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 sea temperature 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
The introduction of January sees an average high-temperature of a still chilly 8.2°C (46.8°F), hardly deviating from December. The nighttime temperature in Sandown demonstrates a marginal decline, averaging at a wintry 5.1°C (41.2°F) during January.Humidity
January, February and December, with an average relative humidity of 83%, are the most humid months in Sandown.Rainfall
In January, the rain falls for 17.8 days. Throughout January, 45mm (1.77") of precipitation is accumulated. Throughout the year, in Sandown, there are 182.5 rainfall days, and 469mm (18.46") of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Sandown, United Kingdom, in January, snow falls for 1.2 days, with typically accumulated 3mm (0.12") of snow. In Sandown, during the entire year, snow falls for 4.8 days and aggregates up to 18mm (0.71") of snow.Sea temperature
In Sandown, in January, the average water temperature is 9.6°C (49.3°F).Note: Dipping into 9.6°C (49.3°F) below 10°C (50°F) needs protective wear, or you'd face cold shock and breathing issues swiftly. Meanwhile, a slight swim around 13°C (55.4°F) feels cold to the bone.
Daylight
In Sandown, the average length of the day in January is 8h and 34min.On the first day of January, sunrise is at 8:06 am and sunset at 4:09 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 4:53 pm GMT.
Sunshine
The average sunshine in January in Sandown is 4.3h.UV index
January and February, with an average maximum UV index of 2, are months with the lowest UV index in Sandown. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In January, the maximum UV index of 2 suggests these recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
What are the temperatures in Sandown in January?
What are the most humid months in Sandown?
What is the average humidity in January in Sandown?
How much does it rain in Sandown in January?
How many days does it snow in January in Sandown?
What is the water temperature in January in Sandown?
What is the average length of the day in January in Sandown?
When is the sunrise / sunset in January in Sandown?
How many hours of sunshine does Sandown have in January?
What are the months with the lowest UV index in Sandown?
How high is the UV index in January in Sandown?
Average temperature in January
Sandown, United Kingdom
- Average high temperature in January: 8.2°C
The warmest month (with the highest average high temperature) is August (18.9°C).
The month with the lowest average high temperature is February (8°C).
- Average low temperature in January: 5.1°C
The month with the highest average low temperature is August (14.9°C).
The coldest month (with the lowest average low temperature) is February (4.8°C).
Average pressure in January
Sandown, United Kingdom
- Average pressure in January: 1015.1mbar
The month with the highest atmospheric pressure is September (1017.3mbar).
The month with the lowest atmospheric pressure is November (1010.8mbar).
Average wind speed in January
Sandown, United Kingdom
- Average wind speed in January: 24.8km/h
The windiest month (with the highest average wind speed) is December (26.2km/h).
The calmest month (with the lowest average wind speed) is July (17.6km/h).
Average humidity in January
Sandown, United Kingdom
- Average humidity in January: 83%
The months with the highest relative humidity are January, February and December (83%).
The month with the lowest relative humidity is September (79%).
Average rainfall in January
Sandown, United Kingdom
- Average rainfall in January: 45mm
The wettest month (with the highest rainfall) is November (63mm).
The driest months (with the least rainfall) are April and May (24mm).
Average rainfall days in January
Sandown, United Kingdom
- Average rainfall days in January: 17.8 days
The month with the highest number of rainy days is November (19.8 days).
The month with the least rainy days is September (12.5 days).
Average snowfall in January
Sandown, United Kingdom
- Average snowfall in January: 3mm
The month with the highest snowfall is November (7mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Sandown, United Kingdom
- Average snowfall days in January: 1.2 days
The month with the highest number of snowfall days is February (1.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average sea temperature in January
Sandown, United Kingdom
- Average sea temperature in January: 9.6°C
The best month for swimming (with the highest average sea temperature) is September (17.3°C).
The coldest month (with the lowest average sea temperature) is March (8.6°C).
Average daylight in January /
Average sunshine in January
Sandown, United Kingdom
- Average daylight in January: 8h and 4min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in January: 4h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).
Average sunshine days in January
Sandown, United Kingdom
- Average sunshine days in January: 9.8 days
The month with the most sunshine days is April (15 days).
The month with the least sunshine days is November (6.7 days).
Average UV index in January
Sandown, 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 and February (UV index 2).
Average cloud cover in January
Sandown, United Kingdom
- Average cloud cover in January: 56
The month with the most cloud cover is November (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in January
Sandown, United Kingdom
- Average visibility in January: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
Sandown, United Kingdom
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