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
In White Waltham, January records the lowest average temperatures, peaking at 6.6°C (43.9°F) and reaching a low of 1.8°C (35.2°F).Humidity
The average relative humidity in January in White Waltham is 88%.Rainfall
In January, the rain falls for 11.5 days. Throughout January, 18mm (0.71") of precipitation is accumulated. Throughout the year, there are 149.7 rainfall days, and 270mm (10.63") of precipitation is accumulated.Snowfall
Months with snowfall are January through March and December. January is the month with the most snowfall. Snow falls for 1.6 days and accumulates 12mm (0.47") of snow.Daylight
In January, the average length of the day in White Waltham is 8h and 27min.On the first day of January, sunrise is at 8:08 am and sunset at 4:04 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 4:49 pm GMT.
Sunshine
In January, the average sunshine in White Waltham 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 estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.Note: In January, the average maximum UV index of 2 translates into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in White Waltham?
How cold is January in White Waltham?
What is the average humidity in January in White Waltham?
How much does it rain in White Waltham in January?
What is the snowiest month in White Waltham?
How much does it snow in White Waltham in January?
What is the average length of the day in January in White Waltham?
When are sunrise and sunset in January in White Waltham?
How many hours of sunshine does White Waltham have in January?
What is the month with the lowest UV index in White Waltham?
What is the UV index reading in January in White Waltham?
Average temperature in January
White Waltham, United Kingdom
- Average high temperature in January: 6.6°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 (6.6°C).
- Average low temperature in January: 1.8°C
The month with the highest average low temperature is August (13.2°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).
Average pressure in January
White Waltham, United Kingdom
- Average pressure in January: 1014.5mbar
The month with the highest atmospheric pressure is September (1016.9mbar).
The month with the lowest atmospheric pressure is November (1010.4mbar).
Average wind speed in January
White Waltham, United Kingdom
- Average wind speed in January: 16.9km/h
The windiest month (with the highest average wind speed) is February (17.7km/h).
The calmest months (with the lowest average wind speed) are July and September (12.8km/h).
Average humidity in January
White Waltham, 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
White Waltham, United Kingdom
- Average rainfall in January: 18mm
The wettest month (with the highest rainfall) is June (34mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in January
White Waltham, United Kingdom
- Average rainfall days in January: 11.5 days
The month with the highest number of rainy days is July (16.2 days).
The month with the least rainy days is September (9.9 days).
Average snowfall in January
White Waltham, United Kingdom
- Average snowfall in January: 12mm
The month with the highest snowfall is January (12mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in January
White Waltham, United Kingdom
- Average snowfall days in January: 1.6 days
The month with the highest number of snowfall days is February (2.3 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
White Waltham, United Kingdom
- Average daylight in January: 8h and 3min
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 January: 4h and 1min
The month with the most sunshine is July (Average sunshine: 7h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in January
White Waltham, United Kingdom
- Average sunshine days in January: 15.8 days
The month with the most sunshine days is September (16.9 days).
The month with the least sunshine days is July (10.9 days).
Average UV index in January
White Waltham, United Kingdom
- Average UV index in January: 2
The month with the highest UV index is 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
White Waltham, United Kingdom
- Average cloud cover in January: 57
The month with the most cloud cover is November (Cloud cover 61).
The month with the least cloud cover is April (Cloud cover 49).
Average visibility in January
White Waltham, 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).
White Waltham, United Kingdom
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