December weather forecastPortico di Romagna, Italy

December

Weather in December

The first month of the winter, December, is also a frosty month in Portico di Romagna, Italy, with an average temperature varying between 8.9°C (48°F) and 3.6°C (38.5°F).

Temperature

The average high-temperature shows a slight dip in December, from November's mild 13.6°C (56.5°F) to a frosty 8.9°C (48°F). During December, Portico di Romagna experiences a consistent low-temperature average of 3.6°C (38.5°F).

Humidity

In December, the average relative humidity is 80%.

Rainfall

In December, the rain falls for 8.7 days. Throughout December, 23mm (0.91") of precipitation is accumulated. In Portico di Romagna, during the entire year, the rain falls for 126.4 days and collects up to 303mm (11.93") of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In Portico di Romagna, in December, during 1.1 snowfall days, 8mm (0.31") of snow is typically accumulated. Throughout the year, there are 5.4 snowfall days, and 66mm (2.6") of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 0min of daylight.
On the first day of December, sunrise is at 07:28 and sunset at 16:36. On the last day of the month, sunrise is at 07:47 and sunset at 16:44 CET.

Sunshine

In Portico di Romagna, the average sunshine in December is 5.9h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.

Frequently asked questions

The average high-temperature, in December, in Portico di Romagna, is 8.9°C (48°F), while the average low-temperature is 3.6°C (38.5°F). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is computed to be 33°C (91.4°F).

The average relative humidity in December in Portico di Romagna is 80%.

In Portico di Romagna, in December, during 8.7 rainfall days, 23mm (0.91") of precipitation is typically accumulated.

In December, it is snowing for 1.1 days. Throughout December, 8mm (0.31") of snow is accumulated.

December has the shortest days of the year, with an average of 9h and 0min of daylight.

In Portico di Romagna, the average day length in December is 8h and 58min.

On the first day of December, sunrise is at 07:28 and sunset at 16:36. On the last day of the month, sunrise is at 07:47 and sunset at 16:44 CET.

In December, the average sunshine duration is 5.9h.

January and December, with an average maximum UV index of 2, are months with the lowest UV index.

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low 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 snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Portico di Romagna, Italy

  • Average high temperature in December: 8.9°C

The warmest month (with the highest average high temperature) is August (29.9°C).
The month with the lowest average high temperature is January (7.7°C).

  • Average low temperature in December: 3.6°C

The month with the highest average low temperature is August (18.5°C).
The coldest month (with the lowest average low temperature) is January (2.4°C).

Average pressure in December
Portico di Romagna, Italy

  • Average pressure in December: 1018.8mbar

The month with the highest atmospheric pressure is December (1018.8mbar).
The month with the lowest atmospheric pressure is July (1013.5mbar).

Average wind speed in December
Portico di Romagna, Italy

  • Average wind speed in December: 8.6km/h

The windiest month (with the highest average wind speed) is March (10.9km/h).
The calmest months (with the lowest average wind speed) are August and October (8.2km/h).

Average humidity in December
Portico di Romagna, Italy

  • Average humidity in December: 80%

The month with the highest relative humidity is November (82%).
The month with the lowest relative humidity is August (60%).

Average rainfall in December
Portico di Romagna, Italy

  • Average rainfall in December: 23mm

The wettest month (with the highest rainfall) is May (36mm).
The driest month (with the least rainfall) is August (19mm).

Average rainfall days in December
Portico di Romagna, Italy

  • Average rainfall days in December: 8.7 days

The month with the highest number of rainy days is May (13.1 days).
The month with the least rainy days is December (8.7 days).

Average snowfall in December
Portico di Romagna, Italy

  • Average snowfall in December: 8mm

The month with the highest snowfall is January (20mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Portico di Romagna, Italy

  • Average snowfall days in December: 1.1 days

The month with the highest number of snowfall days is January (1.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Portico di Romagna, 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: 5h and 54min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).

Average sunshine days in December
Portico di Romagna, Italy

  • Average sunshine days in December: 19.6 days

The month with the most sunshine days is December (19.6 days).
The month with the least sunshine days is May (13.8 days).

Average UV index in December
Portico di Romagna, Italy

  • Average UV index in December: 2

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 2).

Average cloud cover in December
Portico di Romagna, Italy

  • Average cloud cover in December: 36

The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 13).

Average visibility in December
Portico di Romagna, Italy

  • Average visibility in December: 9km

The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, October, November and December (9km).