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Weather in Mykonos for December 2025

Your guide to Mykonos weather in December - trends and predictions

    Temperatures

  • Until now, December 2025 in Mykonos has been nearly identical to the historical average, with a temperature of 15.5 °C (showing only a slight deviation of -0.2 °C).

  • Expect cooler weather in the next days in Mykonos with the forecast suggesting a temperature of 13.4 °C, lower than the historical average.

  • In general, the average temperature in Mykonos at the beginning of December is 16.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 12 °C by the end of December.

    • Rain 🌧️

  • Mykonos in December brings notable rainfall, with an average of 20 rainy days and a total precipitation of 114.5 mm.

    • More

  • Is December a good time to visit Mykonos? check out the best time to travel to Mykonos page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
11
Dry days
Average rainy days
20
Rainy days
Average snowy days
0
Snow days
Average temperatures
15°/13°
Temperatures
Average wind speed
37 km/h
Avg max wind
Average humidity
73 %
Avg humidity

Mykonos Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Partly cloudy
17°
2
Partly cloudy
16°
3
Overcast
16°
4
Light rain shower
17°
5
Patchy rain possible
16°
6
Light rain shower
16°
7
Light rain shower
16°
8
Light rain shower
15°
9
Light rain shower
15°
10
Patchy rain possible
15°
11
Partly cloudy
15°
12
Patchy rain possible
15°
13
Sunny
15°
14
Patchy rain possible
16°
15
Sunny
14°
16
Sunny
14°
17
Sunny
15°
18
Sunny
15°
19
Sunny
16°
20
Cloudy
14°
21
Patchy rain possible
14°
22
Patchy rain possible
13°
23
Patchy rain possible
14°
24
Patchy rain possible
14°
25
Partly cloudy
12°
26
Sunny
11°
27
Partly cloudy
10°
28
Sunny
11°
29
Partly cloudy
13°
30
Patchy rain possible
13°
31
Patchy rain possible
14°

Temperatures trend during December in Mykonos

See the weather trend as well as the moving average line

December weather in Mykonos day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Partly cloudy
Partly cloudy
 17° /15° 6.5 mm 4
2 Dec. Partly cloudy
Partly cloudy
 16° /15° 2.8 mm 4
3 Dec. Overcast
Overcast
 16° /15° 0.4 mm 4
4 Dec. Light rain shower
Light rain shower
 17° /13° 5.4 mm 4
5 Dec. Patchy rain possible
Patchy rain possible
 16° /14° 10.9 mm 4
6 Dec. Light rain shower
Light rain shower
 16° /14° 15.2 mm 4
7 Dec. Light rain shower
Light rain shower
 16° /14° 5 mm 4
8 Dec. Light rain shower
Light rain shower
 15° /12° 13.3 mm 4
9 Dec. Light rain shower
Light rain shower
 15° /13° 2 mm 4
10 Dec. Patchy rain possible
Patchy rain possible
 15° /13° 0.7 mm 4
11 Dec. Partly cloudy
Partly cloudy
 15° /14° 0.8 mm 4
12 Dec. Patchy rain possible
Patchy rain possible
 15° /13° 0 mm 4
13 Dec. Sunny
Sunny
 15° /13° 0 mm 5
14 Dec. Patchy rain possible
Patchy rain possible
 16° /14° 0.1 mm 4
15 Dec. Sunny
Sunny
 14° /14° 0 mm 0.4
16 Dec. Sunny
Sunny
 14° /14° 0 mm 0.4
17 Dec. Sunny
Sunny
 15° /14° 0 mm 0.4
18 Dec. Sunny
Sunny
 15° /14° 0 mm 0.4
19 Dec. Sunny
Sunny
 16° /14° 0 mm 0.6
20 Dec. Cloudy
Cloudy
 14° /14° 0 mm 3
21 Dec. Patchy rain possible
Patchy rain possible
 14° /13° 0.2 mm 3
22 Dec. Patchy rain possible
Patchy rain possible
 13° /13° 0.2 mm 3
23 Dec. Patchy rain possible
Patchy rain possible
 14° /13° 0.3 mm 3
24 Dec. Patchy rain possible
Patchy rain possible
 14° /13° 0.1 mm 3
25 Dec. Partly cloudy
Partly cloudy
 12° /11° 0 mm 4
26 Dec. Sunny
Sunny
 11° /11° 0 mm 4
27 Dec. Partly cloudy
Partly cloudy
 10° /10° 0 mm 4
28 Dec. Sunny
Sunny
 11° /10° 0 mm 4
29 Dec. Partly cloudy
Partly cloudy
 13° /11° 2.6 mm 4
30 Dec. Patchy rain possible
Patchy rain possible
 13° /12° 0.9 mm 4
31 Dec. Patchy rain possible
Patchy rain possible
 14° /13° 0.5 mm 4
Next
Important Notice
Our weather forecast for Mykonos in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Mykonos forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Mykonos weather in December vs November vs January

Compare December weather in Mykonos with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
NovemberDecemberJanuary
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Temperatures17°/16°15°/13°14°/12°
Rainfall46 mm114 mm44 mm
Wind38.1 km/h37.5 km/h39 km/h
Humidity71%73%71%
Rainy days13 days20 days12 days
Dry days17 days11 days19 days

Planning a trip to Mykonos? Discover the best time to visit

Mykonos in December - FAQ

What are the expected maximum and minimum temperatures in Mykonos during December?
During December, expect a variety of temperatures with highs around 15° and lows near 13°, suitable for diverse activities and preferences.
How much rainfall should be expected in Mykonos during December?
Significant rainfall exceeding 114.5 mm is expected in Mykonos during December, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Mykonos during December?
The average wind speed in Mykonos during December is 37 km/h, suggesting breezy to windy conditions, depending on your activities.

Mykonos water temperatures in December

The average water temperature of the Mediterranean Sea near Mykonos in December is 18.8 °C. Temperatures remain fairly consistent throughout the month.

What is the water temperature in Mykonos in December?
The average water temperature in Mykonos in December is 18.8 °C.
Can you swim in Mykonos in December?
Refreshing and invigorating. Expect to feel chilled after 10–20 minutes; a shorty wetsuit extends water time, especially at dawn.

What to pack to Mykonos in December?

As you prepare for your trip to Mykonos in December, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Mykonos, during December, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Warm Clothing: Sweaters, hoodies, long pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
    • Umbrellas/Raincoats: For rainy days

December rainfall patterns in Mykonos

Explore the daily rainfall trends and prepare for Mykonoss December weather 💧
Typically, Mykonos has 20 rainy days in December with a total of 114.5 mm of rainfall.

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