December weather forecastAgios Efstratios, Greece

December

Weather in December

The first month of the winter, December, is still a refreshing month in Agios Efstratios, Greece, with an average temperature fluctuating between 13.2°C (55.8°F) and 11°C (51.8°F).

Temperature

The shift from November to December includes a minor decrease in the average high-temperature, lightly dropping from a refreshing 16.5°C (61.7°F) to a moderate 13.2°C (55.8°F). Nights in December cool down in Agios Efstratios, indicating a minor disparity from daytime highs with an average low-temperature of 11°C (51.8°F).

Humidity

In Agios Efstratios, the average relative humidity in December is 73%.

Rainfall

In Agios Efstratios, in December, it is raining for 15 days, with typically 61mm (2.4") of accumulated precipitation. Throughout the year, in Agios Efstratios, there are 118.6 rainfall days, and 419mm (16.5") of precipitation is accumulated.

Snowfall

March through December are months without snowfall.

Sea temperature

In Agios Efstratios, the average seawater temperature in December is 15.2°C (59.4°F).
Note: Swimming is not an enjoyable activity for the majority when the water is at 15.2°C (59.4°F). The difficulty of controlling breathing increases as the temperature dips from 21°C (69.8°F) to 15°C (59°F).

Daylight

The month with the shortest days in Agios Efstratios is December, with an average of 9h and 24min of daylight.
On the first day of December, sunrise is at 07:21 and sunset at 16:56. On the last day of the month, sunrise is at 07:40 and sunset at 17:06 EET.

Sunshine

The average sunshine in December is 5.4h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The daily maximum UV index of 3 in December interprets into the following advice:
Adopt protective measures - Suggestions to resist sunburn are offered. 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.

Updated: Feb 14, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In December, the average high-temperature and low-temperature in Agios Efstratios are 13.2°C (55.8°F) and 11°C (51.8°F) respectively.

In December, the average relative humidity in Agios Efstratios is 73%.

In Agios Efstratios, Greece, in December, it is raining for 15 days, with typically 61mm (2.4") of accumulated precipitation.

March through December are months without snowfall in Agios Efstratios.

In Agios Efstratios, Greece, in December, it doesn't snow. In January, it regularly snows.

In Agios Efstratios, the average seawater temperature in December is 15.2°C (59.4°F). Swimming in 15.2°C (59.4°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

December has the shortest days of the year in Agios Efstratios, Greece, with an average of 9h and 24min of daylight.

In December, the average day length in Agios Efstratios is 9h and 26min.

On the first day of December, sunrise is at 07:21 and sunset at 16:56. On the last day of the month, sunrise is at 07:40 and sunset at 17:06 EET.

In Agios Efstratios, the average sunshine duration in December is 5.4h.

January, February and December, with an average maximum UV index of 3, are months with the lowest UV index in Agios Efstratios, Greece.

The average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat 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

16.5°C

13.2°C

11.4°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

28.3km/h

29.7km/h

31.3km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

0.3

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

17.9

13.4

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Agios Efstratios, Greece

Average high temperature in December: 13.2°C

The warmest month (with the highest average high temperature) is August (26.9°C).
The month with the lowest average high temperature is January (11.4°C).

Average low temperature in December: 11°C

The month with the highest average low temperature is August (24.7°C).
The coldest month (with the lowest average low temperature) is January (9.3°C).

Average pressure in December
Agios Efstratios, Greece

Average pressure in December: 1018.7mbar

The month with the highest atmospheric pressure is December (1018.7mbar).
The month with the lowest atmospheric pressure is July (1010.9mbar).

Average wind speed in December
Agios Efstratios, Greece

Average wind speed in December: 28.1km/h

The windiest month (with the highest average wind speed) is February (29.9km/h).
The calmest month (with the lowest average wind speed) is June (17.9km/h).

Average humidity in December
Agios Efstratios, Greece

Average humidity in December: 73%

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

Average rainfall in December
Agios Efstratios, Greece

Average rainfall in December: 61mm

The wettest month (with the highest rainfall) is January (67mm).
The driest month (with the least rainfall) is August (4mm).

Average rainfall days in December
Agios Efstratios, Greece

Average rainfall days in December: 15 days

The month with the highest number of rainy days is January (15.2 days).
The month with the least rainy days is August (1.8 days).

Average snowfall in December
Agios Efstratios, Greece

Average snowfall in December: 0mm

The months with the highest snowfall are January and February (1mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in December
Agios Efstratios, Greece

Average snowfall days in December: 0 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 March, April, May, June, July, August, September, October, November and December (0 days).

Average sea temperature in December
Agios Efstratios, Greece

Average sea temperature in December: 15.2°C

The best month for swimming (with the highest average sea temperature) is August (25.7°C).
The coldest month (with the lowest average sea temperature) is March (14.1°C).

Average daylight in December /
Average sunshine in December
Agios Efstratios, Greece

Average daylight in December: 9h and 24min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

Average sunshine in December: 5h and 24min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

Average sunshine days in December
Agios Efstratios, Greece

Average sunshine days in December: 13.4 days

The month with the most sunshine days is August (28 days).
The month with the least sunshine days is February (12.6 days).

Average UV index in December
Agios Efstratios, Greece

Average UV index in December: 3

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

Average cloud cover in December
Agios Efstratios, Greece

Average cloud cover in December: 43

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 6).

Average visibility in December
Agios Efstratios, Greece

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).