December weather forecast and climate
Irvine, United Kingdom

Weather in December

December, the first month of the winter, in Irvine, is still a chilly month, with average temperature fluctuating between 6.1°C (43°F) and 2.7°C (36.9°F).

Temperature

In Irvine, the average high-temperature is practically the same as in November - a still chilly 6.1°C (43°F). In December, in Irvine, the average low-temperature is 2.7°C (36.9°F).

Humidity

January, August through December, with an average relative humidity of 88%, are most humid months.

Rainfall

In Irvine, United Kingdom,, it is raining for 22 days, with typically 85mm (3.35") of accumulated precipitation. In Irvine, during the entire year, the rain falls for 233.5 days and collects up to 779mm (30.67") of precipitation.

Snowfall

Months with snowfall in Irvine are January through April and December. December is the first month it typically snows in Irvine. Throughout December, in the average 2.5 snowfall days, it receives 19mm (0.75") of snow. Throughout the year, in Irvine, there are 13.1 snowfall days, and 129mm (5.08") of snow is accumulated.

Daylight

December has the shortest days of the year in Irvine, with an average of 7.2h of daylight.

Sunshine

In December, the average sunshine is 3.7h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Irvine. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to the UV radiation for the average person.
Note: The daily maximum UV index of 2 interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What are the most humid months in Irvine?

Months with the highest humidity are January, August through December, with an average relative humidity of 88%.

What is the average humidity in December in Irvine?

In Irvine, the average relative humidity in December is 88%.

How many days does it rain in December in Irvine?

In December, the rain falls for 22 days. Throughout December, 85mm (3.35") of precipitation is accumulated.

When does it start snowing in Irvine?

December is the first month it typically snows in Irvine, United Kingdom. Throughout December, in the average 2.5 snowfall days, it receives 19mm (0.75") of snow.

What is the month with the shortest days in Irvine?

With an average of 7.2h of daylight, December has the shortest days of the year in Irvine.

How many hours of daylight does Irvine have in December?

In December, the average length of the day is 7.2h.

How long on average sun shines in December in Irvine?

The average sunshine in December is 3.7h.

What are the months with the lowest UV index in Irvine?

Months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.

What is the UV index reading in December in Irvine?

In Irvine, United Kingdom, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV rays.

Average temperature in December
Irvine, United Kingdom

Average temperature in December - Irvine, United Kingdom
  • Average high temperature in December: 6.1°C

The warmest month (with the highest average high temperature) is July (16.6°C).
The month with the lowest average high temperature is January (5.4°C).

  • Average low temperature in December: 2.7°C

The month with the highest average low temperature is July (10.4°C).
The coldest month (with the lowest average low temperature) is February (2°C).

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Average pressure in December
Irvine, United Kingdom

Average pressure in December - Irvine, United Kingdom
  • Average pressure in December: 1008.3mbar

The month with the highest atmospheric pressure is May (1015.4mbar).
The month with the lowest atmospheric pressure is November (1006.9mbar).

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Average wind speed in December
Irvine, United Kingdom

Average wind speed in December - Irvine, United Kingdom
  • Average wind speed in December: 21.6km/h

The windiest month (with the highest average wind speed) is January (21.9km/h).
The calmest months (with the lowest average wind speed) are June and July (13.7km/h).

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Average humidity in December
Irvine, United Kingdom

Average humidity in December - Irvine, United Kingdom
  • Average humidity in December: 88%

Months with the highest relative humidity are January, August, September, October, November and December (88%).
Months with the lowest relative humidity are April and May (83%).

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Average rainfall in December
Irvine, United Kingdom

Average rainfall in December - Irvine, United Kingdom
  • Average rainfall in December: 85mm

The wettest month (with the highest rainfall) is August (87mm).
The driest month (with the least rainfall) is April (34mm).

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Average rainfall days in December
Irvine, United Kingdom

Average rainfall days in December - Irvine, United Kingdom
  • Average rainfall days in December: 22 days

The month with the highest number of rainy days is August (22.9 days).
The month with the least rainy days is April (16.6 days).

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Average snowfall in December
Irvine, United Kingdom

Average snowfall in December - Irvine, United Kingdom
  • Average snowfall in December: 19mm

The month with the highest snowfall is February (61mm).
Months with the least snowfall are May, June, July, August, September, October and November (0mm).

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Average snowfall days in December
Irvine, United Kingdom

Average snowfall days in December - Irvine, United Kingdom
  • Average snowfall days in December: 2.5 days

The month with the highest number of snowfall days is February (4.2 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Irvine, United Kingdom

Average daylight in December / Average sunshine in December - Irvine, United Kingdom
  • Average daylight in December: 7.2h

The month with the longest days is June (Average daylight: 17.4h).
The month with the shortest days is December (Average daylight: 7.2h).

  • Average sunshine in December: 3.7h

The month with the most sunshine is June (Average sunshine: 7.4h).
The month with the least sunshine is January (Average sunshine: 3.5h).

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Average sunshine days in December
Irvine, United Kingdom

Average sunshine days in December - Irvine, United Kingdom
  • Average sunshine days in December: 6.5 days

The month with the most sunshine days is April (10.9 days).
The month with the least sunshine days is August (5.8 days).

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Average UV index in December
Irvine, United Kingdom

Average UV index in December - Irvine, United Kingdom
  • Average UV index in December: 2

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

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Average cloud cover in December
Irvine, United Kingdom

Average cloud cover in December - Irvine, United Kingdom
  • Average cloud cover in December: 65

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is April (Cloud cover 54).

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Average visibility in December
Irvine, United Kingdom

Average visibility in December - Irvine, United Kingdom
  • Average visibility in December: 9km

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

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