December weather forecastBari, Italy

December

Weather in December

Concluding the year, December brings colder weather conditions in Bari, Italy, as the temperature plunges to a low of 9°C (48.2°F) and rises just up to 13°C (55.4°F). 28mm (1.1") of less frequent rainfall brings a sense of calm, spread over 12.2 days. There is a notable presence of snowfall measuring 3mm (0.12"), a unique aspect for this month. The sea temperature dips further to 14.8°C (58.6°F), suggesting a more chilling marine environment. More resourceful activities are recommended for this month, where weather feels much cooler than in November.

Temperature

A minor decrease in the average high-temperature is observed in Bari during December, shifting from a comfortable 17.3°C (63.1°F) in November to a moderate 13°C (55.4°F). Nights in December cool down, indicating a minor disparity from daytime highs with an average low-temperature of 9°C (48.2°F).

Humidity

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

Rainfall

In Bari, during December, the rain falls for 12.2 days and regularly aggregates up to 28mm (1.1") of precipitation. Throughout the year, in Bari, there are 137.6 rainfall days, and 415mm (16.34") of precipitation is accumulated.

Snowfall

Months with snowfall are January through March and December. The month with the most snowfall is December, when snow falls for 0.2 days and typically aggregates up to 3mm (0.12") of snow.

Sea temperature

In December, the average sea temperature is 14.8°C (58.6°F).
Note: Swimming in 14.8°C (58.6°F) at temperatures under 10°C (50°F) requires thermal swimsuits; otherwise, one can face cold shock and breathing difficulty. Even brief immersion at 13°C (55.4°F) feels frosty.

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of December, sunrise is at 06:58 and sunset at 16:24. On the last day of the month, sunrise is at 07:17 and sunset at 16:33 CET.

Sunshine

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

UV index

January, February and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 3 in December converts into the following recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. It's recommended to limit sun exposure when its radiation is at its peak during midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.

Updated: Jan 30, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Bari, 13°C (55.4°F) is the average high-temperature and 9°C (48.2°F) is the average low-temperature during December. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in August is estimated at 31°C (87.8°F).

The average relative humidity in December in Bari, Italy, is 72%.

In Bari, Italy, in December, during 12.2 rainfall days, 28mm (1.1") of precipitation is typically accumulated.

The month with the most snowfall in Bari, Italy, is December, when snow falls for 0.2 days and typically aggregates up to 3mm (0.12") of snow.

December is the first month it typically snows in Bari. Throughout December, in the average 0.2 snowfall days, it receives 3mm (0.12") of snow.

In Bari, the average seawater temperature in December is 14.8°C (58.6°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.

With an average of 9h and 18min of daylight, December has the shortest days of the year.

The average day length in December in Bari, Italy, is 9h and 16min.

On the first day of December in Bari, Italy, sunrise is at 06:58 and sunset at 16:24. On the last day of the month, sunrise is at 07:17 and sunset at 16:33 CET.

The average sunshine duration in December in Bari, Italy, is 6.2h.

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

In December, the average daily maximum UV index in Bari is 3. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

17.3°C

13°C

11.6°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

16.6km/h

19.1km/h

18.9km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

0.2

0.3

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

16.8

16.9

13.2

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Bari, Italy

Average high temperature in December: 13°C

The warmest month (with the highest average high temperature) is August (29.5°C).
The month with the lowest average high temperature is January (11.6°C).

Average low temperature in December: 9°C

The month with the highest average low temperature is August (23.7°C).
The coldest month (with the lowest average low temperature) is January (7.4°C).

Average pressure in December
Bari, Italy

Average pressure in December: 1017.7mbar

The month with the highest atmospheric pressure is December (1017.7mbar).
The month with the lowest atmospheric pressure is July (1012.7mbar).

Average wind speed in December
Bari, Italy

Average wind speed in December: 17.7km/h

The windiest month (with the highest average wind speed) is February (19.3km/h).
The calmest months (with the lowest average wind speed) are August and September (12.9km/h).

Average humidity in December
Bari, Italy

Average humidity in December: 72%

The months with the highest relative humidity are January and November (74%).
The month with the lowest relative humidity is July (56%).

Average rainfall in December
Bari, Italy

Average rainfall in December: 28mm

The wettest months (with the highest rainfall) are March and April (45mm).
The driest month (with the least rainfall) is August (17mm).

Average rainfall days in December
Bari, Italy

Average rainfall days in December: 12.2 days

The months with the highest number of rainy days are January and March (14.4 days).
The month with the least rainy days is July (6.9 days).

Average snowfall in December
Bari, Italy

Average snowfall in December: 3mm

The month with the highest snowfall is December (3mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in December
Bari, Italy

Average snowfall days in December: 0.2 days

The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average sea temperature in December
Bari, Italy

Average sea temperature in December: 14.8°C

The best month for swimming (with the highest average sea temperature) is August (25.5°C).
The coldest month (with the lowest average sea temperature) is January (13.4°C).

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

Average daylight in December: 9h and 18min

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 18min).

Average sunshine in December: 6h and 12min

The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).

Average sunshine days in December
Bari, Italy

Average sunshine days in December: 16.9 days

The month with the most sunshine days is July (22.3 days).
The month with the least sunshine days is February (12.8 days).

Average UV index in December
Bari, Italy

Average UV index in December: 3

The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).

Average cloud cover in December
Bari, Italy

Average cloud cover in December: 33

The months with the most cloud cover are January and February (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 9).

Average visibility in December
Bari, 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).