January weather forecast
Carshalton, United Kingdom

January

Weather in January

January, the same as December, in Carshalton, United Kingdom, is a frosty winter month, with an average temperature varying between 2.4°C (36.3°F) and 6.7°C (44.1°F).

Temperature

With an average high-temperature of 6.7°C (44.1°F) and an average low-temperature of 2.4°C (36.3°F), January is the coldest month.

Humidity

In Carshalton, the average relative humidity in January is 88%.

Rainfall

In January, in Carshalton, the rain falls for 14.1 days. Throughout January, 31mm (1.22") of precipitation is accumulated. In Carshalton, United Kingdom, during the entire year, the rain falls for 162.7 days and collects up to 388mm (15.28") of precipitation.

Snowfall

Months with snowfall in Carshalton are January through April, November and December. In Carshalton, in January, during 2.8 snowfall days, 18mm (0.71") of snow is typically accumulated. Throughout the year, in Carshalton, United Kingdom, there are 10.1 snowfall days, and 66mm (2.6") of snow is accumulated.

Daylight

The average length of the day in January in Carshalton is 8h and 28min.
On the first day of January, sunrise is at 8:05 am and sunset at 4:02 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 4:47 pm GMT.

Sunshine

The average sunshine in January in Carshalton is 4.2h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Carshalton. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: A daily high UV index of 2 in January leads to these guidelines:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.

Frequently asked questions

What month is the coldest in Carshalton?
In Carshalton, January is the month with the lowest recorded average temperatures, measuring a high of 6.7°C (44.1°F) and a low of 2.4°C (36.3°F).
How cold is it in Carshalton in January?
January temperatures in Carshalton, United Kingdom, vary between a high-temperature of 6.7°C (44.1°F) and a low-temperature of 2.4°C (36.3°F).
What is the average humidity in January in Carshalton?
In January, the average relative humidity is 88%.
How much does it rain in Carshalton in January?
In Carshalton, United Kingdom, in January, during 14.1 rainfall days, 31mm (1.22") of precipitation is typically accumulated.
How much does it snow in Carshalton in January?
In Carshalton, in January, during 2.8 snowfall days, 18mm (0.71") of snow is typically accumulated.
How many hours of daylight does Carshalton have in January?
In Carshalton, the average day length in January is 8h and 28min.
When are sunrise and sunset in January in Carshalton?
On the first day of January in Carshalton, sunrise is at 8:05 am and sunset at 4:02 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 4:47 pm GMT.
How many hours of sunshine does Carshalton have in January?
In Carshalton, United Kingdom, the average sunshine duration in January is 4.2h.
When is the lowest UV index in Carshalton?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
What is the UV index reading in January in Carshalton?
In Carshalton, United Kingdom, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in January
Carshalton, United Kingdom
  • Average high temperature in January: 6.7°C

The warmest month (with the highest average high temperature) is July (21.9°C).
The month with the lowest average high temperature is January (6.7°C).

  • Average low temperature in January: 2.4°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 (2.4°C).

Average pressure in January
Carshalton, United Kingdom
  • Average pressure in January: 1014.7mbar

The month with the highest atmospheric pressure is September (1017mbar).
The month with the lowest atmospheric pressure is November (1010.7mbar).

Average wind speed in January
Carshalton, United Kingdom
  • Average wind speed in January: 16.7km/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, August and September (12.8km/h).

Average humidity in January
Carshalton, United Kingdom
  • Average humidity in January: 88%

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 January
Carshalton, United Kingdom
  • Average rainfall in January: 31mm

The wettest month (with the highest rainfall) is December (47mm).
The driest month (with the least rainfall) is April (21mm).

Average rainfall days in January
Carshalton, United Kingdom
  • Average rainfall days in January: 14.1 days

The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is September (11.1 days).

Average snowfall in January
Carshalton, United Kingdom
  • Average snowfall in January: 18mm

The month with the highest snowfall is February (25mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in January
Carshalton, United Kingdom
  • Average snowfall days in January: 2.8 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 January /
Average sunshine in January
Carshalton, United Kingdom
  • Average daylight in January: 8h and 3min

The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).

  • Average sunshine in January: 4h and 1min

The months with the most sunshine are July and August (Average sunshine: 8h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

Average sunshine days in January
Carshalton, United Kingdom
  • Average sunshine days in January: 13.3 days

The month with the most sunshine days is September (16.4 days).
The month with the least sunshine days is February (12.3 days).

Average UV index in January
Carshalton, 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).

Average cloud cover in January
Carshalton, United Kingdom
  • Average cloud cover in January: 58

The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 47).

Average visibility in January
Carshalton, United Kingdom
  • Average visibility in January: 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).

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