Sighnaghi's average temperature over the last 30 years is around 11.5°C. Aug is typically the hottest month and Jan the coldest, with total annual rainfall averaging about 893 mm.
| Year | Max Temp | Min Temp | Precipitation |
|---|---|---|---|
| 2025 | 31°C | -12°C | 1098 mm |
| 2024 | 31°C | -11°C | 1104 mm |
| 2023 | 32°C | -7°C | 1193 mm |
| 2022 | 34°C | -8°C | 920 mm |
| 2021 | 33°C | -7°C | 941 mm |
| 2020 | 33°C | -14°C | 897 mm |
| 2019 | 32°C | -5°C | 744 mm |
| 2018 | 34°C | -9°C | 1094 mm |
| 2017 | 35°C | -14°C | 621 mm |
| 2016 | 33°C | -19°C | 948 mm |
| 2015 | 35°C | -13°C | 805 mm |
| 2014 | 36°C | -18°C | 843 mm |
| 2013 | 30°C | -10°C | 738 mm |
| 2012 | 31°C | -18°C | 1100 mm |
| 2011 | 37°C | -12°C | 964 mm |
| 2010 | 34°C | -10°C | 950 mm |
| 2009 | 33°C | -15°C | 951 mm |
| 2008 | 32°C | -11°C | 897 mm |
| 2007 | 31°C | -11°C | 852 mm |
| 2006 | 35°C | -11°C | 841 mm |
| 2005 | 33°C | -10°C | 906 mm |
| 2004 | 31°C | -8°C | 740 mm |
| 2003 | 32°C | -10°C | 932 mm |
| 2002 | 32°C | -20°C | 938 mm |
| 2001 | 35°C | -15°C | 723 mm |
| 2000 | 36°C | -17°C | 683 mm |
| 1999 | 36°C | -6°C | 699 mm |
| 1998 | 35°C | -10°C | 663 mm |
| 1997 | 30°C | -14°C | 1256 mm |
| 1996 | 32°C | -8°C | 783 mm |
| Month | Avg High | Avg Low | Rainfall |
|---|---|---|---|
| Jan | 5°C | -4°C | 26 mm |
| Feb | 6°C | -3°C | 33 mm |
| Mar | 10°C | 1°C | 73 mm |
| Apr | 15°C | 6°C | 104 mm |
| May | 20°C | 10°C | 152 mm |
| Jun | 25°C | 15°C | 113 mm |
| Jul | 27°C | 18°C | 89 mm |
| Aug | 28°C | 18°C | 66 mm |
| Sep | 22°C | 14°C | 94 mm |
| Oct | 17°C | 8°C | 77 mm |
| Nov | 11°C | 2°C | 41 mm |
| Dec | 6°C | -2°C | 25 mm |