| Month | Average (°C) | Record (°C) | Average (cm) | |||
|---|---|---|---|---|---|---|
| High ☀️ | Low 🌙 | High ☀️ | Low 🌙 | Precipitation 💧 | Snow ❄️ | |
| January | -2.8 | -11.4 | 15.1 | -30.6 | 10.0 | 72.4 |
| February | -2.6 | -11.3 | 13.3 | -29.8 | 9.1 | 69.6 |
| March | 1.1 | -6.8 | 24.5 | -26.1 | 8.4 | 44.2 |
| April | 7.3 | -1.3 | 26.7 | -15.0 | 8.1 | 20.8 |
| May | 14.3 | 4.0 | 31.2 | -6.7 | 7.9 | 2.0 |
| June | 19.6 | 9.6 | 32.2 | -1.3 | 8.8 | 0.1 |
| July | 23.6 | 14.4 | 33.9 | 2.8 | 7.4 | 0.0 |
| August | 23.4 | 14.1 | 36.7 | 4.1 | 10.2 | 0.0 |
| September | 19.1 | 9.9 | 31.5 | -1.4 | 9.3 | 0.0 |
| October | 12.8 | 4.8 | 26.7 | -6.7 | 11.7 | 1.2 |
| November | 6.7 | -0.3 | 21.3 | -15.2 | 11.3 | 20.9 |
| December | 1.1 | -6.0 | 16.7 | -28.1 | 12.4 | 62.5 |
| Entire year | 10.3 | 1.7 | 36.7 | -30.6 | 113.3 | 288.9 |
|
More Charlottetown Weather Records
1910–2024
|
||
|---|---|---|
| Highest daily low | 22.8 °C | July 10, 1910 |
| Lowest daily high | -22.8 °C | December 30, 1933 |
| Greatest daily range (Difference of high and low) |
30.0 °C | February 1, 1951 |
| Greatest difference in daily high over two conscutive days |
23.9 °C | Jan 20–21, 1946 |
| Most daily precipitation | 16.4 cm | September 22, 1942 |
| Most monthly precipitation | 32.1 cm | October 2011 |
| Most yearly precipitation | 157.9 cm | 1990 |
| Most yearly days with precipitation | 208 | 1996 |
| Earliest snow in season | September 27 | 1989 |
| Latest snow in season | June 6 | 2018 |
| Most daily snow | 74.4 cm | February 19, 2004 |
| Most monthly snow | 230.0 cm | December 1970 |
| Most yearly snow | 597.0 cm | 2015 |
| Most snow in a winter | 551.0 cm | 2014–2015 |
| Greatest snow accumulation | 159.0 cm | March 19, 2015 |
| Earliest freeze | September 14 | 1969 |
| Earliest day ≥ 20 °C | March 21 | 2012 |
| Earliest day ≥ 25 °C | April 25 | 1942 |
| Earliest day ≥ 30 °C | May 17 | 1932 |
| Latest freeze | June 12 | 2000 |
| Latest day ≥ 20 °C | November 10 | 2020 |
| Latest day ≥ 25 °C | October 13 | 1930 |
| Latest day ≥ 30 °C | September 23 | 1914 |
| Most days in a year < 0 °C | 193 | 1972 |
| Most days in a year ≥ 20 °C | 114 | 1999 |
| Most days in a year ≥ 25 °C | 54 | 1999 |
| Most days in a year ≥ 30 °C | 10 | 1944 |
| Most days in a year ≥ 35 °C | 1 | 1935 |
|
Charlottetown Weather Streaks
Most consecutive days...
|
||
|---|---|---|
| With precipitation | 22 days | Jan 4–25, 1955 |
| Without precipitation | 24 days | Jul 25 – Aug 17, 2001 |
| With snow | 16 days | Dec 14–29, 1995 |
| Freezing temperatures High temperature ≤ 0 °C |
32 days | Jan 21 – Feb 21, 1912 |
| High temperature ≥ 20 °C | 78 days | Jun 3 – Aug 19, 1930 |
| High temperature ≥ 25 °C | 21 days | Jul 7–27, 1975 |
| High temperature ≥ 30 °C | 5 days | Aug 12–16, 1944 |