Weather in Ionian Islands for December 2026
In general, the average temperature in Ionian Islands at the beginning of December is 15.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 14.1 °C by the end of December.
The climate of Ionian Islands in December is notably wet, with an average of 13 rainy days, and a total of 199.8 mm of precipitation.
Is December a good time to visit Ionian Islands? check out the best time to travel to Ionian Islands page.
✨ Is December a good time to visit Ionian Islands? – Ask the AI Weatherman
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Ionian Islands Weather December
What’s the Weather Like in Ionian Islands This December?
Temperatures trend during December in Ionian Islands
December weather in Ionian Islands day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Patchy rain possible | 15° /12° | 0.6 mm | 2 | |
| 2 Dec. | Patchy rain possible | 16° /13° | 1.3 mm | 2 | |
| 3 Dec. |  Moderate rain | 16° /13° | 14.2 mm | 2 | |
| 4 Dec. | Moderate rain | 16° /13° | 12.7 mm | 2 | |
| 5 Dec. |  Light rain | 15° /12° | 9.5 mm | 2 | |
| 6 Dec. | Moderate rain | 15° /12° | 12.8 mm | 2 | |
| 7 Dec. | Light rain | 14° /12° | 5.8 mm | 1.9 | |
| 8 Dec. | Light rain | 14° /13° | 6.7 mm | 1.9 | |
| 9 Dec. | Moderate rain | 15° /12° | 13.5 mm | 1.9 | |
| 10 Dec. | Moderate rain | 15° /12° | 24.4 mm | 1.9 | |
| 11 Dec. | Moderate rain | 15° /12° | 22.2 mm | 1.9 | |
| 12 Dec. | Light rain | 14° /12° | 3.1 mm | 1.9 | |
| 13 Dec. | Patchy rain possible | 14° /12° | 1.8 mm | 1.9 | |
| 14 Dec. |  Moderate or heavy rain shower | 15° /12° | 7.9 mm | 1.9 | |
| 15 Dec. | Light rain | 15° /12° | 6.1 mm | 1.9 | |
| 16 Dec. | Patchy rain possible | 15° /11° | 2.4 mm | 1.9 | |
| 17 Dec. | Patchy rain possible | 15° /12° | 1.2 mm | 1.8 | |
| 18 Dec. |  Partly cloudy | 14° /11° | 0 mm | 1.8 | |
| 19 Dec. | Partly cloudy | 14° /11° | 0 mm | 1.8 | |
| 20 Dec. | Patchy rain possible | 14° /12° | 1.6 mm | 1.8 | |
| 21 Dec. | Light rain | 14° /11° | 4.1 mm | 1.8 | |
| 22 Dec. | Light rain shower | 13° /11° | 0.5 mm | 1.8 | |
| 23 Dec. | Light rain | 14° /11° | 8.8 mm | 1.8 | |
| 24 Dec. | Light rain | 13° /11° | 8.2 mm | 1.8 | |
| 25 Dec. | Patchy rain possible | 14° /11° | 1.1 mm | 1.8 | |
| 26 Dec. | Moderate or heavy rain shower | 15° /12° | 6.3 mm | 1.9 | |
| 27 Dec. | Moderate rain | 14° /12° | 13.8 mm | 1.9 | |
| 28 Dec. | Light rain | 14° /11° | 2.9 mm | 1.9 | |
| 29 Dec. | Patchy rain possible | 14° /11° | 1.4 mm | 1.9 | |
| 30 Dec. | Patchy rain possible | 14° /11° | 1.4 mm | 1.9 | |
| 31 Dec. | Light rain | 14° /10° | 3.5 mm | 1.9 | |
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Ionian Islands weather in December vs November vs January
| November | December | January | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 18°/15° | 14°/12° | 13°/10° |
| Rainfall | 256 mm | 200 mm | 205 mm |
| Wind | 21.1 km/h | 16.9 km/h | 21 km/h |
| Humidity | 68% | 70% | 69% |
| Rainy days | 15 days | 13 days | 16 days |
| Dry days | 15 days | 18 days | 15 days |
Planning a trip to Ionian Islands? Discover the best time to visit
Ionian Islands in December - FAQ
What are the expected maximum and minimum temperatures in Ionian Islands during December?
How much rainfall should be expected in Ionian Islands during December?
What are the typical wind conditions in Ionian Islands during December?
Ionian Islands water temperatures in December
The average water temperature of the Ionian Sea near Ionian Islands in December is 18 °C. At the beginning of December temperatures are around 18.2 °C; by the end of the month they stay fairly steady and reach 17.7 °C.
- What is the water temperature in Ionian Islands in December?
- The average water temperature in Ionian Islands in December is 18 °C.
- Can you swim in Ionian Islands in December?
- Brisk: quick dips and active swimming are fine, but pack a 2–3 mm spring suit if you plan longer sessions or early-morning outings.
December rainfall patterns in Ionian Islands
What to pack to Ionian Islands in December?
Mild · highs around 14 °C, frequent showers
As you prepare for your trip to Ionian Islands 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 Ionian Islands, during December, is comfortable and enjoyable, regardless of the weather conditions.