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 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
The average high-temperature during December is a still refreshing 15.5°C (59.9°F), almost matching the conditions of the preceding month. December nights in Mahon reflect a consistent temperature dip to a still mild 13.8°C (56.8°F), a slight descent from daytime peaks.Humidity
In December, the average relative humidity in Mahon is 72%.Rainfall
In Mahon, in December, it is raining for 12.1 days, with typically 38mm (1.5") of accumulated precipitation. In Mahon, during the entire year, the rain falls for 117.2 days and collects up to 377mm (14.84") of precipitation.Sea temperature
In Mahon, in December, the average water temperature is 17.1°C (62.8°F).Note: Most people find it challenging to enjoy swimming in water that is 17.1°C (62.8°F). As water temperature falls below 21°C (69.8°F), controlling breathing grows increasingly difficult.
Daylight
The month with the shortest days is December, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 07:45 and sunset at 17:18. On the last day of December, in Mahon, sunrise is at 08:04 and sunset at 17:28 CET.
Sunshine
In December, the average sunshine is 6.1h.UV index
January through March, November and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 4 transforms into these recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Frequently asked questions
What are the temperatures in Mahon in December?
What is the average humidity in December in Mahon?
How many days does it rain in December in Mahon?
What is the sea temperature in December in Mahon?
What is the month with the shortest days in Mahon?
How many hours of daylight does Mahon have in December?
When is the sunrise / sunset in December in Mahon?
How many hours of sunshine does Mahon have in December?
What are the months with the lowest UV index in Mahon?
What is the UV index reading in December in Mahon?
Average temperature in December
Mahon, Spain
- Average high temperature in December: 15.5°C
The warmest month (with the highest average high temperature) is August (26.3°C).
The month with the lowest average high temperature is February (13.3°C).
- Average low temperature in December: 13.8°C
The month with the highest average low temperature is August (24.4°C).
The coldest month (with the lowest average low temperature) is February (11.4°C).
Average pressure in December
Mahon, Spain
- Average pressure in December: 1020.2mbar
The month with the highest atmospheric pressure is December (1020.2mbar).
The month with the lowest atmospheric pressure is November (1014.4mbar).
Average wind speed in December
Mahon, Spain
- Average wind speed in December: 24.6km/h
The windiest month (with the highest average wind speed) is February (26km/h).
The calmest month (with the lowest average wind speed) is June (14.5km/h).
Average humidity in December
Mahon, Spain
- Average humidity in December: 72%
The month with the highest relative humidity is April (75%).
The months with the lowest relative humidity are August, September and November (71%).
Average rainfall in December
Mahon, Spain
- Average rainfall in December: 38mm
The wettest month (with the highest rainfall) is November (71mm).
The driest month (with the least rainfall) is July (4mm).
Average rainfall days in December
Mahon, Spain
- Average rainfall days in December: 12.1 days
The month with the highest number of rainy days is November (16.6 days).
The month with the least rainy days is August (3.2 days).
Average sea temperature in December
Mahon, Spain
- Average sea temperature in December: 17.1°C
The best month for swimming (with the highest average sea temperature) is August (25.8°C).
The coldest month (with the lowest average sea temperature) is February (13.8°C).
Average daylight in December /
Average sunshine in December
Mahon, Spain
- 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 24min).
- Average sunshine in December: 6h and 1min
The months with the most sunshine are June and July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).
Average sunshine days in December
Mahon, Spain
- Average sunshine days in December: 15.9 days
The month with the most sunshine days is August (26.3 days).
The month with the least sunshine days is November (11.1 days).
Average UV index in December
Mahon, Spain
- 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
Mahon, Spain
- Average cloud cover in December: 34
The month with the most cloud cover is January (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in December
Mahon, Spain
- 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).
Mahon, Spain
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