December weather forecastRyde, United Kingdom

December

Weather in December

The first month of the winter, December, is also a frosty month in Ryde, United Kingdom, with temperature in the range of an average low of 6.4°C (43.5°F) and an average high of 9.3°C (48.7°F).

Temperature

December's presence marks an average high-temperature of a frosty 9.3°C (48.7°F), subtly varied from November's 11.1°C (52°F). Ryde's nighttime temperatures in December reveal a minimal variation from the daytime highs, averaging at a still chilly 6.4°C (43.5°F).

Humidity

January and December, with an average relative humidity of 84%, are the most humid months.

Rainfall

In Ryde, United Kingdom, in December, it is raining for 15.2 days, with typically 60mm (2.36") of accumulated precipitation. Throughout the year, in Ryde, there are 173.5 rainfall days, and 486mm (19.13") of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall in Ryde, United Kingdom. December is the month with the most snowfall. Snow falls for 0.8 days and accumulates 7mm (0.28") of snow.

Sea temperature

In December, the average sea temperature in Ryde is 11.8°C (53.2°F).
Note: It is risky to swim in 11.8°C (53.2°F). Temperatures beneath 10°C (50°F) induce rapid cold shock and hyperventilation.

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 7:45 am and sunset at 4:02 pm. On the last day of December, sunrise is at 8:06 am and sunset at 4:09 pm GMT.

Sunshine

In December, the average sunshine is 4.4h.

UV index

In December, the average daily maximum UV index in Ryde is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 3 in December translates into these instructions:
Guard yourself - Avoiding sunburn is suggested. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. 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. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.

Frequently asked questions

Ryde in December has an average high-temperature of 9.3°C (48.7°F) and an average low-temperature of 6.4°C (43.5°F).

The months with the highest humidity in Ryde, United Kingdom, are January and December, with an average relative humidity of 84%.

The average relative humidity in December in Ryde is 84%.

In Ryde, United Kingdom, during December, the rain falls for 15.2 days and regularly aggregates up to 60mm (2.36") of precipitation.

The month with the most snowfall in Ryde is December, when snow falls for 0.8 days and typically aggregates up to 7mm (0.28") of snow.

In Ryde, United Kingdom, during December, snow falls for 0.8 days and regularly aggregates up to 7mm (0.28") of snow.

In December, the average sea temperature in Ryde is 11.8°C (53.2°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

December has the shortest days of the year, with an average of 8h and 6min of daylight.

In December, the average day length in Ryde, United Kingdom, is 8h and 3min.

In December, on the first day of the month, sunrise is at 7:45 am and sunset at 4:02 pm. On the last day of the month, sunrise is at 8:06 am and sunset at 4:09 pm GMT.

The average sunshine duration in December in Ryde, United Kingdom, is 4.4h.

The average daily maximum UV index in December in Ryde, United Kingdom, is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
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 sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Ryde, United Kingdom

  • Average high temperature in December: 9.3°C

The warmest month (with the highest average high temperature) is August (19.3°C).
The month with the lowest average high temperature is February (7.8°C).

  • Average low temperature in December: 6.4°C

The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is February (4.6°C).

Average pressure in December
Ryde, United Kingdom

  • Average pressure in December: 1015.2mbar

The month with the highest atmospheric pressure is September (1017.2mbar).
The month with the lowest atmospheric pressure is November (1010.8mbar).

Average wind speed in December
Ryde, United Kingdom

  • Average wind speed in December: 25.2km/h

The windiest month (with the highest average wind speed) is December (25.2km/h).
The calmest month (with the lowest average wind speed) is July (17km/h).

Average humidity in December
Ryde, United Kingdom

  • Average humidity in December: 84%

The months with the highest relative humidity are January and December (84%).
The month with the lowest relative humidity is September (79%).

Average rainfall in December
Ryde, United Kingdom

  • Average rainfall in December: 60mm

The wettest month (with the highest rainfall) is November (63mm).
The driest month (with the least rainfall) is April (24mm).

Average rainfall days in December
Ryde, United Kingdom

  • Average rainfall days in December: 15.2 days

The month with the highest number of rainy days is November (17.8 days).
The month with the least rainy days is September (11.9 days).

Average snowfall in December
Ryde, United Kingdom

  • Average snowfall in December: 7mm

The month with the highest snowfall is December (7mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Ryde, United Kingdom

  • Average snowfall days in December: 0.8 days

The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in December
Ryde, United Kingdom

  • Average sea temperature in December: 11.8°C

The best month for swimming (with the highest average sea temperature) is September (17.3°C).
The coldest month (with the lowest average sea temperature) is March (8.6°C).

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

  • Average daylight in December: 8h and 6min

The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).

  • Average sunshine in December: 4h and 24min

The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

Average sunshine days in December
Ryde, United Kingdom

  • Average sunshine days in December: 11.3 days

The month with the most sunshine days is September (15.9 days).
The month with the least sunshine days is November (10 days).

Average UV index in December
Ryde, United Kingdom

  • Average UV index in December: 3

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).

Average cloud cover in December
Ryde, United Kingdom

  • Average cloud cover in December: 56

The month with the most cloud cover is November (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 40).

Average visibility in December
Ryde, 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).