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
January
Weather in January
Temperature
January, having an average high-temperature of 6.8°C (44.2°F) and an average low-temperature of 3.4°C (38.1°F), is the coldest month.Humidity
In January, the average relative humidity in Portnablagh is 86%.Rainfall
In Portnablagh, Ireland, in January, it is raining for 16.8 days, with typically 43mm (1.69") of accumulated precipitation. Throughout the year, there are 225.7 rainfall days, and 615mm (24.21") of precipitation is accumulated.Snowfall
Months with snowfall in Portnablagh are January through March, November and December. In Portnablagh, in January, during 1.8 snowfall days, 13mm (0.51") of snow is typically accumulated. Throughout the year, there are 6.8 snowfall days, and 59mm (2.32") of snow is accumulated.Daylight
The average length of the day in January in Portnablagh is 7h and 52min.On the first day of the month, sunrise is at 8:57 am and sunset at 4:12 pm. On the last day of January, sunrise is at 8:25 am and sunset at 5:04 pm GMT.
Sunshine
January has the least sunshine of the year in Portnablagh, with an average of 3.5h of sunshine.UV index
The months with the lowest UV index in Portnablagh are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 2 during January translates into the following guidance:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest in Portnablagh?
How cold does it get in Portnablagh in January?
What is the average humidity in January in Portnablagh?
How much does it rain in Portnablagh in January?
How much does it snow in Portnablagh in January?
How many hours of daylight does Portnablagh have in January?
When are sunrise and sunset in January in Portnablagh?
What is the month with the least sunshine in Portnablagh?
How long on average sun shines in January in Portnablagh?
What are the months with the lowest UV index in Portnablagh?
What is the UV index intensity in January in Portnablagh?
Average temperature in January
Portnablagh, Ireland
- Average high temperature in January: 6.8°C
The warmest month (with the highest average high temperature) is July (16.3°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in January: 3.4°C
The month with the highest average low temperature is July (11.2°C).
The coldest month (with the lowest average low temperature) is February (3.3°C).
Average pressure in January
Portnablagh, Ireland
- Average pressure in January: 1008.6mbar
The month with the highest atmospheric pressure is May (1015.1mbar).
The month with the lowest atmospheric pressure is November (1006.5mbar).
Average wind speed in January
Portnablagh, Ireland
- Average wind speed in January: 23.6km/h
The windiest month (with the highest average wind speed) is January (23.6km/h).
The calmest month (with the lowest average wind speed) is July (14.7km/h).
Average humidity in January
Portnablagh, Ireland
- Average humidity in January: 86%
The months with the highest relative humidity are July and August (87%).
The months with the lowest relative humidity are March and April (82%).
Average rainfall in January
Portnablagh, Ireland
- Average rainfall in January: 43mm
The wettest month (with the highest rainfall) is August (83mm).
The driest month (with the least rainfall) is April (29mm).
Average rainfall days in January
Portnablagh, Ireland
- Average rainfall days in January: 16.8 days
The month with the highest number of rainy days is August (25.4 days).
The month with the least rainy days is February (13.4 days).
Average snowfall in January
Portnablagh, Ireland
- Average snowfall in January: 13mm
The month with the highest snowfall is February (25mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Portnablagh, Ireland
- Average snowfall days in January: 1.8 days
The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Portnablagh, Ireland
- Average daylight in January: 7h and 5min
The month with the longest days is June (Average daylight: 17h and 18min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in January: 3h and 3min
The month with the most sunshine is June (Average sunshine: 7h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in January
Portnablagh, Ireland
- Average sunshine days in January: 11.6 days
The month with the most sunshine days is April (12.5 days).
The month with the least sunshine days is August (3.3 days).
Average UV index in January
Portnablagh, Ireland
- 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, November and December (UV index 2).
Average cloud cover in January
Portnablagh, Ireland
- Average cloud cover in January: 65
The months with the most cloud cover are January and July (Cloud cover 65).
The month with the least cloud cover is April (Cloud cover 55).
Average visibility in January
Portnablagh, Ireland
- Average visibility in January: 9km
The month with the highest visibility is February (10km).
The months with the lowest visibility are January, March, April, May, June, July, August, September, October, November and December (9km).
