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
Killumney experiences its lowest average temperatures in January, reaching a peak of 8.3°C (46.9°F) and a minimum of 4.4°C (39.9°F).Humidity
In Killumney, the average relative humidity in January is 86%.Rainfall
In January, in Killumney, the rain falls for 15.7 days. Throughout January, 42mm (1.65") of precipitation is accumulated. Throughout the year, in Killumney, 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 Killumney, in January, snow falls for 0.8 days, with typically accumulated 5mm (0.2") of snow. Throughout the year, there are 3.8 snowfall days, and 20mm (0.79") of snow is accumulated.Daylight
In Killumney, the average length of the day in January is 8h and 24min.On the first day of the month, sunrise is at 8:41 am and sunset at 4:34 pm. On the last day of January, in Killumney, sunrise is at 8:15 am and sunset at 5:19 pm GMT.
Sunshine
January has the least sunshine of the year, with an average of 4.1h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In January, a regular UV index of 2 translates into these guidelines:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest in Killumney?
What are January temperatures in Killumney?
What is the average humidity in January in Killumney?
How much does it rain in Killumney in January?
How many days does it snow in January in Killumney?
How many hours of daylight does Killumney have in January?
When is the sunrise / sunset in January in Killumney?
What is the month with the least sunshine in Killumney?
How many hours of sunshine does Killumney have in January?
When is the lowest UV index in Killumney?
What is the UV index reading in January in Killumney?
Average temperature in January
Killumney, 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
Killumney, 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
Killumney, 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
Killumney, 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
Killumney, 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
Killumney, 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
Killumney, 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
Killumney, 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
Killumney, 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
Killumney, 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
Killumney, 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
Killumney, 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
Killumney, 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).
Killumney, Ireland
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