December weather forecast
Duval, Guernsey

Weather in December

December, the first month of the winter in Duval, is also a fresh month, with an average temperature varying between 11.1°C (52°F) and 9.2°C (48.6°F).

Temperature

In December, the average high-temperature is almost the same as in November - a cool 11.1°C (52°F). In December, in Duval, Guernsey, the average low-temperature is 9.2°C (48.6°F).

Humidity

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

Rainfall

In Duval, Guernsey, it is raining for 21.4 days, with typically 70mm (2.76") of accumulated precipitation. Throughout the year, there are 196.3 rainfall days, and 557mm (21.93") of precipitation is accumulated.

Snowfall

February through December are months without snowfall.

Daylight

With an average of 8h and 15min of daylight, December has the shortest days of the year in Duval.
On the first day of December in Duval, Guernsey, sunrise is at 07:43 and sunset at 16:13. On the last day of the month, sunrise is at 08:05 and sunset at 16:19 GMT.

Sunshine

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

UV index

The average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the least humid month in Duval?

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

What is the average humidity in December in Duval?

In Duval, the average relative humidity in December is 77%.

How much does it rain in Duval in December?

In Duval, in December, it is raining for 21.4 days, with typically 70mm (2.76") of accumulated precipitation.

When it does not snow in Duval?

February through December are months without snowfall.

Does it snow in Duval in December?

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

What is the month with the shortest days in Duval?

The month with the shortest days is December, with an average of 8h and 15min of daylight.

How many hours of daylight does Duval have in December?

In Duval, the average day length in December is 8h and 15min.

When are sunrise and sunset in December in Duval?

In December, on the first day of the month, sunrise is at 07:43 and sunset at 16:13. On the last day of the month, in Duval, Guernsey, sunrise is at 08:05 and sunset at 16:19 GMT.

What is the month with the least sunshine in Duval?

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

How many hours of sunshine does Duval have in December?

In December, the average sunshine duration is 3.9h.

What is the UV index intensity in December in Duval?

In Duval, Guernsey, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe 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
Duval, Guernsey

Average temperature in December - Duval, 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
Duval, Guernsey

Average pressure in December - Duval, 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
Duval, Guernsey

Average wind speed in December - Duval, 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
Duval, Guernsey

Average humidity in December - Duval, 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
Duval, Guernsey

Average rainfall in December - Duval, 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
Duval, Guernsey

Average rainfall days in December - Duval, 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
Duval, Guernsey

Average snowfall in December - Duval, 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
Duval, Guernsey

Average snowfall days in December - Duval, 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
Duval, Guernsey

Average daylight in December / Average sunshine in December - Duval, Guernsey
  • Average daylight in December: 8h and 15min

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 15min).

  • Average sunshine in December: 3h and 54min

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
Duval, Guernsey

Average sunshine days in December - Duval, 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
Duval, Guernsey

Average UV index in December - Duval, 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
Duval, Guernsey

Average cloud cover in December - Duval, 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
Duval, Guernsey

Average visibility in December - Duval, 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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