January weather forecast
Knocknagashel, Ireland

January

Weather in January

January, like December, is another chilly winter month in Knocknagashel, Ireland, with temperature in the range of an average low of 5.3°C (41.5°F) and an average high of 8.2°C (46.8°F).

Temperature

The coldest temperatures occur during January, when averages reach a peak of 8.2°C (46.8°F) and a low of 5.3°C (41.5°F).

Humidity

In January, the average relative humidity is 85%.

Rainfall

In Knocknagashel, during January, the rain falls for 21.8 days and regularly aggregates up to 79mm (3.11") of precipitation. Throughout the year, there are 229.7 rainfall days, and 704mm (27.72") of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In Knocknagashel, in January, snow falls for 0.7 days, with typically accumulated 9mm (0.35") of snow. Throughout the year, there are 3.2 snowfall days, and 48mm (1.89") of snow is accumulated.

Daylight

In January, the average length of the day is 8h and 20min.
On the first day of the month, sunrise is at 8:47 am and sunset at 4:34 pm. On the last day of January, sunrise is at 8:20 am and sunset at 5:21 pm GMT.

Sunshine

January and December, with an average of 3.8h of sunshine, are months with the least sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 2 in January converts into the following recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. To guard against the harmful effects of the Sun, minimize exposure during midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

Frequently asked questions

What are the coldest months?
In Knocknagashel, January registers the lowest temperatures, averaging 8.2°C (46.8°F) at the peak and 5.3°C (41.5°F) at the lowest.
What is the usual temperature for Knocknagashel in January?
In January, the average high-temperature and low-temperature are 8.2°C (46.8°F) and 5.3°C (41.5°F) respectively.
What is the average humidity in January?
In Knocknagashel, the average relative humidity in January is 85%.
How many days does it rain in January?
In January, the rain falls for 21.8 days. Throughout January, 79mm (3.11") of precipitation is accumulated.
How many days does it snow in January?
In Knocknagashel, Ireland, during January, snow falls for 0.7 days and regularly aggregates up to 9mm (0.35") of snow.
How many hours of daylight does Knocknagashel have in January?
In Knocknagashel, the average day length in January is 8h and 20min.
When is the sunrise / sunset in January?
On the first day of January, sunrise is at 8:47 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 8:20 am and sunset at 5:21 pm GMT.
What are the months with the least sunshine?
The months with the least sunshine are January and December, with an average of 3.8h of sunshine.
How many hours of sunshine does Knocknagashel have in January?
The average sunshine duration in January is 3.8h.
When is the lowest UV index in Knocknagashel?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
How high is the UV index in January?
The average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health threat from unprotected exposure to UV radiation.
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 - Knocknagashel, Ireland
Average temperature in January
Knocknagashel, Ireland
  • Average high temperature in January: 8.2°C

The warmest month (with the highest average high temperature) is July (16.8°C).
The month with the lowest average high temperature is January (8.2°C).

  • Average low temperature in January: 5.3°C

The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is February (4.7°C).

Average pressure in January - Knocknagashel, Ireland
Average pressure in January
Knocknagashel, Ireland
  • Average pressure in January: 1011.7mbar

The month with the highest atmospheric pressure is May (1016.1mbar).
The month with the lowest atmospheric pressure is November (1008.5mbar).

Average wind speed in January - Knocknagashel, Ireland
Average wind speed in January
Knocknagashel, Ireland
  • Average wind speed in January: 23.4km/h

The windiest month (with the highest average wind speed) is December (23.8km/h).
The calmest month (with the lowest average wind speed) is July (15.5km/h).

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

The months with the highest relative humidity are July, August, September and October (86%).
The month with the lowest relative humidity is April (82%).

Average rainfall in January - Knocknagashel, Ireland
Average rainfall in January
Knocknagashel, Ireland
  • Average rainfall in January: 79mm

The wettest month (with the highest rainfall) is December (80mm).
The driest month (with the least rainfall) is May (42mm).

Average rainfall days in January - Knocknagashel, Ireland
Average rainfall days in January
Knocknagashel, Ireland
  • Average rainfall days in January: 21.8 days

The month with the highest number of rainy days is January (21.8 days).
The month with the least rainy days is April (16.5 days).

Average snowfall in January - Knocknagashel, Ireland
Average snowfall in January
Knocknagashel, Ireland
  • Average snowfall in January: 9mm

The month with the highest snowfall is December (16mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in January - Knocknagashel, Ireland
Average snowfall days in January
Knocknagashel, Ireland
  • Average snowfall days in January: 0.7 days

The month with the highest number of snowfall days is February (0.9 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 - Knocknagashel, Ireland
Average daylight in January /
Average sunshine in January
Knocknagashel, 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: 3h and 5min

The month with the most sunshine is June (Average sunshine: 7h and 42min).
The months with the least sunshine are January and December (Average sunshine: 3h and 48min).

Average sunshine days in January - Knocknagashel, Ireland
Average sunshine days in January
Knocknagashel, Ireland
  • Average sunshine days in January: 6.7 days

The month with the most sunshine days is April (10.8 days).
The month with the least sunshine days is August (6.2 days).

Average UV index in January - Knocknagashel, Ireland
Average UV index in January
Knocknagashel, Ireland
  • Average UV index in January: 2

The months with the highest UV index are May, June 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 - Knocknagashel, Ireland
Average cloud cover in January
Knocknagashel, Ireland
  • Average cloud cover in January: 63

The month with the most cloud cover is July (Cloud cover 64).
The month with the least cloud cover is April (Cloud cover 53).

Average visibility in January - Knocknagashel, Ireland
Average visibility in January
Knocknagashel, Ireland
  • Average visibility in January: 9km

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

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