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
Clontarf witnesses the coldest weather in January, with temperatures averaging a high of 7.6°C (45.7°F) and a low of 4°C (39.2°F).Humidity
In January, the average relative humidity is 85%.Rainfall
In Clontarf, in January, during 11.5 rainfall days, 20mm (0.79") of precipitation is typically accumulated. In Clontarf, during the entire year, the rain falls for 159.4 days and collects up to 362mm (14.25") of precipitation.Snowfall
January through March, November and December are months with snowfall in Clontarf. In Clontarf, during January, snow falls for 1.8 days and regularly aggregates up to 5mm (0.2") of snow. In Clontarf, during the entire year, snow falls for 6 days and aggregates up to 31mm (1.22") of snow.Daylight
In January, the average length of the day in Clontarf is 8h and 10min.On the first day of January in Clontarf, sunrise is at 8:40 am and sunset at 4:16 pm. On the last day of the month, sunrise is at 8:11 am and sunset at 5:04 pm GMT.
Sunshine
The months with the least sunshine in Clontarf are January, February and November, with an average of 4.3h of sunshine.UV index
The months with the lowest UV index in Clontarf, Ireland, 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 vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The average daily UV index of 2 in January transforms into the following instructions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. When the Sun is at its strongest around midday, find shade and limit exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
What are the coldest months in Clontarf?
What is the average January temperature in Clontarf?
What is the average humidity in January in Clontarf?
How many days does it rain in January in Clontarf?
How many days does it snow in January in Clontarf?
How many hours of daylight does Clontarf have in January?
What time are sunrise and sunset in January in Clontarf?
What are the months with the least sunshine in Clontarf?
How many hours of sunshine does Clontarf have in January?
When is the lowest UV index in Clontarf?
What is the UV index intensity in January in Clontarf?
Average temperature in January
Clontarf, Ireland
- Average high temperature in January: 7.6°C
The warmest month (with the highest average high temperature) is July (17.4°C).
The month with the lowest average high temperature is January (7.6°C).
- Average low temperature in January: 4°C
The months with the highest average low temperature are July and August (12.1°C).
The coldest months (with the lowest average low temperature) are February and March (3.9°C).
Average pressure in January
Clontarf, Ireland
- Average pressure in January: 1011.4mbar
The month with the highest atmospheric pressure is May (1016mbar).
The month with the lowest atmospheric pressure is November (1008.2mbar).
Average wind speed in January
Clontarf, Ireland
- Average wind speed in January: 24.2km/h
The windiest month (with the highest average wind speed) is January (24.2km/h).
The calmest month (with the lowest average wind speed) is June (15.2km/h).
Average humidity in January
Clontarf, Ireland
- Average humidity in January: 85%
The months with the highest relative humidity are July and December (86%).
The months with the lowest relative humidity are March, April and May (83%).
Average rainfall in January
Clontarf, Ireland
- Average rainfall in January: 20mm
The wettest month (with the highest rainfall) is November (51mm).
The driest month (with the least rainfall) is May (19mm).
Average rainfall days in January
Clontarf, Ireland
- Average rainfall days in January: 11.5 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is February (10.7 days).
Average snowfall in January
Clontarf, Ireland
- Average snowfall in January: 5mm
The month with the highest snowfall is December (12mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Clontarf, Ireland
- Average snowfall days in January: 1.8 days
The month with the highest number of snowfall days is February (2.1 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
Clontarf, Ireland
- 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: 4h and 2min
The months with the most sunshine are April, May and June (Average sunshine: 7h and 30min).
The months with the least sunshine are January, February and November (Average sunshine: 4h and 18min).
Average sunshine days in January
Clontarf, Ireland
- Average sunshine days in January: 16.8 days
The months with the most sunshine days are January and December (16.8 days).
The month with the least sunshine days is July (11 days).
Average UV index in January
Clontarf, Ireland
- Average UV index in January: 2
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Clontarf, Ireland
- Average cloud cover in January: 57
The months with the most cloud cover are January and February (Cloud cover 57).
The months with the least cloud cover are April and September (Cloud cover 50).
Average visibility in January
Clontarf, Ireland
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, October, November and December (10km).
The months with the lowest visibility are April, May, June, July, August and September (9km).
Clontarf, Ireland
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