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 and February, with an average high-temperature of 6.3°C (43.3°F), are marked as the coldest months.Humidity
January, November and December, with an average relative humidity of 88%, are the most humid months in Henllan.Rainfall
In Henllan, in January, during 13.1 rainfall days, 24mm (0.94") of precipitation is typically accumulated. Throughout the year, in Henllan, there are 176 rainfall days, and 343mm (13.5") of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Henllan. The month with the most snowfall is January, when snow falls for 4.7 days and typically aggregates up to 35mm (1.38") of snow.Daylight
In Henllan, the average length of the day in January is 8h and 12min.On the first day of January, sunrise is at 8:28 am and sunset at 4:06 pm. On the last day of the month, sunrise is at 7:59 am and sunset at 4:54 pm GMT.
Sunshine
In Henllan, the average sunshine in January is 3.5h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In January, the maximum UV index of 2 transforms into these recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
What are the coldest months in Henllan?
How cold is it in Henllan in January?
What is the most humid month in Henllan?
What is the average humidity in January in Henllan?
How much does it rain in Henllan in January?
When does it snow the most in Henllan?
How many days does it snow in January in Henllan?
How many hours of daylight does Henllan have in January?
What time are sunrise and sunset in January in Henllan?
How many hours of sunshine does Henllan have in January?
What is the month with the lowest UV index in Henllan?
How high is the UV index in January in Henllan?
Average temperature in January
Henllan, United Kingdom
- Average high temperature in January: 6.3°C
The warmest month (with the highest average high temperature) is July (17.5°C).
The months with the lowest average high temperature are January and February (6.3°C).
- Average low temperature in January: 2.5°C
The month with the highest average low temperature is August (11.8°C).
The coldest months (with the lowest average low temperature) are January and February (2.5°C).
Average pressure in January
Henllan, United Kingdom
- Average pressure in January: 1012.4mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1009mbar).
Average wind speed in January
Henllan, United Kingdom
- Average wind speed in January: 19.1km/h
The windiest month (with the highest average wind speed) is December (19.5km/h).
The calmest month (with the lowest average wind speed) is June (12.4km/h).
Average humidity in January
Henllan, United Kingdom
- Average humidity in January: 88%
The months with the highest relative humidity are January, November and December (88%).
The months with the lowest relative humidity are April and May (82%).
Average rainfall in January
Henllan, United Kingdom
- Average rainfall in January: 24mm
The wettest month (with the highest rainfall) is November (39mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in January
Henllan, United Kingdom
- Average rainfall days in January: 13.1 days
The month with the highest number of rainy days is November (17.6 days).
The month with the least rainy days is February (11.7 days).
Average snowfall in January
Henllan, United Kingdom
- Average snowfall in January: 35mm
The month with the highest snowfall is January (35mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in January
Henllan, United Kingdom
- Average snowfall days in January: 4.7 days
The month with the highest number of snowfall days is February (5.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Henllan, United Kingdom
- Average daylight in January: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in January: 3h and 3min
The month with the most sunshine is May (Average sunshine: 7h and 12min).
The month with the least sunshine is November (Average sunshine: 3h and 12min).
Average sunshine days in January
Henllan, United Kingdom
- Average sunshine days in January: 11.5 days
The month with the most sunshine days is April (13.1 days).
The month with the least sunshine days is November (7.9 days).
Average UV index in January
Henllan, United Kingdom
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in January
Henllan, United Kingdom
- Average cloud cover in January: 65
The month with the most cloud cover is November (Cloud cover 68).
The months with the least cloud cover are April and May (Cloud cover 53).
Average visibility in January
Henllan, United Kingdom
- Average visibility in January: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Henllan, United Kingdom
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