| Month | Average (°C) | Record (°C) | Average (cm) | |||
|---|---|---|---|---|---|---|
| High ☀️ | Low 🌙 | High ☀️ | Low 🌙 | Precipitation 💧 | Snow ❄️ | |
| January | 1.8 | -3.3 | 17.5 | -26.1 | 2.9 | 14.5 |
| February | 5.7 | -2.7 | 17.0 | -24.4 | 1.9 | 3.2 |
| March | 12.2 | 0.5 | 23.5 | -17.8 | 2.2 | 2.0 |
| April | 17.6 | 4.1 | 32.8 | -7.8 | 2.4 | 0.1 |
| May | 22.7 | 8.7 | 36.0 | -3.9 | 3.8 | 0.0 |
| June | 26.0 | 11.9 | 45.0 | 0.6 | 3.9 | 0.0 |
| July | 30.6 | 14.9 | 41.2 | 4.5 | 2.2 | 0.0 |
| August | 30.0 | 14.1 | 39.5 | 5.0 | 1.4 | 0.0 |
| September | 24.3 | 9.6 | 36.5 | -2.2 | 1.4 | 0.0 |
| October | 15.7 | 4.7 | 28.9 | -10.5 | 2.0 | 0.0 |
| November | 7.1 | 0.2 | 21.1 | -22.5 | 3.2 | 6.7 |
| December | 1.9 | -3.0 | 18.1 | -26.5 | 3.7 | 18.2 |
| Entire year | 16.4 | 5.0 | 45.0 | -26.5 | 30.6 | 45.1 |
|
More Osoyoos Weather Records
1954–2024
|
||
|---|---|---|
| Highest daily low | 25.0 °C | July 21, 1979 |
| Lowest daily high | -20.6 °C | December 28, 1968 |
| Greatest daily range (Difference of high and low) |
27.5 °C | April 27, 1987 |
| Greatest difference in daily high over two conscutive days |
19.0 °C | Dec 14–15, 1979 |
| Most daily precipitation | 5.2 cm | May 26, 1998 |
| Most monthly precipitation | 10.5 cm | May 1998 |
| Most yearly precipitation | 50.6 cm | 1983 |
| Most yearly days with precipitation | 155 | 2009 |
| Earliest snow in season | October 23 | 1984 |
| Latest snow in season | April 2 | 2003 |
| Most daily snow | 29.2 cm | February 3, 1973 |
| Most monthly snow | 74.1 cm | December 1971 |
| Most yearly snow | 137.2 cm | 1965 |
| Most snow in a winter | 120.8 cm | 1964–1965 |
| Greatest snow accumulation | 32.0 cm | January 23, 1982 |
| Earliest freeze | September 17 | 1960 |
| Earliest day ≥ 25 °C | April 2 | 1992 |
| Earliest day ≥ 30 °C | April 24 | 1977 |
| Earliest day ≥ 35 °C | May 15 | 1973 |
| Earliest day ≥ 40 °C | June 26 | 2021 |
| Latest freeze | May 16 | 1974 |
| Latest day ≥ 25 °C | October 13 | 1979 |
| Latest day ≥ 30 °C | September 27 | 1994 |
| Latest day ≥ 35 °C | September 5 | 2020 |
| Most days in a year < 0 °C | 150 | 1955 |
| Most days in a year ≥ 20 °C | 172 | 1994 |
| Most days in a year ≥ 25 °C | 120 | 1998 |
| Most days in a year ≥ 30 °C | 67 | 2023 |
| Most days in a year ≥ 35 °C | 28 | 2021 |
| Most days in a year ≥ 40 °C | 5 | 2021 |
|
Osoyoos Weather Streaks
Most consecutive days...
|
||
|---|---|---|
| With precipitation | 16 days | Dec 19, 2005 – Jan 3, 2006 |
| Without precipitation | 75 days | Aug 13 – Oct 26, 1974 |
| With snow | 11 days | Jan 9–19, 1969 |
| Freezing temperatures High temperature ≤ 0 °C |
33 days | Jan 6 – Feb 7, 1957 |
| High temperature ≥ 20 °C | 123 days | May 31 – Sep 30, 1967 |
| High temperature ≥ 25 °C | 77 days | Jun 23 – Sep 7, 2003 |
| High temperature ≥ 30 °C | 33 days | Jul 13 – Aug 14, 1971 |
| High temperature ≥ 35 °C | 10 days | Jun 25 – Jul 4, 2021 |
| High temperature ≥ 40 °C | 5 days | Jun 26–30, 2021 |