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 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
December's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from November's 17.8°C (64°F) to a still refreshing 14°C (57.2°F). Nights in December exhibit a minor reduction to an average low temperature of 11.5°C (52.7°F).Humidity
In Castellammare di Stabia, the average relative humidity in December is 68%.Rainfall
In December, in Castellammare di Stabia, Italy, the rain falls for 14.5 days. Throughout December, 66mm (2.6") of precipitation is accumulated. Throughout the year, there are 147.3 rainfall days, and 721mm (28.39") of precipitation is accumulated.Snowfall
February and December are months with snowfall. The months with the most snowfall days are February and December, with an average of 0.1 snowfall days.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 07:07 and sunset at 16:35. On the last day of December, in Castellammare di Stabia, sunrise is at 07:25 and sunset at 16:44 CET.
Sunshine
In Castellammare di Stabia, Italy, the average sunshine in December is 6.2h.UV index
The months with the lowest UV index in Castellammare di Stabia are January through March, November and December, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 4 during December translates into these guidelines:
Exercise prevention - Warding off sunburn is urged. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Frequently asked questions
What is the temperature in December in Castellammare di Stabia?
What is the average humidity in December in Castellammare di Stabia?
How many days does it rain in December in Castellammare di Stabia?
What is the snowiest month in Castellammare di Stabia?
When does it start snowing in Castellammare di Stabia?
What is the month with the shortest days in Castellammare di Stabia?
How many hours of daylight does Castellammare di Stabia have in December?
What time are sunrise and sunset in December in Castellammare di Stabia?
How long on average sun shines in December in Castellammare di Stabia?
When is the lowest UV index in Castellammare di Stabia?
How high is the UV index in December in Castellammare di Stabia?
Average temperature in December
Castellammare di Stabia, 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
Castellammare di Stabia, 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
Castellammare di Stabia, 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
Castellammare di Stabia, 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
Castellammare di Stabia, 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
Castellammare di Stabia, 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
Castellammare di Stabia, 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 daylight in December /
Average sunshine in December
Castellammare di Stabia, 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
Castellammare di Stabia, 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
Castellammare di Stabia, 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
Castellammare di Stabia, 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
Castellammare di Stabia, 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).
Castellammare di Stabia, Italy
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