December weather forecast
Carmel, Guernsey

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Weather in December

Carmel, Guernsey wraps up the year with the onset of winter. Akin to the winter trend, the temperature decreases, bringing colder and shorter days. December, shall become the windiest month, with average speeds reaching up to 36km/h (22.4mph), with gusts hitting 49.8km/h (30.9mph). Daylight hours reach their shortest length, with only 8.3 hours in a day. Despite the lower temperatures and strong winds, snowfall remains absent, keeping the weather less severe than might be expected.

Temperature

December's arrival in Carmel brings an average high-temperature of a fresh 11.1°C (52°F), demonstrating subtle variation from the preceding month. Carmel, during the nights of December, averages a temperature close to its daytime high, at a chilly 9.2°C (48.6°F).

Humidity

November and December, with an average relative humidity of 77%, are the least humid months.

Rainfall

In Carmel, in December, it is raining for 21.4 days, with typically 70mm (2.76") of accumulated precipitation. In Carmel, during the entire year, the rain falls for 196.3 days and collects up to 557mm (21.93") of precipitation.

Snowfall

February through December are months without snowfall.

Daylight

With an average of 8h and 12min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 07:45 and sunset at 16:13. On the last day of December, in Carmel, Guernsey, sunrise is at 08:06 and sunset at 16:20 GMT.

Sunshine

The months with the least sunshine in Carmel are January, November and December, with an average of 3.9h of sunshine.

UV index

The average daily maximum UV index in December in Carmel is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 3 in December transforms into the following instructions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

What are the temperatures in Carmel in December?

The high-temperature, in December, in Carmel, records 11.1°C (52°F), while the low-temperature is 9.2°C (48.6°F).

What is the least humid month in Carmel?

November and December, with an average relative humidity of 77%, are the least humid months.

What is the average humidity in December in Carmel?

The average relative humidity in December in Carmel is 77%.

How many days does it rain in December in Carmel?

In December, in Carmel, the rain falls for 21.4 days. Throughout December, 70mm (2.76") of precipitation is accumulated.

When it does not snow in Carmel?

February through December are months without snowfall in Carmel.

Does it snow in Carmel in December?

In Carmel, Guernsey, in December, it doesn't snow. In January, it regularly snows.

What is the month with the shortest days in Carmel?

The month with the shortest days is December, with an average of 8h and 12min of daylight.

What is the average length of the day in December in Carmel?

The average day length in December in Carmel is 8h and 15min.

When is the sunrise / sunset in December in Carmel?

In December, on the first day of the month, sunrise is at 07:45 and sunset at 16:13. On the last day of the month, in Carmel, sunrise is at 08:06 and sunset at 16:20 GMT.

What is the month with the least sunshine in Carmel?

January, November and December, with an average of 3.9h of sunshine, are months with the least sunshine in Carmel, Guernsey.

How long on average sun shines in December in Carmel?

In December, the average sunshine duration in Carmel is 3.9h.

What is the UV index intensity in December in Carmel?

In Carmel, the average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in December
Carmel, Guernsey

Average temperature in December - Carmel, Guernsey
  • Average high temperature in December: 11.1°C

The warmest month (with the highest average high temperature) is August (17.8°C).
The month with the lowest average high temperature is February (9.2°C).

  • Average low temperature in December: 9.2°C

The month with the highest average low temperature is August (15.8°C).
The coldest month (with the lowest average low temperature) is February (7°C).

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Average pressure in December
Carmel, Guernsey

Average pressure in December - Carmel, Guernsey
  • Average pressure in December: 1016.5mbar

The month with the highest atmospheric pressure is September (1017.9mbar).
The month with the lowest atmospheric pressure is November (1011.5mbar).

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Average wind speed in December
Carmel, Guernsey

Average wind speed in December - Carmel, Guernsey
  • Average wind speed in December: 36km/h

The windiest month (with the highest average wind speed) is December (36km/h).
The calmest month (with the lowest average wind speed) is July (21.9km/h).

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Average humidity in December
Carmel, Guernsey

Average humidity in December - Carmel, Guernsey
  • Average humidity in December: 77%

The months with the highest relative humidity are June and July (84%).
The months with the lowest relative humidity are November and December (77%).

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Average rainfall in December
Carmel, Guernsey

Average rainfall in December - Carmel, Guernsey
  • Average rainfall in December: 70mm

The wettest month (with the highest rainfall) is November (87mm).
The driest month (with the least rainfall) is July (26mm).

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Average rainfall days in December
Carmel, Guernsey

Average rainfall days in December - Carmel, Guernsey
  • Average rainfall days in December: 21.4 days

The month with the highest number of rainy days is November (22.8 days).
The month with the least rainy days is June (11.5 days).

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Average snowfall in December
Carmel, Guernsey

Average snowfall in December - Carmel, Guernsey
  • Average snowfall in December: 0mm

The month with the highest snowfall is January (2mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).

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Average snowfall days in December
Carmel, Guernsey

Average snowfall days in December - Carmel, Guernsey
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

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Average daylight in December /
Average sunshine in December
Carmel, Guernsey

Average daylight in December / Average sunshine in December - Carmel, Guernsey
  • Average daylight in December: 8h and 1min

The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).

  • Average sunshine in December: 3h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January, November and December (Average sunshine: 3h and 54min).

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Average sunshine days in December
Carmel, Guernsey

Average sunshine days in December - Carmel, Guernsey
  • Average sunshine days in December: 5.3 days

The month with the most sunshine days is May (16.3 days).
The month with the least sunshine days is November (4 days).

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Average UV index in December
Carmel, Guernsey

Average UV index in December - Carmel, Guernsey
  • Average UV index in December: 3

The months with the highest UV index are July, August and September (UV index 5).
The month with the lowest UV index is February (UV index 2).

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Average cloud cover in December
Carmel, Guernsey

Average cloud cover in December - Carmel, Guernsey
  • Average cloud cover in December: 63

The months with the most cloud cover are November and December (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 37).

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Average visibility in December
Carmel, Guernsey

Average visibility in December - Carmel, Guernsey
  • Average visibility in December: 10km

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

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Carmel, Guernsey

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