December weather forecast and climate
Falmouth, United Kingdom

What is the temperature in December in Falmouth?

The average high-temperature, in December, is 10°C (50°F), while the average low-temperature is 5°C (41°F).

How much does it rain in Falmouth in December?

In December, in Falmouth, the rain falls for 21 days. Throughout December, 131mm (5.2") of precipitation is accumulated.

What is the wettest month in Falmouth?

The wettest months are January and December, with an average 131mm (5.2") of rainfall.

What is the water temperature in December in Falmouth?

In Falmouth, United Kingdom, in December, the average water temperature 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.
Average temperature in December - Falmouth, United Kingdom
  • Average high temperature in December: 10°C

Warmest months (with the highest average high temperature) are July and August (19°C).
Months with the lowest average high temperature are January and February (9°C).

  • Average low temperature in December: 5°C

Months with the highest average low temperature are July and August (13°C).
Coldest months (with the lowest average low temperature) are January, February and March (4°C).

Average rainfall in December - Falmouth, United Kingdom
  • Average rainfall in December: 131mm

Wettest months (with the highest rainfall) are January and December (131mm).
Driest months (with the lowest rainfall) are June and July (60mm).

Average rainfall days in December - Falmouth, United Kingdom
  • Average rainfall days in December: 21 days

The month with the highest number of rainy days is January (22 days).
Months with the lowest number of rainy days are June and July (12 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 shortest days is December (Average daylight: 8.2h).

  • Average sunshine in December: 2h

Months with most sunshine are May, June and July (Average sunshine: 7h).
Months with least sunshine are January, November and December (Average sunshine: 2).

Average UV index in December - Falmouth, United Kingdom
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 1).

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