January weather forecastArdfallen, Ireland
January
Weather in January
January, like December, is a frosty winter month in Ardfallen, Ireland, with temperature in the range of an average low of 4.4°C (39.9°F) and an average high of 8.3°C (46.9°F).Temperature
With its high average temperature of 8.3°C (46.9°F) and a low of 4.4°C (39.9°F), January is regarded as the coldest month.Humidity
In January, the average relative humidity in Ardfallen is 86%.Rainfall
In Ardfallen, in January, during 15.7 rainfall days, 42mm (1.65") of precipitation is typically accumulated. Throughout the year, there are 198 rainfall days, and 586mm (23.07") of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In Ardfallen, in January, during 0.8 snowfall days, 5mm (0.2") of snow is typically accumulated. In Ardfallen, during the entire year, snow falls for 3.8 days and aggregates up to 20mm (0.79") of snow.Daylight
The average length of the day in January is 8h and 24min.On the first day of January in Ardfallen, Ireland, sunrise is at 8:41 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 8:15 am and sunset at 5:19 pm GMT.
Sunshine
The month with the least sunshine in Ardfallen is January, with an average of 4.1h of sunshine.UV index
The months with the lowest UV index in Ardfallen are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.Note: The daily high UV index of 2 during January translates into the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. 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
Average temperature in January
Ardfallen, 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
Ardfallen, 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
Ardfallen, 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
Ardfallen, 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
Ardfallen, 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
Ardfallen, 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
Ardfallen, 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
Ardfallen, 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
Ardfallen, Ireland
- Average daylight in January: 8h and 24min
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 6min
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
Ardfallen, 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
Ardfallen, 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
Ardfallen, 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
Ardfallen, 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).





