Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
With the onset of December, Positano's average high-temperature slightly adjusts, moderately receding from November's comfortable 17.8°C (64°F) to a moderate 14°C (57.2°F). December nights in Positano reveal a minor deviation from daytime highs, with a mean low-temperature of 11.5°C (52.7°F).Humidity
In December, the average relative humidity is 68%.Rainfall
In December, in Positano, Italy, the rain falls for 14.5 days. Throughout December, 66mm (2.6") of precipitation is accumulated. Throughout the year, in Positano, there are 147.3 rainfall days, and 721mm (28.39") of precipitation is accumulated.Snowfall
Months with snowfall are February and December. The months with the most snowfall days in Positano are February and December, with an average of 0.1 snowfall days.Sea temperature
In December, the average sea temperature in Positano is 16.4°C (61.5°F).Note: The majority of individuals find it unpleasurable to swim in 16.4°C (61.5°F). It becomes progressively harder to manage one's breathing as the water temperature falls below 21°C (69.8°F).
Daylight
December has the shortest days of the year in Positano, Italy, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 07:06 and sunset at 16:35. On the last day of the month, sunrise is at 07:25 and sunset at 16:44 CET.
Sunshine
In Positano, the average sunshine in December is 6.2h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 4 during December translates into the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What are December temperatures in Positano?
What is the average humidity in December in Positano?
How many days does it rain in December in Positano?
When does it snow the most in Positano?
When does it start snowing in Positano?
What is the sea water temperature in December in Positano?
What is the month with the shortest days in Positano?
How many hours of daylight does Positano have in December?
When is the sunrise / sunset in December in Positano?
How long on average sun shines in December in Positano?
What are the months with the lowest UV index in Positano?
What is the UV index intensity in December in Positano?
Average temperature in December
Positano, Italy
- Average high temperature in December: 14°C
The warmest month (with the highest average high temperature) is August (28.1°C).
The months with the lowest average high temperature are January and February (12.8°C).
- Average low temperature in December: 11.5°C
The month with the highest average low temperature is August (24.3°C).
The coldest months (with the lowest average low temperature) are January and February (9.9°C).
Average pressure in December
Positano, 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
Positano, Italy
- Average wind speed in December: 16.7km/h
The windiest month (with the highest average wind speed) is February (17.4km/h).
The calmest month (with the lowest average wind speed) is August (10.1km/h).
Average humidity in December
Positano, Italy
- Average humidity in December: 68%
The months with the highest relative humidity are March, April, May and November (71%).
The month with the lowest relative humidity is September (65%).
Average rainfall in December
Positano, Italy
- Average rainfall in December: 66mm
The wettest month (with the highest rainfall) is November (145mm).
The driest month (with the least rainfall) is August (10mm).
Average rainfall days in December
Positano, Italy
- Average rainfall days in December: 14.5 days
The month with the highest number of rainy days is November (16.3 days).
The month with the least rainy days is August (4.7 days).
Average snowfall days in December
Positano, Italy
- Average snowfall days in December: 0.1 days
The months with the highest number of snowfall days are February and December (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).
Average sea temperature in December
Positano, Italy
- Average sea temperature in December: 16.4°C
The best month for swimming (with the highest average sea temperature) is August (26°C).
The coldest month (with the lowest average sea temperature) is February (13.9°C).
Average daylight in December /
Average sunshine in December
Positano, Italy
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 6h and 1min
The months with the most sunshine are June, July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).
Average sunshine days in December
Positano, Italy
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is August (23.8 days).
The month with the least sunshine days is February (11.1 days).
Average UV index in December
Positano, Italy
- Average UV index in December: 4
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 4).
Average cloud cover in December
Positano, Italy
- Average cloud cover in December: 33
The month with the most cloud cover is January (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 9).
Average visibility in December
Positano, 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).
Positano, Italy
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