Weather on December 17 in Ottawa
Historical weather data for December 17 in Ottawa, Canada
Based on 55 years of data from OTTAWA CDA
About This Date
December 17th in Ottawa, Canada typically brings very cold winter weather, with average highs around -3°C and lows near -10°C. Over 55 years of records, the warmest December 17th was in 1996 (5°C average), while the coldest was 2013 (-22°C) — a 49°F range across recorded history. Precipitation has occurred on 55% of recorded December 17th dates, with snow falling 33% of the time (heaviest snowfall: 4.7"). The last decade has been 2.6°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.6°F cooler on this date compared to 20-30 years ago.
Planning for December 17th 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 | 3°C (38°F) | -2°C (28°F) | -- |
| 2024 | 6°C (43°F) | -6°C (21°F) | 1.22" |
| 2023 | 4°C (40°F) | -1°C (30°F) | 0.64" |
| 2022 | 1°C (33°F) | -2°C (29°F) | 0.27" |
| 2021 | 6°C (43°F) | 3°C (37°F) | 0" |
| 2020 | -5°C (23°F) | -14°C (7°F) | 0" |
| 2019 | -2°C (28°F) | -6°C (21°F) | 0.09" |
| 2018 | 1°C (33°F) | -8°C (18°F) | 0.02" |
| 2017 | -12°C (10°F) | -22°C (-7°F) | 0" |
| 2016 | -6°C (21°F) | -18°C (-1°F) | 1.3" |
| 2015 | 6°C (43°F) | 1°C (33°F) | 0.42" |
| 2014 | 1°C (33°F) | 0°C (32°F) | 0.86" |
| 2013 | -15°C (5°F) | -29°C (-20°F) | 0.04" |
| 2012 | 1°C (33°F) | -7°C (19°F) | 1.7" |
| 2011 | -6°C (21°F) | -13°C (9°F) | 0" |
| 2010 | -6°C (22°F) | -16°C (4°F) | 0" |
| 2009 | -14°C (6°F) | -22°C (-7°F) | 0" |
| 2008 | -3°C (26°F) | -9°C (16°F) | 0.43" |
| 2007 | -11°C (13°F) | -19°C (-2°F) | 0" |
| 2006 | 10°C (50°F) | 0°C (32°F) | 0" |
| 2005 | 0°C (32°F) | -7°C (20°F) | 0" |
| 2004 | -9°C (16°F) | -11°C (13°F) | 0" |
| 2003 | 2°C (35°F) | -6°C (21°F) | 0.54" |
| 2002 | -6°C (22°F) | -13°C (8°F) | 0" |
| 2001 | -2°C (28°F) | -6°C (21°F) | 0.22" |
| 2000 | 7°C (44°F) | -1°C (30°F) | 1.57" |
| 1999 | 1°C (33°F) | -3°C (27°F) | 0" |
| 1998 | -1°C (31°F) | -3°C (27°F) | 0" |
| 1997 | 4°C (40°F) | -8°C (18°F) | 0" |
| 1996 | 8°C (46°F) | 2°C (36°F) | 0.42" |
| 1995 | -4°C (25°F) | -7°C (19°F) | 0" |
| 1994 | 4°C (40°F) | -8°C (17°F) | 0.36" |
| 1993 | 1°C (34°F) | -8°C (17°F) | 0" |
| 1992 | 2°C (36°F) | 1°C (34°F) | 0.02" |
| 1991 | -14°C (7°F) | -24°C (-11°F) | 0.98" |
| 1990 | -1°C (30°F) | -11°C (13°F) | 0.6" |
| 1989 | -13°C (9°F) | -19°C (-3°F) | 0" |
| 1988 | -12°C (11°F) | -18°C (0°F) | 0.15" |
| 1987 | -4°C (24°F) | -8°C (18°F) | 0" |
| 1986 | -3°C (27°F) | -8°C (18°F) | 0.08" |
| 1985 | -8°C (18°F) | -18°C (-1°F) | 0.02" |
| 1984 | 8°C (47°F) | 1°C (34°F) | 0" |
| 1983 | -7°C (19°F) | -11°C (13°F) | 0.06" |
| 1982 | -11°C (12°F) | -17°C (1°F) | 0" |
| 1981 | -7°C (20°F) | -12°C (10°F) | 0" |
| 1980 | -1°C (31°F) | -27°C (-17°F) | 0.14" |
| 1979 | -14°C (6°F) | -21°C (-5°F) | 0.06" |
| 1978 | 1°C (33°F) | -4°C (25°F) | 0.08" |
| 1977 | -4°C (25°F) | -12°C (11°F) | 0" |
| 1976 | -1°C (30°F) | -7°C (20°F) | 0.13" |
| 1975 | -9°C (16°F) | -14°C (6°F) | 0.03" |
| 1974 | -3°C (27°F) | -4°C (25°F) | 0.18" |
| 1973 | -12°C (11°F) | -16°C (3°F) | 0.33" |
| 1972 | -4°C (25°F) | -19°C (-3°F) | 0" |
| 1971 | -5°C (23°F) | -9°C (16°F) | 0" |