Tkvarcheli's average temperature over the last 30 years is around 12.9°C. Aug is typically the hottest month and Jan the coldest, with total annual rainfall averaging about 2004 mm.
| Year | Max Temp | Min Temp | Precipitation |
|---|---|---|---|
| 2025 | 35°C | -8°C | 1663 mm |
| 2024 | 34°C | -8°C | 2198 mm |
| 2023 | 34°C | -9°C | 2208 mm |
| 2022 | 37°C | -8°C | 2252 mm |
| 2021 | 33°C | -7°C | 2572 mm |
| 2020 | 34°C | -11°C | 1969 mm |
| 2019 | 33°C | -3°C | 2203 mm |
| 2018 | 33°C | -2°C | 2238 mm |
| 2017 | 35°C | -10°C | 2539 mm |
| 2016 | 32°C | -13°C | 2007 mm |
| 2015 | 35°C | -15°C | 1526 mm |
| 2014 | 34°C | -11°C | 1687 mm |
| 2013 | 31°C | -13°C | 2166 mm |
| 2012 | 34°C | -14°C | 1690 mm |
| 2011 | 35°C | -13°C | 1926 mm |
| 2010 | 35°C | -16°C | 1944 mm |
| 2009 | 32°C | -11°C | 2135 mm |
| 2008 | 33°C | -14°C | 1907 mm |
| 2007 | 34°C | -10°C | 2063 mm |
| 2006 | 35°C | -14°C | 2266 mm |
| 2005 | 34°C | -11°C | 2219 mm |
| 2004 | 30°C | -12°C | 2101 mm |
| 2003 | 32°C | -13°C | 1842 mm |
| 2002 | 32°C | -15°C | 1829 mm |
| 2001 | 34°C | -14°C | 2015 mm |
| 2000 | 38°C | -13°C | 1619 mm |
| 1999 | 34°C | -8°C | 1834 mm |
| 1998 | 32°C | -13°C | 1636 mm |
| 1997 | 31°C | -11°C | 2084 mm |
| 1996 | 33°C | -14°C | 1805 mm |
| Month | Avg High | Avg Low | Rainfall |
|---|---|---|---|
| Jan | 8°C | -1°C | 149 mm |
| Feb | 8°C | -1°C | 146 mm |
| Mar | 11°C | 2°C | 193 mm |
| Apr | 16°C | 6°C | 157 mm |
| May | 21°C | 11°C | 186 mm |
| Jun | 24°C | 16°C | 198 mm |
| Jul | 26°C | 18°C | 203 mm |
| Aug | 27°C | 19°C | 151 mm |
| Sep | 23°C | 15°C | 168 mm |
| Oct | 19°C | 10°C | 163 mm |
| Nov | 14°C | 5°C | 139 mm |
| Dec | 10°C | 1°C | 151 mm |