| Month | Average (°C) | Record (°C) | Average (cm) | |||
|---|---|---|---|---|---|---|
| High ☀️ | Low 🌙 | High ☀️ | Low 🌙 | Precipitation 💧 | Snow ❄️ | |
| January | 0.5 | -4.2 | 11.1 | -30.0 | 13.9 | 42.7 |
| February | 3.4 | -2.7 | 16.0 | -27.2 | 7.5 | 23.6 |
| March | 7.3 | -0.8 | 22.5 | -18.9 | 7.5 | 11.3 |
| April | 12.5 | 2.2 | 29.5 | -8.3 | 5.7 | 1.0 |
| May | 17.6 | 6.1 | 35.0 | -6.7 | 4.8 | 0.0 |
| June | 20.1 | 9.7 | 37.0 | -1.1 | 4.8 | 0.0 |
| July | 22.4 | 12.0 | 38.5 | 1.7 | 4.7 | 0.0 |
| August | 22.4 | 11.9 | 36.7 | -2.8 | 6.1 | 0.0 |
| September | 17.3 | 8.6 | 33.3 | -5.6 | 10.4 | 0.0 |
| October | 10.5 | 4.1 | 23.3 | -13.9 | 17.0 | 1.3 |
| November | 4.4 | 0.2 | 18.9 | -18.5 | 16.5 | 27.4 |
| December | 0.8 | -3.2 | 11.5 | -26.7 | 14.1 | 43.1 |
| Entire year | 11.6 | 3.7 | 38.5 | -30.0 | 112.1 | 150.7 |
|
More Terrace Weather Records
1912–2024
|
||
|---|---|---|
| Highest daily low | 22.2 °C | August 24, 1945 |
| Lowest daily high | -23.3 °C | January 31, 1947 |
| Greatest daily range (Difference of high and low) |
30.0 °C | August 24, 1938 |
| Greatest difference in daily high over two conscutive days |
17.2 °C | Mar 3–4, 1951 |
| Most daily precipitation | 11.7 cm | December 1, 1933 |
| Most monthly precipitation | 41.9 cm | December 1923 |
| Most yearly precipitation | 176.0 cm | 1939 |
| Most yearly days with precipitation | 240 | 2007 |
| Earliest snow in season | October 5 | 1956 |
| Latest snow in season | May 11 | 1958 |
| Most daily snow | 66.8 cm | February 18, 1972 |
| Most monthly snow | 256.4 cm | December 1957 |
| Most yearly snow | 545.4 cm | 1956 |
| Most snow in a winter | 528.6 cm | 1965–1966 |
| Greatest snow accumulation | 160.0 cm | February 5, 1968 |
| Earliest freeze | August 31 | 1919 |
| Earliest day ≥ 20 °C | March 30 | 2016 |
| Earliest day ≥ 25 °C | April 19 | 1934 |
| Earliest day ≥ 30 °C | May 13 | 1993 |
| Earliest day ≥ 35 °C | May 29 | 1983 |
| Latest freeze | June 9 | 1939 |
| Latest day ≥ 20 °C | October 16 | 2022 |
| Latest day ≥ 25 °C | September 25 | 1947 |
| Latest day ≥ 30 °C | September 10 | 1946 |
| Latest day ≥ 35 °C | August 20 | 1977 |
| Most days in a year < 0 °C | 154 | 1982 |
| Most days in a year ≥ 20 °C | 117 | 1936 |
| Most days in a year ≥ 25 °C | 55 | 1951 |
| Most days in a year ≥ 30 °C | 23 | 1958 |
| Most days in a year ≥ 35 °C | 5 | 1977 |
|
Terrace Weather Streaks
Most consecutive days...
|
||
|---|---|---|
| With precipitation | 34 days | Oct 14 – Nov 16, 2001 |
| Without precipitation | 41 days | Jul 4 – Aug 13, 1952 |
| With snow | 15 days | Nov 27 – Dec 11, 1967 |
| Freezing temperatures High temperature ≤ 0 °C |
48 days | Dec 18, 1968 – Feb 3, 1969 |
| High temperature ≥ 20 °C | 43 days | Aug 1 – Sep 12, 1930 |
| High temperature ≥ 25 °C | 21 days | Jul 20 – Aug 9, 1927 |
| High temperature ≥ 30 °C | 12 days | Jun 8–19, 1969 |
| High temperature ≥ 35 °C | 4 days | Jul 28–31, 2018 |