December weather forecast
Trapani, Italy

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Weather in December

December, the first month of the winter in Trapani, is also a moderate month, with temperature in the range of an average low of 13.7°C (56.7°F) and an average high of 15.5°C (59.9°F).

Temperature

As December arrives, Trapani's weather displays a minor decrease in high-temperatures, transitioning from November's refreshing 18.9°C (66°F) to a mild 15.5°C (59.9°F). Trapani's average temperature throughout the nights in December exhibits a minor decrease from daytime highs, stabilizing at a still refreshing 13.7°C (56.7°F).

Humidity

In Trapani, the average relative humidity in December is 71%.

Rainfall

In Trapani, in December, it is raining for 13.5 days, with typically 34mm (1.34") of accumulated precipitation. Throughout the year, there are 111.3 rainfall days, and 353mm (13.9") of precipitation is accumulated.

Sea temperature

In December, the average sea temperature is 16.8°C (62.2°F).
Note: Swimming is not enjoyable for most people in water that is 16.8°C (62.2°F). As the temperature descends from 21°C (69.8°F) to 15°C (59°F), breathing control becomes harder.

Daylight

With an average of 9h and 36min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 07:07 and sunset at 16:50. On the last day of December, in Trapani, sunrise is at 07:25 and sunset at 17:00 CET.

Sunshine

The average sunshine in December in Trapani is 6.3h.

UV index

January through March and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 4 in December transforms into the following instructions:
Adopt protective measures - It is advised to guard against sun damage. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Frequently asked questions

What is the temperature in December in Trapani?

Trapani in December has an average high-temperature of 15.5°C (59.9°F) and an average low-temperature of 13.7°C (56.7°F). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is computed to be 30°C (86°F).

What is the average humidity in December in Trapani?

In Trapani, the average relative humidity in December is 71%.

How much does it rain in Trapani in December?

In Trapani, in December, it is raining for 13.5 days, with typically 34mm (1.34") of accumulated precipitation.

What is the sea temperature in December in Trapani?

In Trapani, Italy, in December, the average water temperature is 16.8°C (62.2°F). For most, swimming in 16.8°C (62.2°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

What is the month with the shortest days in Trapani?

The month with the shortest days is December, with an average of 9h and 36min of daylight.

What is the average length of the day in December in Trapani?

In Trapani, the average day length in December is 9h and 35min.

What time are sunrise and sunset in December in Trapani?

On the first day of December in Trapani, Italy, sunrise is at 07:07 and sunset at 16:50. On the last day of the month, sunrise is at 07:25 and sunset at 17:00 CET.

How long on average sun shines in December in Trapani?

The average sunshine duration in December is 6.3h.

When is the lowest UV index in Trapani?

January through March and December, with an average maximum UV index of 4, are months with the lowest UV index in Trapani.

How high is the UV index in December in Trapani?

In December, the average daily maximum UV index in Trapani, Italy, is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in December
Trapani, Italy

Average temperature in December - Trapani, Italy
  • Average high temperature in December: 15.5°C

The warmest month (with the highest average high temperature) is August (27.8°C).
The month with the lowest average high temperature is February (13.7°C).

  • Average low temperature in December: 13.7°C

The month with the highest average low temperature is August (25°C).
The coldest month (with the lowest average low temperature) is February (11.5°C).

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Average pressure in December
Trapani, Italy

Average pressure in December - Trapani, Italy
  • Average pressure in December: 1019mbar

The month with the highest atmospheric pressure is December (1019mbar).
The month with the lowest atmospheric pressure is July (1014.2mbar).

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Average wind speed in December
Trapani, Italy

Average wind speed in December - Trapani, Italy
  • Average wind speed in December: 23.2km/h

The windiest month (with the highest average wind speed) is January (23.7km/h).
The calmest months (with the lowest average wind speed) are July and August (14.5km/h).

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Average humidity in December
Trapani, Italy

Average humidity in December - Trapani, Italy
  • Average humidity in December: 71%

The month with the highest relative humidity is March (75%).
The months with the lowest relative humidity are July and August (69%).

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Average rainfall in December
Trapani, Italy

Average rainfall in December - Trapani, Italy
  • Average rainfall in December: 34mm

The wettest month (with the highest rainfall) is November (70mm).
The driest month (with the least rainfall) is July (2mm).

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Average rainfall days in December
Trapani, Italy

Average rainfall days in December - Trapani, Italy
  • Average rainfall days in December: 13.5 days

The month with the highest number of rainy days is January (15.4 days).
The month with the least rainy days is July (2 days).

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Average sea temperature in December
Trapani, Italy

Average sea temperature in December - Trapani, Italy
  • Average sea temperature in December: 16.8°C

The best month for swimming (with the highest average sea temperature) is August (26.1°C).
The coldest month (with the lowest average sea temperature) is February (14.3°C).

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

Average daylight in December / Average sunshine in December - Trapani, Italy
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 6h and 2min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).

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Average sunshine days in December
Trapani, Italy

Average sunshine days in December - Trapani, Italy
  • Average sunshine days in December: 15.4 days

The month with the most sunshine days is July (27.9 days).
The month with the least sunshine days is January (12.8 days).

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Average UV index in December
Trapani, Italy

Average UV index in December - Trapani, 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 and December (UV index 4).

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Average cloud cover in December
Trapani, Italy

Average cloud cover in December - Trapani, Italy
  • Average cloud cover in December: 31

The month with the most cloud cover is January (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 5).

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Average visibility in December
Trapani, Italy

Average visibility in December - Trapani, 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).

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Trapani, Italy

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