Sno's average temperature over the last 30 years is around 0.2°C. Aug is typically the hottest month and Jan the coldest, with total annual rainfall averaging about 996 mm.
| Year | Max Temp | Min Temp | Precipitation |
|---|---|---|---|
| 2025 | 21°C | -31°C | 1095 mm |
| 2024 | 19°C | -31°C | 1076 mm |
| 2023 | 21°C | -25°C | 1329 mm |
| 2022 | 20°C | -28°C | 977 mm |
| 2021 | 20°C | -27°C | 1470 mm |
| 2020 | 19°C | -27°C | 1109 mm |
| 2019 | 20°C | -22°C | 1039 mm |
| 2018 | 21°C | -23°C | 1347 mm |
| 2017 | 21°C | -29°C | 1142 mm |
| 2016 | 20°C | -26°C | 1050 mm |
| 2015 | 22°C | -26°C | 914 mm |
| 2014 | 21°C | -27°C | 862 mm |
| 2013 | 19°C | -29°C | 963 mm |
| 2012 | 20°C | -24°C | 790 mm |
| 2011 | 24°C | -28°C | 871 mm |
| 2010 | 22°C | -25°C | 820 mm |
| 2009 | 19°C | -28°C | 1035 mm |
| 2008 | 20°C | -29°C | 884 mm |
| 2007 | 21°C | -26°C | 928 mm |
| 2006 | 23°C | -27°C | 962 mm |
| 2005 | 20°C | -24°C | 1211 mm |
| 2004 | 19°C | -28°C | 789 mm |
| 2003 | 20°C | -24°C | 889 mm |
| 2002 | 19°C | -27°C | 1031 mm |
| 2001 | 21°C | -25°C | 794 mm |
| 2000 | 24°C | -25°C | 809 mm |
| 1999 | 22°C | -20°C | 764 mm |
| 1998 | 22°C | -27°C | 855 mm |
| 1997 | 19°C | -24°C | 1009 mm |
| 1996 | 20°C | -23°C | 1084 mm |
| Month | Avg High | Avg Low | Rainfall |
|---|---|---|---|
| Jan | -7°C | -15°C | 41 mm |
| Feb | -6°C | -14°C | 43 mm |
| Mar | -3°C | -10°C | 92 mm |
| Apr | 2°C | -5°C | 116 mm |
| May | 7°C | -1°C | 123 mm |
| Jun | 13°C | 4°C | 131 mm |
| Jul | 15°C | 7°C | 119 mm |
| Aug | 16°C | 8°C | 82 mm |
| Sep | 11°C | 3°C | 82 mm |
| Oct | 6°C | -2°C | 74 mm |
| Nov | 0°C | -8°C | 46 mm |
| Dec | -5°C | -13°C | 47 mm |