Monthly Climate
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Best time to visit Tbilisi

September is the best time to visit Tbilisi for general sightseeing, with average highs of 25 °C and about 8 wet days.

It depends what you are going for

One month rarely wins on everything. These are the best months on each measure taken on its own.

If you want Best month On that measure
Sightseeing and walking September comfort 91/100
The least cloud July 38 % average cloud cover
The least rain January 25 mm
Warmth August 30 °C
Cooler weather January 5.5 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days
1 September 91 25 °C 8
2 June 84 26 °C 10
3 May 80 22 °C 15
4 October 80 18 °C 9
5 August 78 30 °C 7
6 July 78 30 °C 8
7 April 66 17 °C 14
8 November 53 12 °C 7
9 March 47 11 °C 11
10 February 36 6.7 °C 7
11 December 35 6.6 °C 6
12 January 35 5.5 °C 6

When to think twice

January scores lowest with about 6 wet days and highs near 5.5 °C. That does not make it a bad month — it depends entirely on what you are travelling for. The numbers are all here; the judgement is yours.

The full year

Month Avg high Rainfall Cloud
January 5.5 °C 25 mm 56 %
February 6.7 °C 29 mm 58 %
March 11.3 °C 60 mm 62 %
April 16.7 °C 101 mm 64 %
May 21.5 °C 109 mm 62 %
June 26.4 °C 73 mm 47 %
July 29.6 °C 47 mm 38 %
August 29.8 °C 47 mm 38 %
September 24.6 °C 53 mm 44 %
October 18.4 °C 65 mm 53 %
November 11.5 °C 43 mm 54 %
December 6.6 °C 29 mm 56 %

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: comfort score, beach score, season boundaries. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.