December weather forecast
Riva Ligure, Italy

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Weather in December

The first month of the winter, December, is still a cool month in Riva Ligure, Italy, with an average temperature fluctuating between 10.1°C (50.2°F) and 6.3°C (43.3°F).

Temperature

Riva Ligure's weather in December involves a mild decrease in the average high-temperature, moving down slightly from November's mild 13.1°C (55.6°F) to a cool 10.1°C (50.2°F). A mean low-temperature of 6.3°C (43.3°F) is anticipated during the month of December, a slight step down from the daytime high.

Humidity

The months with the lowest humidity are January and December, with an average relative humidity of 71%.

Rainfall

In Riva Ligure, in December, during 7.7 rainfall days, 49mm (1.93") of precipitation is typically accumulated. In Riva Ligure, during the entire year, the rain falls for 158.8 days and collects up to 729mm (28.7") of precipitation.

Snowfall

January, April through December are months without snowfall in Riva Ligure.

Sea temperature

In December, the average sea temperature is 14.9°C (58.8°F).
Note: Navigating the 14.9°C (58.8°F) at 13°C (55.4°F) is no joy, and temperatures less than 10°C (50°F) can threaten breathing and cause a chilling shock, gauging personal stamina.

Daylight

December has the shortest days of the year, with an average of 9h and 0min of daylight.
On the first day of December in Riva Ligure, sunrise is at 07:43 and sunset at 16:52. On the last day of the month, sunrise is at 08:02 and sunset at 17:00 CET.

Sunshine

The average sunshine in December in Riva Ligure is 6.4h.

UV index

The months with the lowest UV index in Riva Ligure, Italy, are January, February, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 3 during December translates into the following directions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

What are the temperatures in Riva Ligure in December?

In December, in Riva Ligure, the average high-temperature is 10.1°C (50.2°F), and the average low-temperature is 6.3°C (43.3°F).

What are the least humid months in Riva Ligure?

January and December, with an average relative humidity of 71%, are the least humid months in Riva Ligure, Italy.

What is the average humidity in December in Riva Ligure?

The average relative humidity in December in Riva Ligure is 71%.

How many days does it rain in December in Riva Ligure?

In Riva Ligure, Italy, during December, the rain falls for 7.7 days and regularly aggregates up to 49mm (1.93") of precipitation.

When it does not snow in Riva Ligure?

January, April through December are months without snowfall.

How cold is the water in December in Riva Ligure?

In December, the average sea temperature in Riva Ligure is 14.9°C (58.8°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.

What is the month with the shortest days in Riva Ligure?

With an average of 9h and 0min of daylight, December has the shortest days of the year in Riva Ligure, Italy.

What is the average length of the day in December in Riva Ligure?

In Riva Ligure, the average day length in December is 8h and 59min.

When are sunrise and sunset in December in Riva Ligure?

In December, on the first day of the month, sunrise is at 07:43 and sunset at 16:52. On the last day of the month, in Riva Ligure, Italy, sunrise is at 08:02 and sunset at 17:00 CET.

How many hours of sunshine does Riva Ligure have in December?

The average sunshine duration in December is 6.4h.

What is the month with the lowest UV index in Riva Ligure?

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

What is the UV index intensity in December in Riva Ligure?

The average daily maximum UV index in December in Riva Ligure, Italy, is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in December
Riva Ligure, Italy

Average temperature in December - Riva Ligure, Italy
  • Average high temperature in December: 10.1°C

The warmest month (with the highest average high temperature) is August (24.2°C).
The month with the lowest average high temperature is January (8.5°C).

  • Average low temperature in December: 6.3°C

The month with the highest average low temperature is August (19.2°C).
The coldest month (with the lowest average low temperature) is February (4.4°C).

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Average pressure in December
Riva Ligure, Italy

Average pressure in December - Riva Ligure, Italy
  • Average pressure in December: 1018.4mbar

The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is April (1013.8mbar).

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Average wind speed in December
Riva Ligure, Italy

Average wind speed in December - Riva Ligure, Italy
  • Average wind speed in December: 12.1km/h

The windiest months (with the highest average wind speed) are February and March (13.3km/h).
The calmest month (with the lowest average wind speed) is August (8.2km/h).

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Average humidity in December
Riva Ligure, Italy

Average humidity in December - Riva Ligure, Italy
  • Average humidity in December: 71%

The month with the highest relative humidity is June (77%).
The months with the lowest relative humidity are January and December (71%).

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Average rainfall in December
Riva Ligure, Italy

Average rainfall in December - Riva Ligure, Italy
  • Average rainfall in December: 49mm

The wettest month (with the highest rainfall) is November (130mm).
The driest month (with the least rainfall) is January (25mm).

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Average rainfall days in December
Riva Ligure, Italy

Average rainfall days in December - Riva Ligure, Italy
  • Average rainfall days in December: 7.7 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is December (7.7 days).

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Average snowfall in December
Riva Ligure, Italy

Average snowfall in December - Riva Ligure, Italy
  • Average snowfall in December: 0mm

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

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Average snowfall days in December
Riva Ligure, Italy

Average snowfall days in December - Riva Ligure, Italy
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is February (0.5 days).
The months with the least snowfall days are January, April, May, June, July, August, October, November and December (0 days).

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Average sea temperature in December
Riva Ligure, Italy

Average sea temperature in December - Riva Ligure, Italy
  • Average sea temperature in December: 14.9°C

The best month for swimming (with the highest average sea temperature) is August (23.8°C).
The coldest month (with the lowest average sea temperature) is February (13.1°C).

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Average daylight in December /
Average sunshine in December
Riva Ligure, Italy

Average daylight in December / Average sunshine in December - Riva Ligure, Italy
  • Average daylight in December: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in December: 6h and 2min

The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is November (Average sunshine: 6h and 12min).

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Average sunshine days in December
Riva Ligure, Italy

Average sunshine days in December - Riva Ligure, Italy
  • Average sunshine days in December: 22.5 days

The month with the most sunshine days is December (22.5 days).
The month with the least sunshine days is July (7.9 days).

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Average UV index in December
Riva Ligure, Italy

Average UV index in December - Riva Ligure, Italy
  • Average UV index in December: 3

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in December
Riva Ligure, Italy

Average cloud cover in December - Riva Ligure, Italy
  • Average cloud cover in December: 28

The months with the most cloud cover are February and November (Cloud cover 32).
The month with the least cloud cover is August (Cloud cover 15).

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Average visibility in December
Riva Ligure, Italy

Average visibility in December - Riva Ligure, 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).

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Riva Ligure, Italy

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