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 is the coldest month, with an average high-temperature of 6.5°C (43.7°F) and an average low-temperature of 1.8°C (35.2°F).Humidity
In Hornsey, the average relative humidity in January is 88%.Rainfall
In Hornsey, during January, the rain falls for 14.3 days and regularly aggregates up to 30mm (1.18") of precipitation. In Hornsey, during the entire year, the rain falls for 168.8 days and collects up to 393mm (15.47") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Hornsey, United Kingdom, during January, snow falls for 3 days and regularly aggregates up to 18mm (0.71") of snow. In Hornsey, United Kingdom, during the entire year, snow falls for 10.6 days and aggregates up to 65mm (2.56") of snow.Daylight
The average length of the day in January is 8h and 26min.On the first day of the month, sunrise is at 8:06 am and sunset at 4:01 pm. On the last day of January, sunrise is at 7:40 am and sunset at 4:46 pm GMT.
Sunshine
In Hornsey, United Kingdom, the average sunshine in January is 4.3h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Hornsey. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum daily UV index of 2 during January morphs into the following directions:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Frequently asked questions
What time of the year is the coldest in Hornsey?
How cold does it get in Hornsey in January?
What is the average humidity in January in Hornsey?
How many days does it rain in January in Hornsey?
How much does it snow in Hornsey in January?
What is the average length of the day in January in Hornsey?
When is the sunrise / sunset in January in Hornsey?
How long on average sun shines in January in Hornsey?
When is the lowest UV index in Hornsey?
How high is the UV index in January in Hornsey?
Average temperature in January
Hornsey, United Kingdom
- Average high temperature in January: 6.5°C
The warmest month (with the highest average high temperature) is July (21.8°C).
The month with the lowest average high temperature is January (6.5°C).
- Average low temperature in January: 1.8°C
The month with the highest average low temperature is August (13.7°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).
Average pressure in January
Hornsey, United Kingdom
- Average pressure in January: 1014.4mbar
The months with the highest atmospheric pressure are May and September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).
Average wind speed in January
Hornsey, United Kingdom
- Average wind speed in January: 17km/h
The windiest month (with the highest average wind speed) is February (17.8km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in January
Hornsey, United Kingdom
- Average humidity in January: 88%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (74%).
Average rainfall in January
Hornsey, United Kingdom
- Average rainfall in January: 30mm
The wettest month (with the highest rainfall) is December (47mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in January
Hornsey, United Kingdom
- Average rainfall days in January: 14.3 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is March (12.2 days).
Average snowfall in January
Hornsey, United Kingdom
- Average snowfall in January: 18mm
The month with the highest snowfall is February (23mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Hornsey, United Kingdom
- Average snowfall days in January: 3 days
The month with the highest number of snowfall days is February (4.3 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
Hornsey, United Kingdom
- Average daylight in January: 8h and 2min
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 2min
The months with the most sunshine are July and August (Average sunshine: 8h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in January
Hornsey, United Kingdom
- Average sunshine days in January: 12.9 days
The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is February (11.4 days).
Average UV index in January
Hornsey, 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
Hornsey, 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 August and September (Cloud cover 48).
Average visibility in January
Hornsey, 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).
Hornsey, United Kingdom
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