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Mykonos in December: Weather, Average temperature and Climate

Discover the weather for Mykonos in December and if it’s a good time to travel (based on historical data).
Check flight prices to Mykonos on Avionero:
December

Weather in Mykonos in December 2024

OK Weather
Mild
🌧️
Rainy
🌊
Fresh water
December could be a good time to visit Mykonos, as the weather is generally fine. The average high temperature is around +59°F, and there are typically 5 sunny days in December. However, expect about 14 rainy days, and total monthly rainfall of approximately 63 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+59°F
Avg. max. temperature
+37°F
Min.
+75°F
Max.
63 mm
Total precipitation
73%
Avg. humidity
6 m/s
Avg. wind
5 ☀️
Sunny Days
11 ⛅️
Cloudy
14 🌦
Rainy
Our opinion: Mykonos has OK weather in December.

Average temperature in Mykonos in December

Here are the expected maximum, average and minimum temperatures in Mykonos for December based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in December is +63°F with a maximum of +66°F and a minimum of +54°F.

The average maximum temperature goes down 29% by the end of the month, compared with the beginning of the month, from +66°F to +63°F.

Is Mykonos warm or cold in December?

Mykonos is typically mild in December.

Maximum temperatures go down compared to the previous month from +64°F to +59°F. The minimum temperature also goes down from +59°F to +54°F.

Pack a light jacket as it will be warm in the day and cool in the evenings.

Take a look at how December is compared to other months in Mykonos:

Water temperature in Mykonos in December

Water in Mykonos in December is Fresh. It varies from +59°F to +65°F, with an average of +62°F. Note that the air temperature is lower than the water temperature, averaging around +59°F.

In December, water temperatures are average relative to the rest of the year:

The warmest water temperatures in Mykonos are reached in August, when the average sea temperature rises to +77°F. The coldest water temperatures are in March, with an average of +61°F.

Can you swim in Mykonos in December?

Water temperature (+62°F) in Mykonos in December might be suited for short swims and acclimatized swimmers might find it refreshing.
🦭
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
Think of bringing a full-body or shorty wetsuit (3mm-5mm thickness) to provide insulation and maintain body heat.

Climate in Mykonos in December

Mykonos weather looks like this, on average, in December and the surrounding months.
NovemberDecemberJanuary
Avg. temperature
+64°F+59°F+57°F
Min. temperature
+41°F+37°F+34°F
Max. temperature
+81°F+75°F+73°F
Rainfall
44 mm63 mm70 mm
Wind
6 m/s6 m/s6 m/s
Avg. water temperature
+65°F+62°F+62°F
Humidity
74%73%72%
Air pressure
1016 HPa1016 HPa1016 HPa
Sunny days
755
Cloudy days
121110
Rainy days
101415
Snowy days
000

December typically has worse weather conditions compared to November. It’s getting colder in December. From +64°F in the day, the average maximum temperature lowers to +59°F. Prepare for more rain. Average rainfall goes from 44 mm to 63 mm. It feels drier, as humidity decreases from 74% to 73%. The average wind speed doesn’t change much during December, staying around 6 m/s. The days becoming less sunny, going from 7 sunny days in November to 5 in December.

January brings much the same weather, it remains ok.

Wind

Wind speed in Mykonos in December based on historical data.
Last Year
Historical Data

The average wind speed is 5 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 Mykonos 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 Mykonos based on historical data.
Last Year
Historical Data
Total precipitation in December is about 43 mm, with a 26% chance of rain on a typical day. The maximum amount of rainfall per day is around 13 mm, which is considered light rain. On average, there are about 8 rainy days during December, so prepare to bring an umbrella.
December is one of the rainiest months in Mykonos, here is a comparison with other months, total mm:
Mykonos wettest month is January, where a typical day has a 48% chance of precipitation and 70 mm of rainfall per day. July, on the other hand, is the driest month with a mere 0% chance of precipitation and 0 mm of rainfall per day.

How was the weather last December in Mykonos?

This is the weather in Mykonos in December 2023:
1 December
☀️
+67°F
2 December
☀️
+67°F
3 December
☁️
+67°F
4 December
☀️
+66°F
5 December
🌧️
+62°F
6 December
☁️
+65°F
7 December
☁️
+65°F
8 December
🌧️
+60°F
9 December
☁️
+57°F
10 December
☁️
+60°F
11 December
☀️
+61°F
12 December
☀️
+63°F
13 December
☀️
+65°F
14 December
☁️
+67°F
15 December
☀️
+67°F
16 December
☁️
+66°F
17 December
☁️
+57°F
18 December
☀️
+60°F
19 December
☀️
+62°F
20 December
☁️
+63°F
21 December
🌧️
+60°F
22 December
☀️
+63°F
23 December
☀️
+64°F
24 December
☀️
+64°F
25 December
☀️
+63°F
26 December
☀️
+65°F
27 December
☀️
+63°F
28 December
☀️
+63°F
29 December
☀️
+62°F
30 December
☀️
+63°F
31 December
☁️
+62°F
In December 2023 Mykonos had 18 sunny days, 10 cloudy days, and 3 rainy days. The average maximum temperature was +63°F, with an absolute maximum of +66°F and a minimum of +57°F. The average humidity was 77%, with a maximum of 92% and a minimum of 59%. The average wind speed was 5 m/s, with a maximum of 15 m/s and a minimum of 0 m/s.
Are you planning a trip in December?

Climate Change Over the Years

This is how Mykonos climate has changed over the last 43 years.

The climate in Mykonos in December has not changed that much over the last 43 years.

The average temperature was the lowest in 1983 (+64°F) and the highest in 2021 (+73°F). The driest year was 1989 with only 149 mm of rainfall, and the wettest year was 2003 with 694 mm.

FAQ

Frequently asked questions about the weather in Mykonos in December:

Is December a good time to visit Mykonos?

It’s always a good time to visit Mykonos, 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 Mykonos in December?

December has mild temperatures in Mykonos. 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 Mykonos in December?

In general, you can swim in Mykonos in December, if you want to, at an average water temperature of +62°F. But it will feel quite cool, and some precautions are necessary to ensure your comfort and safety.

Is Mykonos rainy in December?

Mykonos 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 Mykonos in December?

Usually, it’s not very sunny in Mykonos in December, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Greece

Check out the weather for other cities in Greece.

Monthly weather in Mykonos

Source of the data

For this page, we’ve looked at the typical weather in Mykonos, 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.