Baku vs Tbilisi

Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Baku edges ahead as the better destination in September. Baku offers 10 hours of daily sunshine with only 4 rain days, while Tbilisi sees 10 sunshine hours and 9 rain days.

Baku sits in the comfortable travel range at 25°C. Tbilisi is also comfortable at 24°C.

For travelers who prioritize dry weather, Baku is the stronger choice in September.

Baku reaches an average high of 25°C (77°F) and drops to 20°C (68°F) at night during September. The daily temperature range is 5°C, meaning relatively stable temperatures from day to night.

Tbilisi averages 24°C (75°F) for the high and 14°C (57°F) for the low, with a daily range of 10°C. The two cities feel quite similar in terms of temperature.

Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in September.

Baku receives approximately 22 mm of rainfall across 4 rain days during September. Rain is occasional, so a light rain jacket should suffice.

Tbilisi sees 53 mm over 9 rain days. That makes Baku the drier option by 5 rain days and 31 mm of total precipitation.

Both cities share similar humidity levels at 65%.