Weather on March 18 in Calgary
Historical weather data for March 18 in Calgary, Canada
Based on 56 years of data from CALGARY GLENMORE DAM
About This Date
March 18th in Calgary, Canada typically brings chilly spring weather, with average highs around 6°C and lows near -6°C. Over 56 years of records, the warmest March 18th was in 2026 (12°C average), while the coldest was 2002 (-19°C) — a 55°F range across recorded history. Precipitation has occurred on 21% of recorded March 18th dates, with snow falling 20% of the time (heaviest snowfall: 2.7"). The last decade has been 7.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 7.2°F warmer on this date compared to 20-30 years ago.
Planning for March 18th in Calgary? Bring layers as temperatures can vary throughout the day. Check road conditions if traveling, as snow is possible.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2026 | 18°C (65°F) | 6°C (42°F) | -- |
| 2025 | 3°C (38°F) | -5°C (23°F) | -- |
| 2024 | 17°C (62°F) | 4°C (39°F) | 0" |
| 2023 | 4°C (39°F) | -11°C (13°F) | -- |
| 2022 | 10°C (50°F) | -3°C (26°F) | 0" |
| 2021 | 16°C (61°F) | -5°C (23°F) | 0" |
| 2020 | -7°C (20°F) | -10°C (14°F) | 0.06" |
| 2019 | 12°C (53°F) | -2°C (28°F) | 0" |
| 2018 | -1°C (31°F) | -4°C (24°F) | 0.33" |
| 2017 | 16°C (61°F) | -4°C (25°F) | 0" |
| 2016 | 4°C (39°F) | -9°C (16°F) | 0" |
| 2015 | 11°C (52°F) | -2°C (28°F) | 0" |
| 2014 | 4°C (40°F) | -4°C (25°F) | 0.37" |
| 2013 | -3°C (27°F) | -16°C (4°F) | 0.04" |
| 2012 | 6°C (43°F) | -6°C (22°F) | 0" |
| 2011 | 4°C (39°F) | -7°C (20°F) | 0" |
| 2010 | 6°C (42°F) | -4°C (24°F) | 0" |
| 2009 | 6°C (43°F) | -13°C (9°F) | 0" |
| 2008 | 8°C (47°F) | -7°C (20°F) | 0" |
| 2007 | 9°C (49°F) | -7°C (20°F) | 0" |
| 2006 | -2°C (28°F) | -8°C (17°F) | 0.43" |
| 2005 | -7°C (19°F) | -14°C (7°F) | 0.26" |
| 2004 | 15°C (59°F) | -3°C (27°F) | 0.69" |
| 2003 | 8°C (47°F) | -4°C (25°F) | -- |
| 2002 | -16°C (3°F) | -22°C (-7°F) | 0" |
| 2001 | 12°C (53°F) | -5°C (23°F) | 0" |
| 2000 | 8°C (46°F) | -3°C (26°F) | 0" |
| 1999 | 13°C (55°F) | -5°C (23°F) | 0" |
| 1998 | -2°C (28°F) | -12°C (10°F) | 0" |
| 1997 | 12°C (53°F) | -12°C (10°F) | 0" |
| 1996 | 7°C (44°F) | -5°C (23°F) | 0" |
| 1995 | 12°C (54°F) | -5°C (23°F) | 0" |
| 1994 | 13°C (55°F) | -4°C (24°F) | 0.08" |
| 1993 | -1°C (30°F) | -10°C (14°F) | 0.02" |
| 1992 | 9°C (49°F) | 0°C (32°F) | 0" |
| 1991 | 11°C (51°F) | -2°C (28°F) | 0" |
| 1990 | 13°C (55°F) | -7°C (19°F) | 0" |
| 1989 | -1°C (31°F) | -20°C (-4°F) | 0" |
| 1988 | 8°C (47°F) | -2°C (28°F) | 0" |
| 1987 | 1°C (33°F) | -2°C (29°F) | 0.42" |
| 1986 | 8°C (47°F) | -4°C (24°F) | 0" |
| 1985 | 16°C (60°F) | -1°C (30°F) | 0" |
| 1984 | 9°C (49°F) | -2°C (28°F) | 0" |
| 1983 | -6°C (22°F) | -13°C (9°F) | 0" |
| 1982 | -6°C (22°F) | -17°C (1°F) | 0" |
| 1981 | 5°C (41°F) | -6°C (22°F) | 0" |
| 1980 | 6°C (42°F) | -2°C (28°F) | 0" |
| 1979 | 7°C (45°F) | -4°C (24°F) | 0" |
| 1978 | 4°C (39°F) | -2°C (28°F) | -- |
| 1977 | 1°C (34°F) | -5°C (23°F) | 0.38" |
| 1976 | 11°C (52°F) | 3°C (38°F) | 0" |
| 1975 | 8°C (47°F) | -4°C (25°F) | 0" |
| 1974 | 1°C (34°F) | -10°C (14°F) | 0.28" |
| 1973 | 2°C (35°F) | -16°C (4°F) | 0" |
| 1972 | 7°C (45°F) | 2°C (36°F) | 0" |
| 1971 | 3°C (37°F) | -9°C (16°F) | -- |