Weather on December 23 in Ottawa
Historical weather data for December 23 in Ottawa, Canada
Based on 54 years of data from OTTAWA CDA
About This Date
December 23rd in Ottawa, Canada typically brings very cold winter weather, with average highs around -1°C and lows near -8°C. Over 54 years of records, the warmest December 23rd was in 2015 (5°C average), while the coldest was 1989 (-21°C) — a 47°F range across recorded history. Precipitation has occurred on 56% of recorded December 23rd dates, with snow falling 30% of the time (heaviest snowfall: 4.6"). The last decade has been 1.7°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.7°F cooler on this date compared to 20-30 years ago.
Planning for December 23rd in Ottawa? Bundle up with warm layers and protect extremities from the cold. Consider bringing rain gear or an umbrella. Check road conditions if traveling, as snow is possible.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2025 | -6°C (21°F) | -7°C (19°F) | -- |
| 2023 | 0°C (32°F) | -9°C (16°F) | 0" |
| 2022 | 3°C (37°F) | -10°C (14°F) | 2.14" |
| 2021 | -9°C (16°F) | -16°C (3°F) | 0" |
| 2020 | 1°C (34°F) | -10°C (14°F) | 0" |
| 2019 | 5°C (41°F) | -2°C (28°F) | 0" |
| 2018 | -8°C (18°F) | -12°C (10°F) | 0" |
| 2017 | -7°C (20°F) | -12°C (10°F) | 0.38" |
| 2016 | 2°C (36°F) | -2°C (29°F) | 0.14" |
| 2015 | 7°C (45°F) | 3°C (37°F) | 0.56" |
| 2014 | 1°C (34°F) | -6°C (21°F) | 0.14" |
| 2013 | -6°C (21°F) | -8°C (17°F) | 0" |
| 2012 | -6°C (21°F) | -9°C (15°F) | 0.06" |
| 2011 | 1°C (33°F) | -14°C (6°F) | 0.08" |
| 2010 | -2°C (28°F) | -7°C (20°F) | 0" |
| 2009 | -3°C (26°F) | -13°C (8°F) | 0.15" |
| 2008 | -6°C (21°F) | -24°C (-11°F) | 0.13" |
| 2007 | 6°C (43°F) | -2°C (29°F) | 3.02" |
| 2006 | 5°C (41°F) | -1°C (31°F) | 1.31" |
| 2005 | 3°C (37°F) | -3°C (27°F) | 0.67" |
| 2004 | 7°C (44°F) | -7°C (19°F) | 2.43" |
| 2003 | 2°C (36°F) | 1°C (34°F) | 0.7" |
| 2002 | 2°C (35°F) | -5°C (23°F) | 0.23" |
| 2001 | 2°C (36°F) | -11°C (12°F) | 1.21" |
| 2000 | -10°C (14°F) | -19°C (-3°F) | 0" |
| 1999 | -4°C (24°F) | -10°C (14°F) | 0" |
| 1998 | -7°C (19°F) | -18°C (0°F) | 0" |
| 1997 | -6°C (22°F) | -12°C (11°F) | 0.26" |
| 1996 | 4°C (39°F) | 0°C (32°F) | 1.34" |
| 1995 | -4°C (25°F) | -6°C (21°F) | 0" |
| 1994 | 4°C (39°F) | -4°C (24°F) | 0" |
| 1993 | -13°C (8°F) | -19°C (-3°F) | 0" |
| 1992 | 3°C (37°F) | -1°C (31°F) | 0" |
| 1991 | 2°C (36°F) | -2°C (28°F) | 0" |
| 1990 | 2°C (36°F) | 1°C (33°F) | 1.17" |
| 1989 | -17°C (2°F) | -25°C (-13°F) | 0" |
| 1988 | 5°C (41°F) | -10°C (14°F) | 0.06" |
| 1987 | 1°C (34°F) | -2°C (29°F) | 0.1" |
| 1986 | 4°C (40°F) | -1°C (31°F) | 0" |
| 1985 | 1°C (33°F) | -8°C (17°F) | 0.25" |
| 1984 | 3°C (38°F) | -8°C (17°F) | 0.28" |
| 1983 | -7°C (20°F) | -13°C (9°F) | 0.08" |
| 1982 | -2°C (28°F) | -11°C (12°F) | 0.92" |
| 1981 | 2°C (36°F) | -2°C (29°F) | 0.88" |
| 1980 | -2°C (29°F) | -14°C (7°F) | 0.24" |
| 1979 | 3°C (37°F) | -1°C (31°F) | 1.14" |
| 1978 | 2°C (36°F) | -9°C (15°F) | 0" |
| 1977 | 1°C (34°F) | -6°C (21°F) | 0" |
| 1976 | -2°C (28°F) | -16°C (3°F) | 0.13" |
| 1975 | -12°C (10°F) | -14°C (7°F) | 0" |
| 1974 | 3°C (38°F) | -6°C (21°F) | 0" |
| 1973 | -8°C (17°F) | -15°C (5°F) | 0" |
| 1972 | 0°C (32°F) | -2°C (28°F) | 0" |
| 1971 | -7°C (19°F) | -19°C (-3°F) | 0.05" |