Weather on April 18 in Calgary
Historical weather data for April 18 in Calgary, Canada
Based on 56 years of data from CALGARY GLENMORE DAM
About This Date
April 18th in Calgary, Canada typically brings cool spring weather, with average highs around 11°C and lows near -2°C. Over 56 years of records, the warmest April 18th was in 1980 (13°C average), while the coldest was 2011 (-7°C) — a 36°F range across recorded history. Precipitation has occurred on 25% of recorded April 18th dates, with snow falling 14% of the time (heaviest snowfall: 6.5"). The last decade has been 2.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.9°F cooler on this date compared to 20-30 years ago.
Planning for April 18th in Calgary? Bring layers as temperatures can vary throughout the day.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2026 | 8°C (47°F) | -4°C (25°F) | -- |
| 2025 | 16°C (61°F) | -6°C (21°F) | -- |
| 2024 | 3°C (38°F) | -4°C (25°F) | 0 mm |
| 2023 | 12°C (53°F) | -9°C (15°F) | 0 mm |
| 2022 | 9°C (49°F) | -8°C (18°F) | 0 mm |
| 2021 | 11°C (52°F) | -6°C (22°F) | 18 mm |
| 2020 | 5°C (41°F) | -1°C (31°F) | 4 mm |
| 2019 | 20°C (68°F) | 1°C (34°F) | 0 mm |
| 2018 | 8°C (47°F) | -4°C (24°F) | 0 mm |
| 2017 | 14°C (57°F) | 1°C (33°F) | 0 mm |
| 2016 | 24°C (75°F) | 3°C (37°F) | 0 mm |
| 2015 | 12°C (54°F) | 1°C (33°F) | 5 mm |
| 2014 | 2°C (35°F) | -2°C (28°F) | 13 mm |
| 2013 | 9°C (49°F) | -2°C (28°F) | 0 mm |
| 2012 | 7°C (44°F) | 1°C (33°F) | 4 mm |
| 2011 | 0°C (32°F) | -13°C (9°F) | 0 mm |
| 2010 | 18°C (65°F) | 1°C (33°F) | 0 mm |
| 2009 | 14°C (58°F) | 2°C (36°F) | 0 mm |
| 2008 | 3°C (37°F) | -8°C (17°F) | 18 mm |
| 2007 | 3°C (38°F) | 0°C (32°F) | 8 mm |
| 2006 | 13°C (55°F) | -3°C (26°F) | 0 mm |
| 2005 | 12°C (54°F) | 1°C (33°F) | 0 mm |
| 2004 | 12°C (54°F) | -3°C (27°F) | 0 mm |
| 2003 | 12°C (53°F) | -1°C (31°F) | 2 mm |
| 2002 | 6°C (42°F) | -6°C (22°F) | 0 mm |
| 2001 | 17°C (62°F) | -2°C (28°F) | 0 mm |
| 2000 | 16°C (60°F) | -2°C (29°F) | 0 mm |
| 1999 | 23°C (73°F) | 0°C (32°F) | 0 mm |
| 1998 | 15°C (59°F) | -3°C (27°F) | 0 mm |
| 1997 | 13°C (56°F) | -4°C (24°F) | 0 mm |
| 1996 | 13°C (56°F) | -2°C (28°F) | 0 mm |
| 1995 | 12°C (53°F) | -2°C (28°F) | 0 mm |
| 1994 | 13°C (55°F) | 3°C (38°F) | 0 mm |
| 1993 | 4°C (39°F) | -2°C (28°F) | 0 mm |
| 1992 | 14°C (58°F) | 5°C (41°F) | 1 mm |
| 1991 | 12°C (53°F) | -7°C (19°F) | 0 mm |
| 1990 | 19°C (67°F) | 6°C (43°F) | 0 mm |
| 1989 | 18°C (65°F) | -4°C (25°F) | 0 mm |
| 1988 | 16°C (61°F) | 2°C (35°F) | 9 mm |
| 1987 | 3°C (37°F) | 0°C (32°F) | 0 mm |
| 1986 | 11°C (52°F) | 1°C (33°F) | 0 mm |
| 1985 | 12°C (54°F) | 0°C (32°F) | 1 mm |
| 1984 | 6°C (42°F) | 3°C (38°F) | 7 mm |
| 1983 | 19°C (67°F) | 3°C (37°F) | 0 mm |
| 1982 | 4°C (39°F) | -2°C (28°F) | 0 mm |
| 1981 | 14°C (58°F) | -3°C (27°F) | 0 mm |
| 1980 | 23°C (73°F) | 4°C (39°F) | 0 mm |
| 1979 | 6°C (43°F) | -2°C (28°F) | 8 mm |
| 1978 | 6°C (42°F) | 1°C (33°F) | -- |
| 1977 | 7°C (44°F) | -5°C (23°F) | 0 mm |
| 1976 | 11°C (51°F) | -1°C (30°F) | 0 mm |
| 1975 | 11°C (52°F) | -4°C (24°F) | 0 mm |
| 1974 | 18°C (64°F) | 0°C (32°F) | 0 mm |
| 1973 | 9°C (49°F) | -2°C (29°F) | 13 mm |
| 1972 | 4°C (40°F) | -8°C (18°F) | 0 mm |
| 1971 | 10°C (50°F) | -2°C (29°F) | 0 mm |