Istanbul vs Bali

Istanbul and Bali are closely matched in December. Neither city has a clear advantage across all metrics. Your decision should come down to personal preference, cultural interests, and travel logistics rather than weather alone.

Istanbul is on the cooler side at 10°C, requiring warmer clothing. Bali is also comfortable at 28°C.

For travelers who prioritize dry weather, Istanbul is the stronger choice in December. Bali receives 4 more hours of sunshine per day, which matters for sightseeing and outdoor activities.

Istanbul reaches an average high of 10°C (50°F) and drops to 6°C (43°F) at night during December. The daily temperature range is 4°C, meaning relatively stable temperatures from day to night.

Bali averages 28°C (82°F) for the high and 25°C (77°F) for the low, with a daily range of 3°C. There is a notable 18°C gap between the two cities, so expect a very different feel.

Istanbul is in the Northern Hemisphere while Bali is in the Southern Hemisphere. This means they experience opposite seasons, which explains any large temperature difference.

Istanbul receives approximately 99 mm of rainfall across 13 rain days during December. You can expect rain roughly every other day.

Bali sees 352 mm over 28 rain days. That makes Istanbul the drier option by 15 rain days and 253 mm of total precipitation.

Humidity also differs: Istanbul averages 65% while Bali sits at 82%. Bali will feel muggier, especially at higher temperatures.