The most comfortable time to visit Tbilisi is from late April to mid June, and again from September to early October. For sun, aim for August; for walking, go from April to May.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
For sun, go in August. It peaks in late August, at 64. Avoid mid October to early May for this: it falls to 0, mostly because it is too cool. The clearest skies come in August, when the sky is typically 42% covered at midday (partly cloudy).
The being outside season here runs from late April to mid June, with a second spell from September to early October. It peaks in mid September, at 75. The weakest stretch is from late November to early March, when it drops to 0, mostly because it is too cold.
For walking, go from April to May, with a second spell from late September to early November. It peaks in early October, at 76. Avoid early August for this: it falls to 9, mostly because it is too warm.
The year, measured
The average temperature in Tbilisi over the whole year is 13°C. August is the hottest month, with highs of about 29°C; January is the coldest, with lows of about -1°C. Tbilisi has no sharply defined rainy season: the chance of rain on a given day runs from 8% in August, the driest month, to 20% in May, the wettest. Winds in Tbilisi are highest in March, averaging 3.7 m/s (13 km/h), and lightest in October, at 2.9 m/s (10 km/h). The prevailing wind is from the SE. The clearest skies in Tbilisi come in August, when the sky is typically 49% covered; March is the cloudiest month, at 71%.
Month by month Tbilisi climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 5°C | -1°C | 0°C | 16% | 65% | 3.0 m/s | 0 | 0 | 15 |
| February | 7°C | 0°C | 2°C | 14% | 65% | 3.3 m/s | 2 | 0 | 24 |
| March | 11°C | 4°C | 6°C | 15% | 71% | 3.7 m/s | 9 | 0 | 46 |
| April | 16°C | 8°C | 13°C | 19% | 66% | 3.4 m/s | 41 | 2 | 69 |
| May | 20°C | 13°C | 18°C | 20% | 67% | 3.5 m/s | 65 | 13 | 66 |
| June | 26°C | 17°C | 25°C | 12% | 59% | 3.3 m/s | 60 | 47 | 33 |
| July | 28°C | 20°C | 27°C | 10% | 57% | 3.3 m/s | 47 | 52 | 21 |
| August | 29°C | 19°C | 29°C | 8% | 49% | 3.0 m/s | 39 | 61 | 14 |
| September | 24°C | 15°C | 22°C | 11% | 58% | 3.0 m/s | 70 | 31 | 52 |
| October | 17°C | 9°C | 14°C | 14% | 64% | 2.9 m/s | 50 | 2 | 74 |
| November | 11°C | 4°C | 7°C | 14% | 60% | 2.9 m/s | 12 | 0 | 53 |
| December | 6°C | 0°C | 2°C | 11% | 65% | 2.9 m/s | 1 | 0 | 17 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Tbilisi weather by season
Year round, Tbilisi has days of about 5°C at their warmest in January, its coolest month, and 29°C in August, its warmest; the coolest hours of the day run from -1°C to 20°C through the year, and the average temperature over the year is 13°C around the clock. Rain is most likely around May and least likely around August. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Tbilisi weather in winterDecember to February
Winter in Tbilisi has typical daily highs of about 6°C and lows of about -0°C, with a 14% chance of rain on a given day.
Tbilisi weather in springMarch to May
Spring in Tbilisi has typical daily highs of about 16°C and lows of about 8°C, with a 18% chance of rain on a given day.
Tbilisi weather in summerJune to August
Summer in Tbilisi has typical daily highs of about 28°C and lows of about 19°C, with a 10% chance of rain on a given day.
Tbilisi weather in autumnSeptember to November
Autumn in Tbilisi has typical daily highs of about 17°C and lows of about 9°C, with a 13% chance of rain on a given day.
When is the rainy season in Tbilisi?
Tbilisi has no sharply defined rainy season: the chance of rain on a given day runs from 8% in August, the driest month, to 20% in May, the wettest.
What time of year is Tbilisi windiest?
Winds in Tbilisi are highest in March, averaging 3.7 m/s (13 km/h), and lightest in October, at 2.9 m/s (10 km/h). The prevailing wind is from the SE.
What is the average temperature in Tbilisi year round?
The average temperature in Tbilisi over the whole year is 13°C. August is the hottest month, with highs of about 29°C; January is the coldest, with lows of about -1°C.
Where to go instead in early January, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.