).
The driest month (with the least rainfall) is April (12mm).
Average rainfall days in December
Horham, United Kingdom
- Average rainfall days in December: 13.9 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is September (11.3 days).
Average snowfall in December
Horham, United Kingdom
- Average snowfall in December: 12mm
The month with the highest snowfall is February (20mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Horham, United Kingdom
- Average snowfall days in December: 2.1 days
The month with the highest number of snowfall days is February (3.8 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
Horham, United Kingdom
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is August (Average sunshine: 8h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in December
Horham, United Kingdom
- Average sunshine days in December: 13 days
The months with the most sunshine days are March and April (15.3 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in December
Horham, 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
Horham, United Kingdom
- Average cloud cover in December: 58
The months with the most cloud cover are January and February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 43).
Average visibility in December
Horham, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Horham, United Kingdom
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