January weather forecast
South Croydon, United Kingdom

January

Weather in January

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

Temperature

With its high average temperature of 6.7°C (44.1°F) and a low of 2.4°C (36.3°F), January is regarded as the coldest month.

Humidity

In January, the average relative humidity in South Croydon, United Kingdom, is 88%.

Rainfall

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

Snowfall

Months with snowfall are January through April, November and December. In South Croydon, United Kingdom, during January, snow falls for 2.8 days and regularly aggregates up to 18mm (0.71") of snow. Throughout the year, there are 10.1 snowfall days, and 66mm (2.6") of snow is accumulated.

Daylight

In January, the average length of the day is 8h and 28min.
On the first day of January in South Croydon, 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 is 4.2h.

UV index

The months with the lowest UV index in South Croydon, United Kingdom, are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 2 during January leads to these instructions:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. When the Sun is at its strongest around midday, find shade and limit exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.

Frequently asked questions

What is the coldest month in South Croydon?
The coldest month is January, with an average high-temperature of 6.7°C (44.1°F) and an average low-temperature of 2.4°C (36.3°F).
Is January cold in South Croydon?
The average high-temperature, in January, in South Croydon, is 6.7°C (44.1°F), while the average low-temperature is 2.4°C (36.3°F).
What is the average humidity in January in South Croydon?
In South Croydon, United Kingdom, the average relative humidity in January is 88%.
How many days does it rain in January in South Croydon?
In January, the rain falls for 14.1 days. Throughout January, 31mm (1.22") of precipitation is accumulated.
How many days does it snow in January in South Croydon?
In South Croydon, during January, snow falls for 2.8 days and regularly aggregates up to 18mm (0.71") of snow.
What is the average length of the day in January in South Croydon?
In January, the average day length in South Croydon is 8h and 28min.
When is the sunrise / sunset in January in South Croydon?
On the first day of January in South Croydon, 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 South Croydon have in January?
In South Croydon, United Kingdom, the average sunshine duration in January is 4.2h.
What are the months with the lowest UV index in South Croydon?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in South Croydon, United Kingdom.
How high is the UV index in January in South Croydon?
In South Croydon, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
South Croydon, 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
South Croydon, 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
South Croydon, 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
South Croydon, 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
South Croydon, 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
South Croydon, 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
South Croydon, 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
South Croydon, 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
South Croydon, 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
South Croydon, 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
South Croydon, 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
South Croydon, 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
South Croydon, 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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