Tbilisi, Georgia Climate & Monthly Averages
The climate of Tbilisi
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.
Climate quick facts
- 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%
Temperatures through 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.
Rain, sun and snow
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).
How Tbilisi compares
- 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.
Ranked against every city in our dataset, each measured on the same ten-year window.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 45° | 30° | 5 | 0.8 in | 7.2 h/day | 69% |
| February | 49° | 32° | 5 | 0.9 in | 7.8 h/day | 71% |
| March | 55° | 37° | 11 | 2.5 in | 8.2 h/day | 70% |
| April | 65° | 46° | 11 | 2.8 in | 9.6 h/day | 66% |
| May | 73° | 54° | 14 | 3.8 in | 10.9 h/day | 67% |
| June | 84° | 64° | 10 | 2.5 in | 12.4 h/day | 61% |
| July | 88° | 68° | 7 | 1.9 in | 12.5 h/day | 57% |
| August | 89° | 69° | 5 | 1.2 in | 11.9 h/day | 52% |
| September | 79° | 61° | 8 | 2.1 in | 10.1 h/day | 62% |
| October | 66° | 50° | 9 | 2.3 in | 8.0 h/day | 72% |
| November | 55° | 40° | 6 | 1.7 in | 7.2 h/day | 75% |
| December | 46° | 33° | 6 | 0.9 in | 6.5 h/day | 75% |
Tbilisi month by month
Tbilisi weather in January
January brings highs around 45°F (7°C), lows near 30°F (-1°C), about 5 wet days and roughly 2 snowy days - typically the coldest month and the driest month of the year in Tbilisi.
Tbilisi weather in February
February brings highs around 49°F (9°C), lows near 32°F (0°C), about 5 wet days and roughly 3 snowy days.
Tbilisi weather in March
March brings highs around 55°F (13°C), lows near 37°F (3°C), about 11 wet days and roughly 3 snowy days.
Tbilisi weather in April
April brings highs around 65°F (18°C), lows near 46°F (8°C), about 11 wet days.
Tbilisi weather in May
May brings highs around 73°F (23°C), lows near 54°F (12°C), about 14 wet days - typically the wettest month of the year in Tbilisi.
Tbilisi weather in June
June brings highs around 84°F (29°C), lows near 64°F (18°C), about 10 wet days.
Tbilisi weather in July
July brings highs around 88°F (31°C), lows near 68°F (20°C), about 7 wet days - typically the sunniest month of the year in Tbilisi.
Tbilisi weather in August
August brings highs around 89°F (32°C), lows near 69°F (20°C), about 5 wet days - typically the hottest month of the year in Tbilisi.
Tbilisi weather in September
September brings highs around 79°F (26°C), lows near 61°F (16°C), about 8 wet days.
Tbilisi weather in October
October brings highs around 66°F (19°C), lows near 50°F (10°C), about 9 wet days.
Tbilisi weather in November
November brings highs around 55°F (13°C), lows near 40°F (4°C), about 6 wet days.
Tbilisi weather in December
December brings highs around 46°F (8°C), lows near 33°F (0°C), about 6 wet days and roughly 1 snowy days.
Seasons 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.
Climate questions, answered
How many rainy days does Tbilisi get in a year?
What is the average temperature in Tbilisi?
What should I wear in Tbilisi?
How hot does Tbilisi get in summer?
Is Tbilisi humid?
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.
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).
Tbilisi temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.