January weather forecast
Clarecastle, Ireland

January

Weather in January

January, the same as December, in Clarecastle, Ireland, is a frosty winter month, with an average temperature ranging between min 3.4°C (38.1°F) and max 7.8°C (46°F).

Temperature

In Clarecastle, January is the coldest month, with temperatures averaging a high of 7.8°C (46°F) and a low of 3.4°C (38.1°F).

Humidity

In January, the average relative humidity is 88%.

Rainfall

In Clarecastle, in January, it is raining for 14.9 days, with typically 26mm (1.02") of accumulated precipitation. Throughout the year, in Clarecastle, there are 184.7 rainfall days, and 356mm (14.02") of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall. The month with the most snowfall in Clarecastle, Ireland, is January, when snow falls for 0.6 days and typically aggregates up to 10mm (0.39") of snow.

Daylight

In January, the average length of the day in Clarecastle, Ireland, is 8h and 16min.
On the first day of January in Clarecastle, sunrise is at 8:48 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 8:20 am and sunset at 5:17 pm GMT.

Sunshine

The month with the least sunshine in Clarecastle is January, with an average of 3.8h of sunshine.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum high daily UV index of 2 during January translates into the following directions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.

Frequently asked questions

What are the coldest months in Clarecastle?
Temperature records in Clarecastle, Ireland, mark January as the coldest month, with highs averaging 7.8°C (46°F) and lows at 3.4°C (38.1°F).
What is the usual temperature for Clarecastle in January?
In Clarecastle, 7.8°C (46°F) is the average high-temperature and 3.4°C (38.1°F) is the average low-temperature during January.
What is the average humidity in January in Clarecastle?
In January, the average relative humidity is 88%.
How many days does it rain in January in Clarecastle?
In January, in Clarecastle, the rain falls for 14.9 days. Throughout January, 26mm (1.02") of precipitation is accumulated.
What is the snowiest month in Clarecastle?
The month with the most snowfall in Clarecastle, Ireland, is January, when snow falls for 0.6 days and typically aggregates up to 10mm (0.39") of snow.
How much does it snow in Clarecastle in January?
In Clarecastle, Ireland, in January, during 0.6 snowfall days, 10mm (0.39") of snow is typically accumulated.
What is the average length of the day in January in Clarecastle?
The average day length in January in Clarecastle, Ireland, is 8h and 16min.
When are sunrise and sunset in January in Clarecastle?
On the first day of January in Clarecastle, sunrise is at 8:48 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 8:20 am and sunset at 5:17 pm GMT.
What is the month with the least sunshine in Clarecastle?
With an average of 3.8h of sunshine, January has the least sunshine of the year in Clarecastle, Ireland.
How long on average sun shines in January in Clarecastle?
In Clarecastle, Ireland, the average sunshine duration in January is 3.8h.
What is the month with the lowest UV index in Clarecastle?
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Clarecastle, Ireland.
How high is the UV index in January in Clarecastle?
In January, the average daily maximum UV index in Clarecastle is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's 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
Clarecastle, Ireland
  • Average high temperature in January: 7.8°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 (7.8°C).

  • Average low temperature in January: 3.4°C

The month with the highest average low temperature is August (11.2°C).
The coldest month (with the lowest average low temperature) is February (2.9°C).

Average pressure in January
Clarecastle, Ireland
  • Average pressure in January: 1011.2mbar

The month with the highest atmospheric pressure is May (1015.9mbar).
The month with the lowest atmospheric pressure is November (1008.1mbar).

Average wind speed in January
Clarecastle, Ireland
  • Average wind speed in January: 20.2km/h

The windiest month (with the highest average wind speed) is January (20.2km/h).
The calmest month (with the lowest average wind speed) is July (14km/h).

Average humidity in January
Clarecastle, Ireland
  • Average humidity in January: 88%

The months with the highest relative humidity are November and December (89%).
The month with the lowest relative humidity is April (84%).

Average rainfall in January
Clarecastle, Ireland
  • Average rainfall in January: 26mm

The wettest month (with the highest rainfall) is August (39mm).
The driest month (with the least rainfall) is September (20mm).

Average rainfall days in January
Clarecastle, Ireland
  • Average rainfall days in January: 14.9 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (11.8 days).

Average snowfall in January
Clarecastle, Ireland
  • Average snowfall in January: 10mm

The month with the highest snowfall is January (10mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in January
Clarecastle, Ireland
  • Average snowfall days in January: 0.6 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, October and November (0 days).

Average daylight in January /
Average sunshine in January
Clarecastle, Ireland
  • Average daylight in January: 8h and 2min

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

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is June (Average sunshine: 7h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in January
Clarecastle, Ireland
  • Average sunshine days in January: 13.4 days

The month with the most sunshine days is December (13.9 days).
The month with the least sunshine days is August (5.9 days).

Average UV index in January
Clarecastle, Ireland
  • Average UV index in January: 2

The months with the highest UV index are May and June (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in January
Clarecastle, Ireland
  • Average cloud cover in January: 63

The month with the most cloud cover is July (Cloud cover 67).
The month with the least cloud cover is April (Cloud cover 56).

Average visibility in January
Clarecastle, Ireland
  • Average visibility in January: 9km

The months with the highest visibility are January, February, March, April, May, June, October, November and December (9km).
The months with the lowest visibility are July, August and September (8km).

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