Weather in Tbilisi in September
Average high 26°, low 16° and 49 mm of precipitation on about 9 rainy days — the September average for 2016–2025.
Average high
26°
Average low
16°
Precipitation
49 mm
Rainy days
9 days
Daylight
12.5 h · 06:40–19:11
Days reaching 30°
6 days
Humidity
64%
Wind (daily max)
10 km/h
Record high / low
38° / 6°
The 10-day forecast for Tbilisi
Where to go in September
Popular trips at this time of year, with the weather there and private transfers from Tbilisi.
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Transfer from Tbilisi from 220 ₾Telavi
Grape harvest (Rtveli)
23° / 14°
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Transfer from Tbilisi from 220 ₾Kvareli
Grape harvest (Rtveli)
25° / 15°
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Transfer from Tbilisi from 220 ₾Sighnaghi
Grape harvest (Rtveli)
24° / 15°
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Transfer from Tbilisi from 360 ₾Batumi
Velvet season by the sea
25° / 19°
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Transfer from Tbilisi from 720 ₾Mestia
Mountain hiking
18° / 10°
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Transfer from Tbilisi from 900 ₾Omalo (Tusheti)
Mountain hiking
16° / 8°
Month by month
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Frequently asked questions
What is the weather like in Tbilisi in September?
The average high is 26° and the average low 16°, with 49 mm of precipitation on about 9 days.
Is September a good time to visit Tbilisi?
Yes — highs around 26° make it one of the most comfortable months for sightseeing. Popular trips in September: Telavi, Kvareli, Sighnaghi, Batumi, Mestia, Omalo (Tusheti).
What should I wear in Tbilisi in September?
Summer clothes with a light layer for the evenings. Bring an umbrella or a rain jacket.
How long are the days in Tbilisi in September?
In the middle of the month the sun rises at 06:40 and sets at 19:11, giving about 12.5 hours of daylight.