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
Hanworth signifies an average high-temperature of a frosty 7.9°C (46.2°F) in December, closely mirroring the 10.2°C (50.4°F) of November. Hanworth in December experiences a minor decline in temperature, with an average low of 3.4°C (38.1°F) at night.Humidity
With an average relative humidity of 89%, December is the most humid month.Rainfall
In Hanworth, during December, the rain falls for 8.2 days and regularly aggregates up to 16mm (0.63") of precipitation. In Hanworth, during the entire year, the rain falls for 109 days and collects up to 156mm (6.14") of precipitation.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 1.1 snowfall days, it receives 5mm (0.2") of snow. Throughout the year, in Hanworth, there are 5.6 snowfall days, and 18mm (0.71") of snow is accumulated.Daylight
With an average of 7h and 54min of daylight, December has the shortest days of the year.On the first day of December in Hanworth, sunrise is at 7:45 am and sunset at 3:56 pm. On the last day of the month, sunrise is at 8:06 am and sunset at 4:02 pm GMT.
Sunshine
In December, the average sunshine 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 Hanworth, United Kingdom. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: A typical high UV index of 2 in December suggests the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What are the temperatures in Hanworth in December?
What is the most humid month in Hanworth?
What is the average humidity in December in Hanworth?
How many days does it rain in December in Hanworth?
When does it start snowing in Hanworth?
What is the month with the shortest days in Hanworth?
What is the average length of the day in December in Hanworth?
What time are sunrise and sunset in December in Hanworth?
How many hours of sunshine does Hanworth have in December?
What is the month with the lowest UV index in Hanworth?
What is the UV index reading in December in Hanworth?
Average temperature in December
Hanworth, United Kingdom
- Average high temperature in December: 7.9°C
The warmest month (with the highest average high temperature) is July (22°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in December: 3.4°C
The month with the highest average low temperature is August (13.7°C).
The coldest month (with the lowest average low temperature) is January (1.9°C).
Average pressure in December
Hanworth, United Kingdom
- Average pressure in December: 1014.5mbar
The month with the highest atmospheric pressure is September (1016.9mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).
Average wind speed in December
Hanworth, United Kingdom
- Average wind speed in December: 17.1km/h
The windiest month (with the highest average wind speed) is February (17.5km/h).
The calmest months (with the lowest average wind speed) are July and September (12.7km/h).
Average humidity in December
Hanworth, United Kingdom
- Average humidity in December: 89%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and August (74%).
Average rainfall in December
Hanworth, United Kingdom
- Average rainfall in December: 16mm
The wettest month (with the highest rainfall) is June (21mm).
The driest months (with the least rainfall) are January, March, April and May (9mm).
Average rainfall days in December
Hanworth, United Kingdom
- Average rainfall days in December: 8.2 days
The month with the highest number of rainy days is June (12.3 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in December
Hanworth, United Kingdom
- Average snowfall in December: 5mm
The months with the highest snowfall are January and February (6mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Hanworth, United Kingdom
- Average snowfall days in December: 1.1 days
The month with the highest number of snowfall days is February (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
Hanworth, United Kingdom
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 7h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in December
Hanworth, United Kingdom
- Average sunshine days in December: 19.8 days
The month with the most sunshine days is October (20.2 days).
The months with the least sunshine days are June and July (14.2 days).
Average UV index in December
Hanworth, 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
Hanworth, United Kingdom
- Average cloud cover in December: 58
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is April (Cloud cover 49).
Average visibility in December
Hanworth, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is November (8km).
Hanworth, United Kingdom
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