Tbilisi, Georgia Weather
Tbilisi hourly forecast: next 24 hours
Today's high of 81°F (27°C) is right in line with the typical September high of 79°F (26°C).
Current conditions in detail
Tbilisi weather tomorrow (Thursday, September 17)
Tomorrow in Tbilisi looks sunny, with a high of 79° and an overnight low of 60°. Precipitation chance is modest at 36%. Winds top out near 8 mph, and the UV index reaches 7 (high).
Tbilisi 14-day forecast
About the weather in 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.
Tbilisi weather: 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).
Season by season
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.
Average temperatures in Tbilisi by month
| 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% |