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
Amersham's average high-temperature in December is a still chilly 7.4°C (45.3°F), marking an insignificant difference from the 9.9°C (49.8°F) of November. Amersham sustains a near constant temperature throughout December, with nighttime averages of 2.9°C (37.2°F).Humidity
The most humid month in Amersham is December, with an average relative humidity of 90%.Rainfall
In Amersham, in December, during 12 rainfall days, 24mm (0.94") of precipitation is typically accumulated. In Amersham, during the entire year, the rain falls for 140.9 days and collects up to 239mm (9.41") of precipitation.Snowfall
Months with snowfall in Amersham, United Kingdom, are January through March and December. December is the first month it typically snows. Throughout December, in the average 1.4 snowfall days, it receives 4mm (0.16") of snow. Throughout the year, there are 6.3 snowfall days, and 28mm (1.1") of snow is accumulated.Daylight
The month with the shortest days in Amersham is December, with an average of 7h and 54min of daylight.On the first day of the month, sunrise is at 7:47 am and sunset at 3:56 pm. On the last day of December, sunrise is at 8:08 am and sunset at 4:02 pm GMT.
Sunshine
In Amersham, 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. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: During December, 2 as the daily maximum UV index converts into the following advice:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Frequently asked questions
What are December temperatures in Amersham?
What is the most humid month in Amersham?
What is the average humidity in December in Amersham?
How many days does it rain in December in Amersham?
When does it start to snow in Amersham?
What is the month with the shortest days in Amersham?
What is the average length of the day in December in Amersham?
When is the sunrise / sunset in December in Amersham?
How many hours of sunshine does Amersham have in December?
When is the lowest UV index in Amersham?
How high is the UV index in December in Amersham?
Average temperature in December
Amersham, United Kingdom
- Average high temperature in December: 7.4°C
The warmest month (with the highest average high temperature) is July (21.6°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in December: 2.9°C
The month with the highest average low temperature is August (13.1°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).
Average pressure in December
Amersham, United Kingdom
- Average pressure in December: 1014.2mbar
The month with the highest atmospheric pressure is September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1010.4mbar).
Average wind speed in December
Amersham, United Kingdom
- Average wind speed in December: 17.9km/h
The windiest month (with the highest average wind speed) is February (18.1km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in December
Amersham, United Kingdom
- Average humidity in December: 90%
The month with the highest relative humidity is December (90%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in December
Amersham, United Kingdom
- Average rainfall in December: 24mm
The wettest month (with the highest rainfall) is June (31mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in December
Amersham, United Kingdom
- Average rainfall days in December: 12 days
The month with the highest number of rainy days is July (14.2 days).
The months with the least rainy days are February and September (9.3 days).
Average snowfall in December
Amersham, United Kingdom
- Average snowfall in December: 4mm
The month with the highest snowfall is February (12mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Amersham, United Kingdom
- Average snowfall days in December: 1.4 days
The month with the highest number of snowfall days is February (2.3 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
Amersham, United Kingdom
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 36min).
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: 8h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in December
Amersham, United Kingdom
- Average sunshine days in December: 15.5 days
The month with the most sunshine days is September (17.4 days).
The month with the least sunshine days is August (12.7 days).
Average UV index in December
Amersham, United Kingdom
- Average UV index in December: 2
The month with the highest UV index is 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
Amersham, United Kingdom
- Average cloud cover in December: 58
The month with the most cloud cover is November (Cloud cover 61).
The months with the least cloud cover are April and September (Cloud cover 49).
Average visibility in December
Amersham, 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).
Amersham, United Kingdom
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