December weather forecast
Subiaco, Italy

December

Weather in December

December, the first month of the winter in Subiaco, is also a fresh month, with an average temperature fluctuating between 11°C (51.8°F) and 3.7°C (38.7°F).

Temperature

The arrival of December corresponds with a minor reduction in the average high-temperature, down from November's mild 15.2°C (59.4°F) to a fresh 11°C (51.8°F). An average low-temperature of 3.7°C (38.7°F) marks the month of December in Subiaco.

Humidity

In December, the average relative humidity in Subiaco is 76%.

Rainfall

In Subiaco, during December, the rain falls for 11.8 days and regularly aggregates up to 65mm (2.56") of precipitation. In Subiaco, during the entire year, the rain falls for 155.8 days and collects up to 654mm (25.75") of precipitation.

Snowfall

March through December are months without snowfall.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 07:16 and sunset at 16:37. On the last day of December, in Subiaco, sunrise is at 07:35 and sunset at 16:46 CET.

Sunshine

In Subiaco, the average sunshine in December is 6.2h.

UV index

The average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: A daily maximum UV index of 3 in December translates into the following instructions:
Act with care - Obligation to protect against skin and eye damage is highlighted. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.

Frequently asked questions

What is the usual temperature for Subiaco in December?
In December, in Subiaco, the average high-temperature is 11°C (51.8°F), and the average low-temperature is 3.7°C (38.7°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is calculated to be 33°C (91.4°F).
What is the average humidity in December in Subiaco?
In December, the average relative humidity in Subiaco is 76%.
How much does it rain in Subiaco in December?
In Subiaco, during December, the rain falls for 11.8 days and regularly aggregates up to 65mm (2.56") of precipitation.
When it does not snow in Subiaco?
In Subiaco, Italy, snow does not fall in March through December.
Does it snow in Subiaco in December?
In Subiaco, in December, it doesn't snow. In January, it regularly snows.
What is the month with the shortest days in Subiaco?
December has the shortest days of the year in Subiaco, with an average of 9h and 12min of daylight.
How many hours of daylight does Subiaco have in December?
In Subiaco, Italy, the average day length in December is 9h and 11min.
What time are sunrise and sunset in December in Subiaco?
In December, on the first day of the month, sunrise is at 07:16 and sunset at 16:37. On the last day of the month, in Subiaco, sunrise is at 07:35 and sunset at 16:46 CET.
How many hours of sunshine does Subiaco have in December?
In Subiaco, Italy, the average sunshine duration in December is 6.2h.
How high is the UV index in December in Subiaco?
In December, the average daily maximum UV index in Subiaco is 3. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Subiaco, Italy
  • Average high temperature in December: 11°C

The warmest month (with the highest average high temperature) is August (30.5°C).
The month with the lowest average high temperature is January (9.8°C).

  • Average low temperature in December: 3.7°C

The month with the highest average low temperature is August (17.6°C).
The coldest months (with the lowest average low temperature) are January and February (2.8°C).

Average pressure in December
Subiaco, 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 (1014mbar).

Average wind speed in December
Subiaco, Italy
  • Average wind speed in December: 9km/h

The windiest month (with the highest average wind speed) is February (10.3km/h).
The calmest month (with the lowest average wind speed) is August (7.4km/h).

Average humidity in December
Subiaco, Italy
  • Average humidity in December: 76%

The month with the highest relative humidity is November (79%).
The month with the lowest relative humidity is August (58%).

Average rainfall in December
Subiaco, Italy
  • Average rainfall in December: 65mm

The wettest month (with the highest rainfall) is November (105mm).
The driest month (with the least rainfall) is August (20mm).

Average rainfall days in December
Subiaco, Italy
  • Average rainfall days in December: 11.8 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is August (6.5 days).

Average snowfall in December
Subiaco, Italy
  • Average snowfall in December: 0mm

The month with the highest snowfall is February (30mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in December
Subiaco, Italy
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight in December /
Average sunshine in December
Subiaco, Italy
  • Average daylight in December: 9h and 1min

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

  • Average sunshine in December: 6h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).

Average sunshine days in December
Subiaco, Italy
  • Average sunshine days in December: 17.2 days

The month with the most sunshine days is August (22.9 days).
The month with the least sunshine days is May (10.1 days).

Average UV index in December
Subiaco, Italy
  • Average UV index in December: 3

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).

Average cloud cover in December
Subiaco, Italy
  • Average cloud cover in December: 31

The month with the most cloud cover is January (Cloud cover 37).
The months with the least cloud cover are July and August (Cloud cover 11).

Average visibility in December
Subiaco, Italy
  • Average visibility in December: 9km

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

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