December weather forecast
Mevagissey, United Kingdom

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Weather in December

December, the first month of the winter in Mevagissey, is also a fresh month, with an average temperature varying between 10.5°C (50.9°F) and 8.3°C (46.9°F).

Temperature

Mevagissey marks the start of December with an average high-temperature of a still cool 10.5°C (50.9°F), hinting at a slight fluctuation from November's 11.8°C (53.2°F). Mevagissey's nocturnal readings in December exhibit minimal variation from the daytime temperatures, averaging at a chilly 8.3°C (46.9°F).

Humidity

February, November and December, with an average relative humidity of 80%, are the least humid months.

Rainfall

In Mevagissey, in December, during 21.1 rainfall days, 76mm (2.99") of precipitation is typically accumulated. In Mevagissey, during the entire year, the rain falls for 204.6 days and collects up to 648mm (25.51") of precipitation.

Snowfall

March through December are months without snowfall in Mevagissey.

Sea temperature

In Mevagissey, United Kingdom, the average seawater temperature in December is 11.9°C (53.4°F).
Note: Dipping into 11.9°C (53.4°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Swimming momentarily at 13°C (55.4°F) can be jarring.

Daylight

The month with the shortest days is December, with an average of 8h and 6min of daylight.
On the first day of the month, sunrise is at 7:57 am and sunset at 4:19 pm. On the last day of December, sunrise is at 8:18 am and sunset at 4:25 pm GMT.

Sunshine

In December, the average sunshine in Mevagissey is 4h.

UV index

In December, the average daily maximum UV index in Mevagissey is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high UV index of 3 in December translates into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
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Frequently asked questions

What is the temperature in December in Mevagissey?

The average high-temperature, in December, in Mevagissey, is 10.5°C (50.9°F), while the average low-temperature is 8.3°C (46.9°F).

What are the least humid months in Mevagissey?

The months with the lowest humidity in Mevagissey, United Kingdom, are February, November and December, with an average relative humidity of 80%.

What is the average humidity in December in Mevagissey?

In December, the average relative humidity in Mevagissey, United Kingdom, is 80%.

How many days does it rain in December in Mevagissey?

In Mevagissey, during December, the rain falls for 21.1 days and regularly aggregates up to 76mm (2.99") of precipitation.

When it does not snow in Mevagissey?

March through December are months without snowfall.

Does it snow in Mevagissey in December?

In Mevagissey, United Kingdom, in December, it doesn't snow. In January, it regularly snows.

What is the sea water temperature in December in Mevagissey?

In Mevagissey, the average seawater temperature in December is 11.9°C (53.4°F). Swimming in 11.9°C (53.4°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

What is the month with the shortest days in Mevagissey?

With an average of 8h and 6min of daylight, December has the shortest days of the year in Mevagissey, United Kingdom.

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

The average day length in December is 8h and 7min.

What time are sunrise and sunset in December in Mevagissey?

In December, on the first day of the month, sunrise is at 7:57 am and sunset at 4:19 pm. On the last day of the month, in Mevagissey, sunrise is at 8:18 am and sunset at 4:25 pm GMT.

How many hours of sunshine does Mevagissey have in December?

In Mevagissey, United Kingdom, the average sunshine duration in December is 4h.

What is the UV index intensity in December in Mevagissey?

In Mevagissey, United Kingdom, the average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a medium health risk 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
Mevagissey, United Kingdom

Average temperature in December - Mevagissey, United Kingdom
  • Average high temperature in December: 10.5°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 (8.8°C).

  • Average low temperature in December: 8.3°C

The month with the highest average low temperature is August (14.9°C).
The coldest month (with the lowest average low temperature) is February (6.7°C).

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Average pressure in December
Mevagissey, United Kingdom

Average pressure in December - Mevagissey, United Kingdom
  • Average pressure in December: 1015mbar

The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1010.4mbar).

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Average wind speed in December
Mevagissey, United Kingdom

Average wind speed in December - Mevagissey, United Kingdom
  • Average wind speed in December: 30.4km/h

The windiest month (with the highest average wind speed) is December (30.4km/h).
The calmest month (with the lowest average wind speed) is July (19.2km/h).

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Average humidity in December
Mevagissey, United Kingdom

Average humidity in December - Mevagissey, United Kingdom
  • Average humidity in December: 80%

The month with the highest relative humidity is June (85%).
The months with the lowest relative humidity are February, November and December (80%).

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Average rainfall in December
Mevagissey, United Kingdom

Average rainfall in December - Mevagissey, United Kingdom
  • Average rainfall in December: 76mm

The wettest month (with the highest rainfall) is November (90mm).
The driest month (with the least rainfall) is May (30mm).

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Average rainfall days in December
Mevagissey, United Kingdom

Average rainfall days in December - Mevagissey, United Kingdom
  • Average rainfall days in December: 21.1 days

The month with the highest number of rainy days is November (21.2 days).
The month with the least rainy days is May (13.3 days).

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Average snowfall in December
Mevagissey, United Kingdom

Average snowfall in December - Mevagissey, United Kingdom
  • Average snowfall in December: 0mm

The month with the highest snowfall is February (5mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

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Average snowfall days in December
Mevagissey, United Kingdom

Average snowfall days in December - Mevagissey, United Kingdom
  • Average snowfall days in December: 0.3 days

The month with the highest number of snowfall days is February (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average sea temperature in December
Mevagissey, United Kingdom

Average sea temperature in December - Mevagissey, United Kingdom
  • Average sea temperature in December: 11.9°C

The best month for swimming (with the highest average sea temperature) is August (17°C).
The coldest month (with the lowest average sea temperature) is March (9.8°C).

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

Average daylight in December / Average sunshine in December - Mevagissey, United Kingdom
  • Average daylight in December: 8h and 1min

The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).

  • Average sunshine in December: 4h and 0min

The month with the most sunshine is July (Average sunshine: 8h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in December
Mevagissey, United Kingdom

Average sunshine days in December - Mevagissey, United Kingdom
  • Average sunshine days in December: 6.1 days

The month with the most sunshine days is May (14.1 days).
The month with the least sunshine days is November (5.3 days).

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Average UV index in December
Mevagissey, United Kingdom

Average UV index in December - Mevagissey, United Kingdom
  • Average UV index in December: 3

The month with the highest UV index is August (UV index 5).
The month with the lowest UV index is January (UV index 2).

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Average cloud cover in December
Mevagissey, United Kingdom

Average cloud cover in December - Mevagissey, United Kingdom
  • Average cloud cover in December: 62

The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 43).

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Average visibility in December
Mevagissey, United Kingdom

Average visibility in December - Mevagissey, United Kingdom
  • Average visibility in December: 10km

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).

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Mevagissey, United Kingdom

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