Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January, marked by an average high-temperature of 6.8°C (44.2°F) and a low-temperature of 2.3°C (36.1°F), is the coldest month.Humidity
In January, the average relative humidity is 88%.Rainfall
In Great Bookham, in January, it is raining for 13.3 days, with typically 24mm (0.94") of accumulated precipitation. Throughout the year, in Great Bookham, there are 151.9 rainfall days, and 291mm (11.46") of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Great Bookham, in January, during 2.3 snowfall days, 11mm (0.43") of snow is typically accumulated. In Great Bookham, during the entire year, snow falls for 9.5 days and aggregates up to 44mm (1.73") of snow.Daylight
In January, the average length of the day in Great Bookham, United Kingdom, is 8h and 29min.On the first day of January in Great Bookham, sunrise is at 8:05 am and sunset at 4:03 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 4:48 pm GMT.
Sunshine
The average sunshine in January is 4.2h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: In January, a regular UV index of 2 translates into these guidelines:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What time of the year is the coldest in Great Bookham?
Is it cold in Great Bookham during January?
What is the average humidity in January in Great Bookham?
How much does it rain in Great Bookham in January?
How many days does it snow in January in Great Bookham?
What is the average length of the day in January in Great Bookham?
When are sunrise and sunset in January in Great Bookham?
How long on average sun shines in January in Great Bookham?
What are the months with the lowest UV index in Great Bookham?
How high is the UV index in January in Great Bookham?
Average temperature in January
Great Bookham, United Kingdom
- Average high temperature in January: 6.8°C
The warmest month (with the highest average high temperature) is July (21.5°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in January: 2.3°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (2.3°C).
Average pressure in January
Great Bookham, 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
Great Bookham, United Kingdom
- Average wind speed in January: 16.8km/h
The windiest month (with the highest average wind speed) is February (17.6km/h).
The calmest months (with the lowest average wind speed) are July and August (12.8km/h).
Average humidity in January
Great Bookham, 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 (76%).
Average rainfall in January
Great Bookham, United Kingdom
- Average rainfall in January: 24mm
The wettest month (with the highest rainfall) is December (33mm).
The driest month (with the least rainfall) is April (14mm).
Average rainfall days in January
Great Bookham, United Kingdom
- Average rainfall days in January: 13.3 days
The month with the highest number of rainy days is July (15 days).
The month with the least rainy days is September (10 days).
Average snowfall in January
Great Bookham, United Kingdom
- Average snowfall in January: 11mm
The month with the highest snowfall is February (15mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Great Bookham, United Kingdom
- Average snowfall days in January: 2.3 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 January /
Average sunshine in January
Great Bookham, 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 month with the most sunshine is July (Average sunshine: 8h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in January
Great Bookham, United Kingdom
- Average sunshine days in January: 12.9 days
The month with the most sunshine days is September (16.7 days).
The month with the least sunshine days is February (11.3 days).
Average UV index in January
Great Bookham, 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
Great Bookham, United Kingdom
- Average cloud cover in January: 57
The months with the most cloud cover are February and November (Cloud cover 60).
The months with the least cloud cover are April, July, August and September (Cloud cover 47).
Average visibility in January
Great Bookham, 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).
Great Bookham, United Kingdom
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