Falmouth
United Kingdom
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Falmouth, United Kingdom

December, the first month of the winter, in Falmouth, is also a fresh month, with average temperature fluctuating between 10.7°C (51.3°F) and 8.7°C (47.7°F).

Temperature

In Falmouth, the average high-temperature in December is almost the same as in November - a still fresh 10.7°C (51.3°F). The average low-temperature, in Falmouth, is 8.7°C (47.7°F).

Humidity

In Falmouth, the average relative humidity in December is 80%.

Rainfall

In Falmouth, it is raining for 15.5 days, with typically 37mm (1.46") of accumulated precipitation. In Falmouth, during the entire year, the rain falls for 159.4 days and collects up to 367mm (14.45") of precipitation.

Snowfall

Months with snowfall in Falmouth, United Kingdom, are February and December. Months with the most snowfall are February and December, with an average 1mm (0.04") of accumulated snow.

Sea temperature

In Falmouth, United Kingdom, the average seawater temperature is 11.8°C (53.2°F).
Note: Swimming in 11.8°C (53.2°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

December has the shortest days of the year in Falmouth, with an average of 8.2h of daylight.

Sunshine

In December, the average sunshine is 4.1h.

UV index

In December, the average daily maximum UV index in Falmouth, United Kingdom, is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to the UV radiation for the ordinary person.
Note: In December, the average maximum UV index of 3 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in December in Falmouth?

In December, in Falmouth, United Kingdom, the average high-temperature is 10.7°C (51.3°F), and the average low-temperature is 8.7°C (47.7°F).

What is the average humidity in December in Falmouth?

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

How much does it rain in Falmouth in December?

In Falmouth, United Kingdom, in December, during 15.5 rainfall days, 37mm (1.46") of precipitation is typically accumulated.

When does it start snowing in Falmouth?

December is the first month it typically snows in Falmouth. Throughout December, in the average 0.5 snowfall days, it receives 1mm (0.04") of snow.

When does it snow the most in Falmouth?

Months with the most snowfall in Falmouth are February and December, with an average 1mm (0.04") of accumulated snow.

What is the water temperature in December in Falmouth?

In Falmouth, the average seawater temperature in December is 11.8°C (53.2°F). Swimming in 11.8°C (53.2°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 Falmouth?

The month with the shortest days in Falmouth, United Kingdom, is December, with an average of 8.2h of daylight.

How many hours of daylight does Falmouth have in December?

In December, the average length of the day in Falmouth is 8.2h.

How long on average sun shines in December in Falmouth?

The average sunshine in December in Falmouth is 4.1h.

What is the UV index reading in December in Falmouth?

The average daily maximum UV index in December in Falmouth, United Kingdom, is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV rays.
Average temperature in December - Falmouth, United Kingdom
  • Average high temperature in December: 10.7°C

The warmest month (with the highest average high temperature) is August (17.6°C).
The month with the lowest average high temperature is February (9.3°C).

  • Average low temperature in December: 8.7°C

The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is February (6.9°C).

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

Months with the highest relative humidity are June and July (84%).
The month with the lowest relative humidity is February (79%).

Average rainfall in December - Falmouth, United Kingdom
  • Average rainfall in December: 37mm

The wettest month (with the highest rainfall) is November (55mm).
The driest month (with the least rainfall) is July (18mm).

Average rainfall days in December - Falmouth, United Kingdom
  • Average rainfall days in December: 15.5 days

The month with the highest number of rainy days is November (17.1 days).
The month with the least rainy days is September (9.9 days).

Average snowfall in December - Falmouth, United Kingdom
  • Average snowfall in December: 1mm

Months with the highest snowfall are February and December (1mm).
Months with the least snowfall are January, March, April, May, June, July, August, September, October and November (0mm).

Average snowfall days in December - Falmouth, United Kingdom
  • Average snowfall days in December: 0.5 days

Months with the highest number of snowfall days are February and December (0.5 days).
Months with the least snowfall days are May, June, July, August, September, October and November (0 days).

Average sea temperature in December - Falmouth, United Kingdom
  • Average sea temperature in December: 11.8°C

The best month for swimming (with the highest average sea temperature) is August (17.1°C).
The coldest month (with the lowest average sea temperature) is March (9.7°C).

Average daylight in December / Average sunshine in December - Falmouth, United Kingdom
  • Average daylight in December: 8.2h

The month with the longest days is June (Average daylight: 16.3h).
The month with the shortest days is December (Average daylight: 8.2h).

  • Average sunshine in December: 4.1h

Months with the most sunshine are April and July (Average sunshine: 8.5h).
Months with the least sunshine are January and November (Average sunshine: 4).

Average UV index in December - Falmouth, 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).