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
The coldest period tends to be January, when average temperatures fluctuate between a high of 8.3°C (46.9°F) and a low of 4.4°C (39.9°F).Humidity
In Scilly, the average relative humidity in January is 86%.Rainfall
In Scilly, in January, during 15.7 rainfall days, 42mm (1.65") of precipitation is typically accumulated. In Scilly, during the entire year, the rain falls for 198 days and collects up to 586mm (23.07") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Scilly, during January, snow falls for 0.8 days and regularly aggregates up to 5mm (0.2") of snow. Throughout the year, in Scilly, there are 3.8 snowfall days, and 20mm (0.79") of snow is accumulated.Daylight
The average length of the day in January is 8h and 25min.On the first day of the month, sunrise is at 8:40 am and sunset at 4:34 pm. On the last day of January, in Scilly, sunrise is at 8:14 am and sunset at 5:19 pm GMT.
Sunshine
With an average of 4.1h of sunshine, January has the least sunshine of the year in Scilly.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 minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The daily high UV index of 2 during January translates into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Frequently asked questions
What is the coldest time of year in Scilly?
What are the temperatures in Scilly in January?
What is the average humidity in January in Scilly?
How much does it rain in Scilly in January?
How much does it snow in Scilly in January?
What is the average length of the day in January in Scilly?
What time are sunrise and sunset in January in Scilly?
What is the month with the least sunshine in Scilly?
How many hours of sunshine does Scilly have in January?
What is the month with the lowest UV index in Scilly?
What is the UV index intensity in January in Scilly?
Average temperature in January
Scilly, Ireland
- Average high temperature in January: 8.3°C
The warmest month (with the highest average high temperature) is July (17.8°C).
The month with the lowest average high temperature is January (8.3°C).
- Average low temperature in January: 4.4°C
The month with the highest average low temperature is July (12.1°C).
The coldest month (with the lowest average low temperature) is February (3.9°C).
Average pressure in January
Scilly, Ireland
- Average pressure in January: 1012.6mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1009mbar).
Average wind speed in January
Scilly, Ireland
- Average wind speed in January: 22.5km/h
The windiest month (with the highest average wind speed) is December (23.5km/h).
The calmest months (with the lowest average wind speed) are June and July (16.1km/h).
Average humidity in January
Scilly, Ireland
- Average humidity in January: 86%
The months with the highest relative humidity are October and December (87%).
The months with the lowest relative humidity are February, March and April (84%).
Average rainfall in January
Scilly, Ireland
- Average rainfall in January: 42mm
The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is March (33mm).
Average rainfall days in January
Scilly, Ireland
- Average rainfall days in January: 15.7 days
The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is February (13.5 days).
Average snowfall in January
Scilly, Ireland
- Average snowfall in January: 5mm
The month with the highest snowfall is March (6mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Scilly, Ireland
- Average snowfall days in January: 0.8 days
The month with the highest number of snowfall days is February (1.2 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
Scilly, Ireland
- 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 1min
The month with the most sunshine is June (Average sunshine: 7h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in January
Scilly, Ireland
- Average sunshine days in January: 13 days
The month with the most sunshine days is March (14.3 days).
The month with the least sunshine days is August (5.8 days).
Average UV index in January
Scilly, Ireland
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Scilly, Ireland
- Average cloud cover in January: 60
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is April (Cloud cover 52).
Average visibility in January
Scilly, Ireland
- Average visibility in January: 9km
The months with the highest visibility are February and March (10km).
The months with the lowest visibility are January, April, May, June, July, August, September, October, November and December (9km).
Scilly, Ireland
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