Climate of Tbilisi by month
Average temperature, rainfall and sunshine by month, based on the last 10 years (2016–2025). The warmest month is August (30°), the coolest is January (−2°).
Temperature and rainfall through the year
Average high Average low Rainfall per month
Climate table
| Month | Average high | Average low | Rainfall per month | Rainy days | Sunshine hours/day |
|---|---|---|---|---|---|
| January | 6° | −2° | 21 mm | 5.4 | 7.1 |
| February | 8° | −1° | 22 mm | 5.2 | 7.6 |
| March | 12° | 2° | 69 mm | 10.9 | 8.1 |
| April | 17° | 7° | 74 mm | 11.5 | 9.3 |
| May | 21° | 11° | 109 mm | 13.6 | 10.7 |
| June | 27° | 16° | 77 mm | 9.5 | 12.2 |
| July | 30° | 19° | 51 mm | 7.1 | 12.2 |
| August | 30° | 19° | 26 mm | 4.9 | 11.9 |
| September | 24° | 15° | 61 mm | 7.9 | 9.7 |
| October | 18° | 9° | 48 mm | 8.4 | 8.0 |
| November | 12° | 4° | 45 mm | 5.8 | 7.2 |
| December | 7° | 0° | 31 mm | 6.7 | 6.3 |
10-year averages (2016–2025). Data: ERA5 / Open-Meteo.
Climate summary
The warmest month is August, with an average daytime high of 30°. The coolest is January, when the average night-time low drops to −2°.
Annual rainfall is about 634 mm. The wettest month is May (about 109 mm), the driest is January (21 mm).
Combining temperature and rainfall, the most comfortable months are: May, September, October.
Frequently asked questions
- What is the hottest month in Tbilisi?
- August: the average daily high is 30°.
- When does it rain the most in Tbilisi?
- May is the wettest month, with about 109 mm of rain.
- When is the best time to visit Tbilisi?
- Based on temperature and rainfall, the most comfortable months are: May, September, October.