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's presence marks an average high-temperature of a chilly 7.9°C (46.2°F), subtly varied from November's 10.3°C (50.5°F). Hammersmith's nocturnal average in December closely mirrors its daytime temperatures, settling at a cold 3.4°C (38.1°F).Humidity
December is the most humid month in Hammersmith, with an average relative humidity of 88%.Rainfall
The month with the most rainfall in Hammersmith is December, when the rain falls for 13.9 days and typically aggregates up to 46mm (1.81") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Hammersmith, in December, snow falls for 1.6 days, with typically accumulated 15mm (0.59") of snow. In Hammersmith, during the entire year, snow falls for 8.8 days and aggregates up to 55mm (2.17") of snow.Daylight
December has the shortest days of the year, with an average of 7h and 54min of daylight.On the first day of the month, sunrise is at 7:44 am and sunset at 3:55 pm. On the last day of December, sunrise is at 8:06 am and sunset at 4:01 pm GMT.
Sunshine
In December, the average sunshine in Hammersmith 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 reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Avoiding the Sun during its peak radiation time around midday is a healthy practice. To cut down UV radiation exposure by about half, sport a wide-brim hat. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Hammersmith?
What is the most humid month in Hammersmith?
What is the average humidity in December in Hammersmith?
What is the wettest month in Hammersmith?
How many days does it rain in December in Hammersmith?
How many days does it snow in December in Hammersmith?
What is the month with the shortest days in Hammersmith?
What is the average length of the day in December in Hammersmith?
When are sunrise and sunset in December in Hammersmith?
How long on average sun shines in December in Hammersmith?
What are the months with the lowest UV index in Hammersmith?
What is the UV index intensity in December in Hammersmith?
Average temperature in December
Hammersmith, United Kingdom
- Average high temperature in December: 7.9°C
The warmest month (with the highest average high temperature) is July (22.1°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 (2°C).
Average pressure in December
Hammersmith, United Kingdom
- Average pressure in December: 1014.4mbar
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
Hammersmith, 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
Hammersmith, 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 (73%).
Average rainfall in December
Hammersmith, United Kingdom
- Average rainfall in December: 46mm
The wettest month (with the highest rainfall) is December (46mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in December
Hammersmith, United Kingdom
- Average rainfall days in December: 13.9 days
The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is September (11.9 days).
Average snowfall in December
Hammersmith, United Kingdom
- Average snowfall in December: 15mm
The month with the highest snowfall is February (18mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Hammersmith, 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
Hammersmith, 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 42min).
Average sunshine days in December
Hammersmith, United Kingdom
- Average sunshine days in December: 13.6 days
The month with the most sunshine days is September (14.9 days).
The month with the least sunshine days is February (11.2 days).
Average UV index in December
Hammersmith, 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
Hammersmith, 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
Hammersmith, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, October and December (9km).
The months with the lowest visibility are September and November (8km).
