December weather forecast
Grinton, United Kingdom

December

Weather in December

The first month of the winter, December, is also an icy month in Grinton, United Kingdom, with an average temperature varying between 5.5°C (41.9°F) and 1.7°C (35.1°F).

Temperature

Grinton's weather in December displays an average high-temperature of an icy 5.5°C (41.9°F), showing minor disparity from November's 8.1°C (46.6°F). In Grinton, the average low-temperature during December nights tends to settle at a still wintry 1.7°C (35.1°F), indicating a slight drop from the daytime peak.

Humidity

November and December, with an average relative humidity of 90%, are the most humid months in Grinton.

Rainfall

In Grinton, in December, it is raining for 13.8 days, with typically 27mm (1.06") of accumulated precipitation. In Grinton, during the entire year, the rain falls for 175.4 days and collects up to 385mm (15.16") of precipitation.

Snowfall

January through April, November and December are months with snowfall in Grinton. In December, in Grinton, United Kingdom, it is snowing for 1.9 days. Throughout December, 12mm (0.47") of snow is accumulated. In Grinton, United Kingdom, during the entire year, snow falls for 14.1 days and aggregates up to 84mm (3.31") of snow.

Daylight

December has the shortest days of the year in Grinton, with an average of 7h and 24min of daylight.
On the first day of the month, sunrise is at 8:06 am and sunset at 3:47 pm. On the last day of December, in Grinton, sunrise is at 8:28 am and sunset at 3:53 pm GMT.

Sunshine

In Grinton, the average sunshine in December is 4.5h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, an average UV index of 2 transforms into the following instructions:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.

Frequently asked questions

How cold is December in Grinton?
December temperatures in Grinton vary between a high-temperature of 5.5°C (41.9°F) and a low-temperature of 1.7°C (35.1°F).
What is the most humid month in Grinton?
The months with the highest humidity in Grinton are November and December, with an average relative humidity of 90%.
What is the average humidity in December in Grinton?
In December, the average relative humidity in Grinton is 90%.
How many days does it rain in December in Grinton?
In Grinton, United Kingdom, during December, the rain falls for 13.8 days and regularly aggregates up to 27mm (1.06") of precipitation.
How many days does it snow in December in Grinton?
In Grinton, United Kingdom, in December, snow falls for 1.9 days, with typically accumulated 12mm (0.47") of snow.
What is the month with the shortest days in Grinton?
The month with the shortest days in Grinton is December, with an average of 7h and 24min of daylight.
What is the average length of the day in December in Grinton?
The average day length in December is 7h and 25min.
When is the sunrise / sunset in December in Grinton?
In December, on the first day of the month, sunrise is at 8:06 am and sunset at 3:47 pm. On the last day of the month, sunrise is at 8:28 am and sunset at 3:53 pm GMT.
How many hours of sunshine does Grinton have in December?
In Grinton, the average sunshine duration in December is 4.5h.
What is the month with the lowest UV index in Grinton?
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
How high is the UV index in December in Grinton?
The average daily maximum UV index in December in Grinton is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Grinton, United Kingdom
Average temperature in December
Grinton, United Kingdom
  • Average high temperature in December: 5.5°C

The warmest month (with the highest average high temperature) is July (18.4°C).
The month with the lowest average high temperature is January (4.8°C).

  • Average low temperature in December: 1.7°C

The month with the highest average low temperature is August (10.6°C).
The coldest month (with the lowest average low temperature) is January (0.8°C).

Average pressure in December - Grinton, United Kingdom
Average pressure in December
Grinton, United Kingdom
  • Average pressure in December: 1010.4mbar

The month with the highest atmospheric pressure is May (1016.1mbar).
The month with the lowest atmospheric pressure is November (1008.3mbar).

Average wind speed in December - Grinton, United Kingdom
Average wind speed in December
Grinton, United Kingdom
  • Average wind speed in December: 18.5km/h

The windiest month (with the highest average wind speed) is February (19km/h).
The calmest month (with the lowest average wind speed) is June (12.9km/h).

Average humidity in December - Grinton, United Kingdom
Average humidity in December
Grinton, United Kingdom
  • Average humidity in December: 90%

The months with the highest relative humidity are November and December (90%).
The months with the lowest relative humidity are April and May (82%).

Average rainfall in December - Grinton, United Kingdom
Average rainfall in December
Grinton, United Kingdom
  • Average rainfall in December: 27mm

The wettest month (with the highest rainfall) is June (46mm).
The driest month (with the least rainfall) is April (16mm).

Average rainfall days in December - Grinton, United Kingdom
Average rainfall days in December
Grinton, United Kingdom
  • Average rainfall days in December: 13.8 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (10.2 days).

Average snowfall in December - Grinton, United Kingdom
Average snowfall in December
Grinton, United Kingdom
  • Average snowfall in December: 12mm

The month with the highest snowfall is January (31mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in December - Grinton, United Kingdom
Average snowfall days in December
Grinton, United Kingdom
  • Average snowfall days in December: 1.9 days

The months with the highest number of snowfall days are January and February (3.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in December / Average sunshine in December - Grinton, United Kingdom
Average daylight in December /
Average sunshine in December
Grinton, United Kingdom
  • Average daylight in December: 7h and 2min

The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 24min).

  • Average sunshine in December: 4h and 3min

The months with the most sunshine are April, July and August (Average sunshine: 7h and 6min).
The month with the least sunshine is November (Average sunshine: 4h and 0min).

Average sunshine days in December - Grinton, United Kingdom
Average sunshine days in December
Grinton, United Kingdom
  • Average sunshine days in December: 13 days

The month with the most sunshine days is December (13 days).
The month with the least sunshine days is July (8.1 days).

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

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

Average cloud cover in December - Grinton, United Kingdom
Average cloud cover in December
Grinton, United Kingdom
  • Average cloud cover in December: 56

The month with the most cloud cover is November (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 52).

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

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

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