January weather forecast
Ballycullane, Ireland

January

Weather in January

January, like December, is another chilly winter month in Ballycullane, Ireland, with an average temperature fluctuating between 8.2°C (46.8°F) and 4.7°C (40.5°F).

Temperature

Ballycullane's coldest month, January, registers temperatures that range from a high of 8.2°C (46.8°F) to a low of 4.7°C (40.5°F).

Humidity

In Ballycullane, the average relative humidity in January is 85%.

Rainfall

In Ballycullane, Ireland, during January, the rain falls for 14.1 days and regularly aggregates up to 24mm (0.94") of precipitation. In Ballycullane, Ireland, during the entire year, the rain falls for 160.8 days and collects up to 344mm (13.54") of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In January, it is snowing for 1 days. Throughout January, 1mm (0.04") of snow is accumulated. Throughout the year, there are 4.4 snowfall days, and 10mm (0.39") of snow is accumulated.

Daylight

In Ballycullane, the average length of the day in January is 8h and 20min.
On the first day of January, sunrise is at 8:36 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 8:10 am and sunset at 5:11 pm GMT.

Sunshine

With an average of 4.2h of sunshine, January has the least sunshine of the year in Ballycullane.

UV index

The months with the lowest UV index in Ballycullane, Ireland, are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 2 during January leads to these advisories:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.

Frequently asked questions

What is the coldest time of year in Ballycullane?
January, noted for its average high-temperature of 8.2°C (46.8°F) and an average low-temperature of 4.7°C (40.5°F), is considered the coldest month in Ballycullane, Ireland.
What are January temperatures in Ballycullane?
The high-temperature in Ballycullane, Ireland, during January is 8.2°C (46.8°F) and the low-temperature is 4.7°C (40.5°F).
What is the average humidity in January in Ballycullane?
In Ballycullane, Ireland, the average relative humidity in January is 85%.
How much does it rain in Ballycullane in January?
In Ballycullane, in January, it is raining for 14.1 days, with typically 24mm (0.94") of accumulated precipitation.
How much does it snow in Ballycullane in January?
In January, in Ballycullane, it is snowing for 1 days. Throughout January, 1mm (0.04") of snow is accumulated.
How many hours of daylight does Ballycullane have in January?
In January, the average day length in Ballycullane, Ireland, is 8h and 20min.
When is the sunrise / sunset in January in Ballycullane?
In January, on the first day of the month, sunrise is at 8:36 am and sunset at 4:24 pm. On the last day of the month, in Ballycullane, Ireland, sunrise is at 8:10 am and sunset at 5:11 pm GMT.
What is the month with the least sunshine in Ballycullane?
January has the least sunshine of the year, with an average of 4.2h of sunshine.
How many hours of sunshine does Ballycullane have in January?
The average sunshine duration in January is 4.2h.
What are the months with the lowest UV index in Ballycullane?
The months with the lowest UV index in Ballycullane are January, February, November and December, with an average maximum UV index of 2.
What is the UV index reading in January in Ballycullane?
In Ballycullane, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in January - Ballycullane, Ireland
Average temperature in January
Ballycullane, Ireland
  • Average high temperature in January: 8.2°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 (8.2°C).

  • Average low temperature in January: 4.7°C

The month with the highest average low temperature is July (12.5°C).
The coldest month (with the lowest average low temperature) is March (4.3°C).

Average pressure in January - Ballycullane, Ireland
Average pressure in January
Ballycullane, Ireland
  • Average pressure in January: 1012.5mbar

The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1008.9mbar).

Average wind speed in January - Ballycullane, Ireland
Average wind speed in January
Ballycullane, Ireland
  • Average wind speed in January: 24.1km/h

The windiest month (with the highest average wind speed) is December (25km/h).
The calmest months (with the lowest average wind speed) are June and July (16.4km/h).

Average humidity in January - Ballycullane, Ireland
Average humidity in January
Ballycullane, Ireland
  • Average humidity in January: 85%

The months with the highest relative humidity are July and December (87%).
The months with the lowest relative humidity are February, March and April (84%).

Average rainfall in January - Ballycullane, Ireland
Average rainfall in January
Ballycullane, Ireland
  • Average rainfall in January: 24mm

The wettest month (with the highest rainfall) is November (52mm).
The driest month (with the least rainfall) is May (17mm).

Average rainfall days in January - Ballycullane, Ireland
Average rainfall days in January
Ballycullane, Ireland
  • Average rainfall days in January: 14.1 days

The month with the highest number of rainy days is August (15.4 days).
The month with the least rainy days is September (10.5 days).

Average snowfall in January - Ballycullane, Ireland
Average snowfall in January
Ballycullane, Ireland
  • Average snowfall in January: 1mm

The month with the highest snowfall is February (4mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in January - Ballycullane, Ireland
Average snowfall days in January
Ballycullane, Ireland
  • Average snowfall days in January: 1 days

The month with the highest number of snowfall days is February (1.5 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 - Ballycullane, Ireland
Average daylight in January /
Average sunshine in January
Ballycullane, Ireland
  • Average daylight in January: 8h and 2min

The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).

  • Average sunshine in January: 4h and 1min

The month with the most sunshine is May (Average sunshine: 7h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in January - Ballycullane, Ireland
Average sunshine days in January
Ballycullane, Ireland
  • Average sunshine days in January: 13.6 days

The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is October (11.3 days).

Average UV index in January - Ballycullane, Ireland
Average UV index in January
Ballycullane, 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 - Ballycullane, Ireland
Average cloud cover in January
Ballycullane, 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 49).

Average visibility in January - Ballycullane, Ireland
Average visibility in January
Ballycullane, Ireland
  • Average visibility in January: 10km

The months with the highest visibility are January, February, March, April, September, October, November and December (10km).
The months with the lowest visibility are May, June, July and August (9km).

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