If you plan to visit Skiathos in December, the weather is typically alright, with an average high temperature of +55°F during the day and approximately 5 sunny days. Expect some rainy, though, as there are typically 15 rainy days in the month and around 103 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flightsin one click on Avionero.
Good to know:
December is usually the wettest month of the year in Skiathos;
Average weather
☀️
+55°F
Avg. max. temperature
+36°F
Min.
+70°F
Max.
103 mm
Total precipitation
77%
Avg. humidity
2 m/s
Avg. wind
5 ☀️
Sunny Days
11 ⛅️
Cloudy
15 🌦
Rainy
Our opinion: Skiathos has OK weather in December.
Average temperature in Skiathos in December
Here are the expected maximum, average and minimum temperatures in Skiathos for December based on the historical data.
Last Year
Historical Data
Going from a maximum of +68°F during the day to a minimum of +48°F during the night, the temperature in December averages around +59°F.
The average maximum temperature goes down 55% by the end of the month, compared with the beginning of the month, from +68°F to +57°F.
Is Skiathos warm or cold in December?
Skiathos is typically mild in December.
Maximum temperatures go down compared to the previous month from +61°F to +55°F. The minimum temperature also goes down from +57°F to +50°F.
Pack a light jacket as it will be warm in the day and cool in the evenings.
December is one of the coolest months in Skiathos, here is the comparison with other months:
Water temperature in Skiathos in December
Water in Skiathos in December is Cold. It varies from +55°F to +63°F, with an average of +59°F.Note that the air temperature is lower than the water temperature, averaging around +55°F.
In December, water temperatures are average relative to the rest of the year:
The warmest water temperatures in Skiathos are reached in August, when the average sea temperature rises to +80°F. The coldest water temperatures are in March, with an average of +57°F.
Can you swim in Skiathos in December?
We would not recommend swimming in Skiathos in December, the water is very cold (+59°F on average). Consider swimming only if you are an experienced cold-water swimmer with proper gear.
🦭
Cold
Below +61°F
🏄♂️
Fresh
61°F - 70°F
🏊
Comfortable
70°F - 77°F
👙
Warm
77°F - 82°F
🔥
Very warm
+82°C and up
You will need a full-body wetsuit, cap, gloves, a warm change of clothes, and a hot drink ready for after your swim.
Climate in Skiathos in December
Skiathos weather looks like this, on average, in December and the surrounding months.
November
December
January
Avg. temperature
+61°F
+55°F
+54°F
Min. temperature
+43°F
+36°F
+32°F
Max. temperature
+77°F
+70°F
+66°F
Rainfall
78 mm
103 mm
93 mm
Wind
2 m/s
2 m/s
2 m/s
Avg. water temperature
+63°F
+59°F
+58°F
Humidity
77%
77%
76%
Air pressure
1017 HPa
1017 HPa
1017 HPa
Sunny days
5
5
5
Cloudy days
12
11
11
Rainy days
13
15
14
Snowy days
0
0
0
December weather is still as ok as in November.It’s getting colder in December. From +61°F in the day, the average maximum temperature lowers to +55°F.Prepare for more rain. Average rainfall goes from 78 mm to 103 mm.Humidity levels don’t change as the month goes on, averaging around 77%.The average wind speed doesn’t change much during December, staying around 2 m/s.The amount of sunny days stay about the same, averaging 5 sunny days during the month.
January brings much the same weather, it remains ok.
Wind speed in Skiathos in December based on historical data.
Last Year
Historical Data
The average wind speed is 4 m/s getting up to 13 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Skiathos is gradually decreasing during December, going from 6 m/s to 1 m/s over the course of the month.
Rain
Amount of rainfall in mm during December in Skiathos based on historical data.
Last Year
Historical Data
Typically, there is a 32% chance of rain on an average day in December, with total rainfall of approximately 133 mm. The maximum amount of rainfall per day is around 53 mm, which is considered heavy rain.December is a pretty wet month with over 10 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
December is one of the rainiest months in Skiathos, here is a comparison with other months, total mm:
Skiathos wettest month is December, where a typical day has a 48% chance of precipitation and 103 mm of rainfall per day. July, on the other hand, is the driest month with a mere 16% chance of precipitation and 19 mm of rainfall per day.
How was the weather last December in Skiathos?
This is the weather in Skiathos in December 2023:
1 December
☀️
+67°F
2 December
☁️
+66°F
3 December
☁️
+67°F
4 December
🌧️
+61°F
5 December
🌧️
+59°F
6 December
🌧️
+59°F
7 December
🌧️
+58°F
8 December
🌧️
+52°F
9 December
🌧️
+54°F
10 December
☁️
+56°F
11 December
☁️
+56°F
12 December
☀️
+59°F
13 December
☁️
+62°F
14 December
☁️
+67°F
15 December
☁️
+61°F
16 December
🌧️
+57°F
17 December
☁️
+51°F
18 December
☀️
+56°F
19 December
☀️
+58°F
20 December
☀️
+59°F
21 December
☀️
+57°F
22 December
☀️
+61°F
23 December
☀️
+64°F
24 December
☀️
+63°F
25 December
☀️
+63°F
26 December
☀️
+61°F
27 December
☀️
+60°F
28 December
☀️
+60°F
29 December
☀️
+59°F
30 December
☁️
+58°F
31 December
☁️
+56°F
In December 2023 Skiathos had 14 sunny days, 10 cloudy days, and 7 rainy days. The average maximum temperature was +59°F, with an absolute maximum of +68°F and a minimum of +52°F. The average humidity was 77%, with a maximum of 98% and a minimum of 53%. The average wind speed was 4 m/s, with a maximum of 17 m/s and a minimum of 0 m/s.
Are you planning a trip in December?
Climate Change Over the Years
This is how Skiathos climate has changed over the last 43 years.
The climate in Skiathos in December has not changed that much over the last 43 years.
The average temperature was the lowest in 1991 (+64°F) and the highest in 2020 (+70°F). The driest year was 1992 with only 345 mm of rainfall, and the wettest year was 1994 with 974 mm.
FAQ
Frequently asked questions about the weather in Skiathos in December:
Is December a good time to visit Skiathos?
It’s always a good time to visit Skiathos, but the weather is changeable in December, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.
Can you sunbathe in Skiathos in December?
December has mild temperatures in Skiathos. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!
Can you swim in Skiathos in December?
Swimming in Skiathos in December is challenging and not recommended for inexperienced swimmers or without proper equipment and preparation.
Is Skiathos rainy in December?
Skiathos is often rainy in December. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.
Is it sunny in Skiathos in December?
Usually, it’s not very sunny in Skiathos in December, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
For this page, we’ve looked at the typical weather in Skiathos, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.