December weather forecast
Clifden, Ireland

englishespañol中文
Share

Weather in December

December in Clifden welcomes winter in its full glory with noticeably colder temperatures. The overall weather conditions become significantly wintry as shorter daylight hours set in with approximately 7.6 hours of daylight. Longer nights dominate, being punctuated by short periods of daily sunshine. Precipitation tends to be more frequent, clothed in the characteristic December chill. The month rounds off the year with a classic Irish winter feel, complete with cloudy skies and crisp, cool days.

Temperature

January, February and December, with an average high-temperature of 9°C (48.2°F), are the coldest months in Clifden, Ireland.

Rainfall

In Clifden, in December, during 24 rainfall days, 124mm (4.88") of precipitation is typically accumulated. Throughout the year, there are 248 rainfall days, and 1202mm (47.32") of precipitation is accumulated.

Sea temperature

In December, the average sea temperature is 10.8°C (51.4°F).
Note: It is advised against swimming in 10.8°C (51.4°F) when it drops below 10°C (50°F). Such temperatures can cause extreme cold shock, leading to hyperventilation.

Daylight

With an average of 7h and 36min of daylight, December has the shortest days of the year in Clifden.
On the first day of the month, sunrise is at 8:33 am and sunset at 4:24 pm. On the last day of December, sunrise is at 8:55 am and sunset at 4:30 pm GMT.

Sunshine

With an average of 1h of sunshine, December has the least sunshine of the year.

UV index

January and December, with an average maximum UV index of 0, are months with the lowest UV index in Clifden. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, a daily UV index of 0 turns into the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Updated: Jan 27, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the coldest month in Clifden?

In Clifden, the months of January, February and December are known for the lowest temperatures, reaching an average high of 9°C (48.2°F).

What is the usual temperature for Clifden in December?

The high-temperature, in December, in Clifden, is 9°C (48.2°F), while the low-temperature averages to 4°C (39.2°F).

How many days does it rain in December in Clifden?

In Clifden, in December, it is raining for 24 days, with typically 124mm (4.88") of accumulated precipitation.

What is the water temperature in December in Clifden?

In Clifden, Ireland, in December, the average water temperature is 10.8°C (51.4°F). Swimming in 10.8°C (51.4°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the month with the shortest days in Clifden?

With an average of 7h and 36min of daylight, December has the shortest days of the year.

How many hours of daylight does Clifden have in December?

In Clifden, the average day length in December is 7h and 35min.

What time are sunrise and sunset in December in Clifden?

On the first day of December in Clifden, Ireland, sunrise is at 8:33 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 8:55 am and sunset at 4:30 pm GMT.

What is the month with the least sunshine in Clifden?

With an average of 1h of sunshine, December has the least sunshine of the year in Clifden.

How many hours of sunshine does Clifden have in December?

The average sunshine duration in December is 1h.

When is the lowest UV index in Clifden?

The months with the lowest UV index in Clifden, Ireland, are January and December, with an average maximum UV index of 0.

What is the UV index reading in December in Clifden?

In Clifden, Ireland, the average daily maximum UV index in December is 0. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to UV radiation.
Average low temperature
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in December
Clifden, Ireland

Average temperature in December - Clifden, Ireland
  • Average high temperature in December: 9°C

The warmest months (with the highest average high temperature) are July and August (18°C).
The months with the lowest average high temperature are January, February and December (9°C).

  • Average low temperature in December: 4°C

The months with the highest average low temperature are July and August (11°C).
The coldest months (with the lowest average low temperature) are January and February (3°C).

Average rainfall in December
Clifden, Ireland

Average rainfall in December - Clifden, Ireland
  • Average rainfall in December: 124mm

The wettest month (with the highest rainfall) is January (137mm).
The driest month (with the least rainfall) is April (66mm).

Average rainfall days in December
Clifden, Ireland

Average rainfall days in December - Clifden, Ireland
  • Average rainfall days in December: 24 days

The months with the highest number of rainy days are January, November and December (24 days).
The months with the least rainy days are April, June and July (17 days).

Average sea temperature in December
Clifden, Ireland

Average sea temperature in December - Clifden, Ireland
  • Average sea temperature in December: 10.8°C

The best month for swimming (with the highest average sea temperature) is August (15.3°C).
The coldest month (with the lowest average sea temperature) is March (9.3°C).

Average daylight in December /
Average sunshine in December
Clifden, Ireland

Average daylight in December / Average sunshine in December - Clifden, Ireland
  • Average daylight in December: 7h and 4min

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 December: 1h

The month with the most sunshine is May (Average sunshine: 6h).
The month with the least sunshine is December (Average sunshine: 1h).

Average UV index in December
Clifden, Ireland

Average UV index in December - Clifden, Ireland
  • Average UV index in December: 0

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 0).

Clifden, Ireland

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location