December weather forecastAnzio, Italy

December

Weather in December

The first month of the winter, December, is still a mild month in Anzio, Italy, with an average temperature fluctuating between 9.5°C (49.1°F) and 13.5°C (56.3°F).

Temperature

December is characterized by a mild reduction in the average high-temperature, from an enjoyable 17.2°C (63°F) in November to a moderate 13.5°C (56.3°F). Anzio in December experiences a minor decline in temperature, with an average low of 9.5°C (49.1°F) at night.

Humidity

The average relative humidity in December in Anzio is 72%.

Rainfall

In Anzio, Italy, during December, the rain falls for 13.5 days and regularly aggregates up to 59mm (2.32") of precipitation. In Anzio, during the entire year, the rain falls for 145.7 days and collects up to 681mm (26.81") of precipitation.

Sea temperature

In December, the average sea temperature is 16.3°C (61.3°F).
Note: For most, swimming in 16.3°C (61.3°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year.
On the first day of December in Anzio, Italy, sunrise is at 07:16 and sunset at 16:40. On the last day of the month, sunrise is at 07:35 and sunset at 16:49 CET.

Sunshine

In Anzio, Italy, the average sunshine in December is 6.1h.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In December, the UV index of 3 transforms into the following advice:
Undertake precautions - It is suggested to shield oneself from sunburn. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.

Frequently asked questions

December temperatures in Anzio vary between a high-temperature of 13.5°C (56.3°F) and a low-temperature of 9.5°C (49.1°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in August is appraised at 32°C (89.6°F).

In Anzio, the average relative humidity in December is 72%.

In Anzio, in December, during 13.5 rainfall days, 59mm (2.32") of precipitation is typically accumulated.

In December, the average sea temperature is 16.3°C (61.3°F). Swimming in 16.3°C (61.3°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

With an average of 9h and 12min of daylight, December has the shortest days of the year in Anzio.

The average day length in December in Anzio, Italy, is 9h and 14min.

On the first day of December, sunrise is at 07:16 and sunset at 16:40. On the last day of the month, sunrise is at 07:35 and sunset at 16:49 CET.

In December, the average sunshine duration in Anzio is 6.1h.

January and December, with an average maximum UV index of 3, are months with the lowest UV index in Anzio.

In December, the average daily maximum UV index in Anzio is 3. A UV Index value of 3 to 5 symbolizes a medium 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 sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Anzio, Italy

  • Average high temperature in December: 13.5°C

The warmest month (with the highest average high temperature) is August (28.9°C).
The month with the lowest average high temperature is January (12.3°C).

  • Average low temperature in December: 9.5°C

The month with the highest average low temperature is August (22.5°C).
The coldest month (with the lowest average low temperature) is February (8.1°C).

Average pressure in December
Anzio, Italy

  • Average pressure in December: 1018.5mbar

The month with the highest atmospheric pressure is December (1018.5mbar).
The month with the lowest atmospheric pressure is April (1014.1mbar).

Average wind speed in December
Anzio, Italy

  • Average wind speed in December: 14.6km/h

The windiest month (with the highest average wind speed) is February (15.6km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).

Average humidity in December
Anzio, Italy

  • Average humidity in December: 72%

The months with the highest relative humidity are January, March, April and November (74%).
The month with the lowest relative humidity is August (65%).

Average rainfall in December
Anzio, Italy

  • Average rainfall in December: 59mm

The wettest month (with the highest rainfall) is November (142mm).
The driest month (with the least rainfall) is August (14mm).

Average rainfall days in December
Anzio, Italy

  • Average rainfall days in December: 13.5 days

The month with the highest number of rainy days is November (16.6 days).
The month with the least rainy days is August (5.1 days).

Average sea temperature in December
Anzio, Italy

  • Average sea temperature in December: 16.3°C

The best month for swimming (with the highest average sea temperature) is August (25.1°C).
The coldest month (with the lowest average sea temperature) is February (14.1°C).

Average daylight in December /
Average sunshine in December
Anzio, Italy

  • Average daylight in December: 9h and 12min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 6h and 6min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).

Average sunshine days in December
Anzio, Italy

  • Average sunshine days in December: 15.4 days

The month with the most sunshine days is August (23.8 days).
The month with the least sunshine days is November (11.6 days).

Average UV index in December
Anzio, Italy

  • Average UV index in December: 3

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

Average cloud cover in December
Anzio, Italy

  • Average cloud cover in December: 33

The month with the most cloud cover is January (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 9).

Average visibility in December
Anzio, Italy

  • Average visibility in December: 10km

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