Tbilisi, Georgia Climate & Monthly Averages
Tbilisi has a humid subtropical climate. August is the hottest month, averaging 89° by day; January is the coldest at 45°.
Tbilisi's climate is a story of contrasts
Seasons are the whole story in Tbilisi. The gap between an average August and an average January is 24°C - hot, humid summers and generally mild winters - which in practice means 89°F (32°C) afternoons at one end of the calendar and 45°F (7°C) at the other.
August
89° by day 69° at nightJanuary
45° by day 30° at nightThe two ends of the year
May is the wettest month at 3.8 inches (97 mm) over 14 days; January is the driest. January bottoms out at 45°F (7°C) in daylight, 30°F (-1°C) after dark. Warmth peaks in August: highs of 89°F (32°C), lows of 69°F (20°C). Between the average August and the average January lie 24°C, a wider spread than roughly 77% of the cities we track.
Three of the twelve months pair mild highs with fewer than twelve wet days; the longest unbroken run is September through October. Sunshine averages 9.4 hours a day over the year, peaking in July at 12.5 hours. Average lows drop to freezing in one month of the year, January. Across the gridded 2015-2024 daily record, the highest daily maximum for this location was 104°F (40°C) and the lowest daily minimum 13°F (-10°C).
More climate facts for Tbilisi
- Hottest month: August - highs near 89°F (32°C)
- Coldest month: January - highs near 45°F (7°C)
- Decade extremes (2015-2024): 104°F (40°C) high · 13°F (-10°C) low
- Wettest month: May (14 rainy days) · Sunniest: July (12.5 h sun/day)
- Climate type: humid subtropical
- Annual swing: 24°C between the average warmest and coolest month · day to night: 10°C
- Snow: about 9 days a year
- Months averaging 30°C or hotter: 2
- Average humidity: 66%
Four distinct parts of the year in Tbilisi
Spring (March through May)
Through spring, Tbilisi is mild: 64°F (18°C) by day, 46°F (8°C) after dark, and rain falls on around 36 of the 90 days, plus about 3 snowy days.
Summer (June through August)
Through summer, Tbilisi brings hot afternoons: 87°F (31°C) by day, 67°F (19°C) after dark, and expect showers on roughly 22 days across the season. Daylight is generous - around 12.3 hours of sun a day.
Fall (September through November)
Fall runs cool rather than cold here - highs near 66°F (19°C), nights near 50°F (10°C), and expect showers on roughly 23 days across the season.
Winter (December through February)
Winter in Tbilisi is brisk and cold, with daytime highs averaging 47°F (8°C) and nights around 32°F (0°C); rain comes on about 16 days over the three months, plus about 6 snowy days.
Tbilisi temperature extremes in the 2015–2024 dataset
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ. Need another precipitation unit? Use the rainfall converter.
Choosing a season in Tbilisi
Best time to visit Tbilisi
September to October and April is the sweet spot for Tbilisi - warm days, manageable rainfall and plenty of daylight line up. Expect 73°F (23°C) in the afternoon and around 9 days of rain in a typical month of it. For the same question asked the other way round, see where else is warm in September.
What to pack
Pack for Tbilisi with light clothing for the warm months, a warm jacket and layers for the cooler season and a compact umbrella or rain shell. Note the gap between afternoon and night: August pairs 89°F (32°C) with 69°F (20°C).
Monthly highs, lows and seasonal change
| Month | High | Low | Rain days | Precipitation | Sunshine | Daylight | Wet-day chance | Humidity |
|---|---|---|---|---|---|---|---|---|
| January | 45° | 30° | 5 | 0.8 in | 7.2 h/day | 9.5 h | 16% | 69% |
| February | 49° | 32° | 5 | 0.9 in | 7.8 h/day | 10.5 h | 18% | 71% |
| March | 55° | 37° | 11 | 2.5 in | 8.2 h/day | 11.8 h | 35% | 70% |
| April | 65° | 46° | 11 | 2.8 in | 9.6 h/day | 13.3 h | 36% | 66% |
| May | 73° | 54° | 14 | 3.8 in | 10.9 h/day | 14.5 h | 46% | 67% |
| June | 84° | 64° | 10 | 2.5 in | 12.4 h/day | 15.2 h | 33% | 61% |
| July | 88° | 68° | 7 | 1.9 in | 12.5 h/day | 14.9 h | 23% | 57% |
| August | 89° | 69° | 5 | 1.2 in | 11.9 h/day | 13.8 h | 16% | 52% |
| September | 79° | 61° | 8 | 2.1 in | 10.1 h/day | 12.4 h | 26% | 62% |
| October | 66° | 50° | 9 | 2.3 in | 8.0 h/day | 11.0 h | 28% | 72% |
| November | 55° | 40° | 6 | 1.7 in | 7.2 h/day | 9.8 h | 21% | 75% |
| December | 46° | 33° | 6 | 0.9 in | 6.5 h/day | 9.2 h | 19% | 75% |
Tbilisi from the coldest month to the hottest
Each card shows the average high and low. The bar places that month between Tbilisi's coldest night and warmest afternoon.
January
- Rain
- 5 days
- Sunshine
- 7.2 h
- Daylight
- 9.5 h
- Snow
- 2 days
February
- Rain
- 5 days
- Sunshine
- 7.8 h
- Daylight
- 10.5 h
- Snow
- 3 days
March
- Rain
- 11 days
- Sunshine
- 8.2 h
- Daylight
- 11.8 h
- Snow
- 3 days
April
- Rain
- 11 days
- Sunshine
- 9.6 h
- Daylight
- 13.3 h
May
- Rain
- 14 days
- Sunshine
- 10.9 h
- Daylight
- 14.5 h
June
- Rain
- 10 days
- Sunshine
- 12.4 h
- Daylight
- 15.2 h
July
- Rain
- 7 days
- Sunshine
- 12.5 h
- Daylight
- 14.9 h
August
- Rain
- 5 days
- Sunshine
- 11.9 h
- Daylight
- 13.8 h
September
- Rain
- 8 days
- Sunshine
- 10.1 h
- Daylight
- 12.4 h
October
- Rain
- 9 days
- Sunshine
- 8.0 h
- Daylight
- 11.0 h
November
- Rain
- 6 days
- Sunshine
- 7.2 h
- Daylight
- 9.8 h
December
- Rain
- 6 days
- Sunshine
- 6.5 h
- Daylight
- 9.2 h
- Snow
- 1 day
Looking for warmer alternatives? Browse warm places by month, or compare Tbilisi's coolest part of the year: January, December, February.
Where Tbilisi sits among other climates
- Tbilisi sits close to the middle of our dataset on most measures: 57°F (14°C) as an annual average, 23.3 inches (592 mm) of precipitation and 9.4 hours of sun a day.
These comparisons use the same ten-year window for every city in the dataset.