İzmir weather in December
Temperature, sea and sunshine in December: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in December
Fair
Best time to visit: April – May, September – October
What is the weather like in İzmir in December?
In December, İzmir is cool: daytime highs average 13 °C, and nights cool down to about 5 °C. The sea averages 17.7 °C – bracing, so a wetsuit helps for longer swims. Expect around 4 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 127 mm in total. All in all, December is a so-so month for a holiday in İzmir.
December compared
How the weather changes from November to January. Tap a month to open it.
| NovemberNov | DecemberDec | JanuaryJan | |
|---|---|---|---|
| Score | 78 | 41 | 36 |
| Day | 18° | 13° | 11° |
| Night | 9° | 5° | 3° |
| Sea | 19° | 18° | 17° |
| Sun | 6 h | 4 h | 5 h |
| Rain days | 9 | 12 | 11 |
More details for December
- Daylight
- 9 h 31 min08:21 – 17:52
- UV index
- 2 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 15 km/haverage daily peakAll months
- Cloud cover
- 54 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC+3Europe/Istanbul
How the score comes together
- Temperatureweight 50 %47 %
- Sunshineweight 20 %20 %
- Few rainy daysweight 30 %44 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in December
- A jumper for the evenings
- Rain jacket or umbrella
İzmir in December: quick answers
Is İzmir hot in December?
No. In December, İzmir is cool: daytime highs average 13 °C and nights drop to about 5 °C.
Can you swim in İzmir in December?
Only if you don't mind cold water: in December the sea averages just 17.7 °C. Comfortable swimming is possible from June to October.
Does it rain much in İzmir in December?
Rain is frequent, with about 12 rainy days and 127 mm in total.
İzmir month by month
The whole year in İzmirAll destinations: TurkeyWhere to go in DecemberSea temperature in December
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences