Measurements:
°C
°F
Poros
62°F
E 13 mph
Feels like: 62°F
Precip: 0%
World Resorts Greece Poros Weather December Weather in Poros

Poros Weather: December

Average Day Temperature: 60.2°F
Average Night Temperature: 54.9°F
Sea Water Temperature: 66.1°F
Number of Sunny Days: 17 days
Sunshine Hours: 9.6 - 9.8 hours
Number of Rainy Days: 3 days
Precipitation Totals: 1.8 in

Air Temperature in December, °F

Select Year: 2025 2024 2023

The highest day temperature in December 2025 was 63°F. The lowest night temperature was 52°F. The average values for day and night temperatures during December were 60.3°F и 56.9°F respectivly.

Poros Water Sea Temperature in December, °F

Select Year: 2025 2024 2023

The average sea surface temperature in December 2025 for Poros was 68.0°F. The maximum and minimum values were 66.2°F and 70.6°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in December are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in December, in

Precipitation total in December for Poros is 1.8 in. It makes december the most rainy month of the year.

Wind Speed in December, mph

The average wind speed in December is 8.3 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Poros in December is 6.4 hours.

Best Time to Visit Poros
The most sunny months:
July 30 days
August 30 days
June 27 days
The most warm months:
July 91.9 °F
August 91.8 °F
September 85.5 °F
Warmest sea temperature:
August 83.6 °F
July 82.3 °F
September 81.5 °F
The most cold months:
January 56.6 °F
February 57.9 °F
December 60.2 °F
The most rainy months:
February 3 days
December 3 days
March 2 days
The most windy months:
August 9 mph
February 9 mph
January 9 mph

Poros on the Weather Map

Greece Resorts:
NAME
Athenes +56
Athos +50
Bali Gr +62
Chalkidiki +46
Chania +62
Corfu +48
Crete +60
Heraklion +62
Kalamata +50
Paralia Katerini +46
Rhodes +54
Santorini +58
Thasos +44
Thessaloniki +44
Zakynthos +50
24 Hours Weather Forecast
Poros
Local time: 15:00
09 jan, friday
1800 60°F
E
13 mph
2100 58°F
E
11 mph
10 jan, saturday
0000 58°F
NE
8 mph
0300 58°F
NE
9 mph
0600 60°F
NE
9 mph
0900 60°F
NE
9 mph
1200 64°F
NE
13 mph
1500 64°F
E
21 mph