January weather forecast
London, United Kingdom

The large Thames river overlooking the Westminster Palace and the Big Ben clock tower in London, United Kingdom
The large Thames river overlooking the Westminster Palace and the Big Ben clock tower in London, United Kingdom

Weather in January

January, like December, is a frosty winter month in London, United Kingdom, with an average temperature varying between 6.8°C (44.2°F) and 2.2°C (36°F).

Temperature

The coldest month is January, with an average high-temperature of 6.8°C (44.2°F) and an average low-temperature of 2.2°C (36°F).

Humidity

In January, the average relative humidity is 87%.

Rainfall

In London, in January, it is raining for 11.2 days, with typically 23mm (0.91") of accumulated precipitation. In London, United Kingdom, during the entire year, the rain falls for 151.7 days and collects up to 370mm (14.57") of precipitation.

Snowfall

Months with snowfall in London are January through April, November and December. In London, United Kingdom, during January, snow falls for 2.2 days and regularly aggregates up to 15mm (0.59") of snow. In London, United Kingdom, during the entire year, snow falls for 7.7 days and aggregates up to 50mm (1.97") of snow.

Daylight

The average length of the day in January in London is 8h and 27min.
On the first day of the month, sunrise is at 8:05 am and sunset at 4:02 pm. On the last day of January, sunrise is at 7:39 am and sunset at 4:47 pm GMT.

Sunshine

In London, the average sunshine in January is 4.1h.

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 average individuals.
Note: The average daily UV index of 2 in January transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
[Resources]

FAQ

What is the coldest month in London?

January is the coldest month, with an average high-temperature of 6.8°C (44.2°F) and an average low-temperature of 2.2°C (36°F).

What is the temperature in January in London?

In January, in London, United Kingdom, the average high-temperature is 6.8°C (44.2°F), and the average low-temperature is 2.2°C (36°F).

What is the average humidity in January in London?

The average relative humidity in January in London, United Kingdom, is 87%.

How much does it rain in London in January?

In London, in January, it is raining for 11.2 days, with typically 23mm (0.91") of accumulated precipitation.

How many days does it snow in January in London?

In London, United Kingdom, during January, snow falls for 2.2 days and regularly aggregates up to 15mm (0.59") of snow.

How many hours of daylight does London have in January?

The average day length in January in London, United Kingdom, is 8h and 27min.

When are sunrise and sunset in January in London?

On the first day of January in London, United Kingdom, sunrise is at 8:05 am and sunset at 4:02 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 4:47 pm GMT.

How long on average sun shines in January in London?

The average sunshine duration in January in London, United Kingdom, is 4.1h.

When is the lowest UV index in London?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in London.

What is the UV index intensity in January in London?

In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
London, United Kingdom

Average temperature in January - London, United Kingdom
  • Average high temperature in January: 6.8°C

The warmest month (with the highest average high temperature) is July (22.3°C).
The month with the lowest average high temperature is January (6.8°C).

  • Average low temperature in January: 2.2°C

The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (2.2°C).

[Resources]

Average pressure in January
London, United Kingdom

Average pressure in January - London, United Kingdom
  • Average pressure in January: 1014.6mbar

The month with the highest atmospheric pressure is September (1016.9mbar).
The month with the lowest atmospheric pressure is November (1010.6mbar).

[Resources]

Average wind speed in January
London, United Kingdom

Average wind speed in January - London, United Kingdom
  • Average wind speed in January: 16.5km/h

The windiest month (with the highest average wind speed) is February (17.3km/h).
The calmest month (with the lowest average wind speed) is September (12.6km/h).

[Resources]

Average humidity in January
London, United Kingdom

Average humidity in January - London, United Kingdom
  • Average humidity in January: 87%

The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (72%).

[Resources]

Average rainfall in January
London, United Kingdom

Average rainfall in January - London, United Kingdom
  • Average rainfall in January: 23mm

The wettest month (with the highest rainfall) is June (45mm).
The driest month (with the least rainfall) is April (22mm).

[Resources]

Average rainfall days in January
London, United Kingdom

Average rainfall days in January - London, United Kingdom
  • Average rainfall days in January: 11.2 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is September (9.8 days).

[Resources]

Average snowfall in January
London, United Kingdom

Average snowfall in January - London, United Kingdom
  • Average snowfall in January: 15mm

The month with the highest snowfall is February (16mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

[Resources]

Average snowfall days in January
London, United Kingdom

Average snowfall days in January - London, United Kingdom
  • Average snowfall days in January: 2.2 days

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

[Resources]

Average daylight in January /
Average sunshine in January
London, United Kingdom

Average daylight in January / Average sunshine in January - London, United Kingdom
  • Average daylight in January: 8h and 27min

The month with the longest days is June (Average daylight: 16h and 34min).
The month with the shortest days is December (Average daylight: 7h and 56min).

  • Average sunshine in January: 4h and 6min

The month with the most sunshine is August (Average sunshine: 7h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

[Resources]

Average sunshine days in January
London, United Kingdom

Average sunshine days in January - London, United Kingdom
  • Average sunshine days in January: 16.8 days

The month with the most sunshine days is September (18.1 days).
The month with the least sunshine days is June (12.2 days).

[Resources]

Average UV index in January
London, United Kingdom

Average UV index in January - London, United Kingdom
  • Average UV index in January: 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).

[Resources]

Average cloud cover in January
London, United Kingdom

Average cloud cover in January - London, United Kingdom
  • Average cloud cover in January: 58

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 49).

[Resources]

Average visibility in January
London, United Kingdom

Average visibility in January - London, United Kingdom
  • Average visibility in January: 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).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location