Weather on December 31 in Calgary
Historical weather data for December 31 in Calgary, Canada
Based on 52 years of data from CALGARY GLENMORE DAM
About This Date
December 31st in Calgary, Canada typically brings very cold winter weather, with average highs around -4°C and lows near -15°C. Over 52 years of records, the warmest December 31st was in 1997 (5°C average), while the coldest was 2017 (-28°C) — a 60°F range across recorded history. Precipitation has occurred on 17% of recorded December 31st dates, with snow falling 12% of the time (heaviest snowfall: 1.1"). The last decade has been 3.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.6°F warmer on this date compared to 20-30 years ago.
Planning for December 31st in Calgary? Bundle up with warm layers and protect extremities from the cold.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2025 | 9°C (49°F) | -6°C (22°F) | -- |
| 2023 | 10°C (50°F) | -1°C (31°F) | 0.21" |
| 2022 | 0°C (32°F) | -13°C (9°F) | 0" |
| 2021 | -19°C (-2°F) | -28°C (-19°F) | 0" |
| 2020 | 1°C (33°F) | -11°C (12°F) | 0" |
| 2019 | 7°C (44°F) | 2°C (35°F) | 0" |
| 2018 | -8°C (17°F) | -15°C (5°F) | 0.03" |
| 2017 | -25°C (-13°F) | -31°C (-24°F) | 0" |
| 2016 | -3°C (26°F) | -12°C (10°F) | 0.22" |
| 2015 | 4°C (40°F) | -14°C (7°F) | 0" |
| 2014 | 2°C (35°F) | -7°C (19°F) | 0" |
| 2013 | -3°C (27°F) | -18°C (0°F) | 0.28" |
| 2012 | 2°C (35°F) | -9°C (16°F) | 0" |
| 2011 | 2°C (36°F) | -13°C (8°F) | 0" |
| 2010 | -9°C (16°F) | -25°C (-13°F) | 0" |
| 2009 | -18°C (0°F) | -24°C (-12°F) | 0.03" |
| 2008 | 0°C (32°F) | -19°C (-2°F) | 0" |
| 2007 | -5°C (23°F) | -18°C (0°F) | 0.04" |
| 2006 | 3°C (37°F) | -11°C (12°F) | 0" |
| 2005 | 1°C (34°F) | -10°C (14°F) | 0" |
| 2004 | -21°C (-5°F) | -24°C (-12°F) | 0" |
| 2003 | -1°C (30°F) | -13°C (9°F) | -- |
| 2002 | -2°C (28°F) | -15°C (5°F) | 0" |
| 2001 | -16°C (3°F) | -23°C (-10°F) | -- |
| 2000 | 2°C (35°F) | -9°C (16°F) | 0" |
| 1999 | -1°C (30°F) | -11°C (12°F) | 0" |
| 1998 | -4°C (24°F) | -17°C (2°F) | 0.14" |
| 1997 | 13°C (56°F) | -3°C (26°F) | 0" |
| 1996 | -21°C (-6°F) | -24°C (-11°F) | 0" |
| 1995 | -2°C (29°F) | -9°C (15°F) | 0" |
| 1994 | -2°C (29°F) | -22°C (-7°F) | 0" |
| 1991 | 6°C (43°F) | -9°C (15°F) | 0" |
| 1990 | -16°C (4°F) | -22°C (-8°F) | 0" |
| 1989 | 6°C (43°F) | -9°C (16°F) | 0" |
| 1988 | -12°C (10°F) | -21°C (-5°F) | 0.06" |
| 1987 | -7°C (19°F) | -23°C (-9°F) | 0" |
| 1986 | 1°C (33°F) | -12°C (11°F) | 0" |
| 1985 | 3°C (37°F) | -9°C (15°F) | 0" |
| 1984 | -12°C (10°F) | -29°C (-21°F) | 0" |
| 1983 | 3°C (37°F) | -12°C (10°F) | 0" |
| 1982 | 1°C (33°F) | -5°C (23°F) | 0" |
| 1981 | -23°C (-9°F) | -30°C (-22°F) | 0" |
| 1980 | 3°C (38°F) | -7°C (19°F) | 0" |
| 1979 | 3°C (37°F) | -11°C (13°F) | 0" |
| 1978 | -15°C (5°F) | -31°C (-23°F) | 0.1" |
| 1977 | -12°C (10°F) | -26°C (-14°F) | 0" |
| 1976 | -9°C (15°F) | -12°C (11°F) | 0" |
| 1975 | -10°C (14°F) | -13°C (9°F) | 0" |
| 1974 | 6°C (43°F) | -12°C (11°F) | 0" |
| 1973 | -8°C (18°F) | -17°C (1°F) | 0" |
| 1972 | 0°C (32°F) | -6°C (22°F) | 0" |
| 1971 | 1°C (34°F) | -6°C (22°F) | 0" |