During December, Ayvalık experiences moderate daytime temperatures of 14°C (57°F) and cooler nights around 9°C (48°F). As the wettest month of the year, and part of the winter season, expect frequent rainfall.
If you prefer dry days with pleasant temperatures, May, June, July, August, September and October typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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Pick a month to see the average temperature, rainfall and sunshine in Ayvalık - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Ayvalık typically stay consistent throughout December, with daily highs averaging around 14°C (57°F). Nights are cold, with lows typically ranging from 7°C (45°F) to 9°C (48°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Ayvalık spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
According to our 49 years of weather records for Ayvalık, the following extremes were recorded between 1976 and 2025.
Find out more about the weather in Turkey and which places have the best travel conditions in this month. See all of Turkey in December →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Pack for changing conditions in Ayvalık in December. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Heavy rain is guaranteed, please bring a good poncho and waterproof everything!
We rated the following activities from 1 (least suitable) to 10 (best) to do.
See the full Ayvalık climate overview or explore weather in Turkey.
Where to go in December - average daytime high across popular destinations.
Side
16°C (61°F) Oludeniz16°C (61°F) Alacati
15°C (59°F) Fethiye16°C (61°F) Alanya15°C (59°F) Antalya15°C (59°F) Trabzon11°C (52°F) Istanbul12°C (54°F) Need travel inspiration? Check out our bucket list articles and be inspired.
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