Weather on October 15 in Montreal
Historical weather data for October 15 in Montreal, Canada
Based on 51 years of data from MCTAVISH
About This Date
October 15th in Montreal, Canada typically brings cool fall weather, with average highs around 13°C and lows near 7°C. Over 51 years of records, the warmest October 15th was in 2014 (21°C average), while the coldest was 1978 (2°C) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 49% of October 15th dates historically, with the wettest October 15th recording 4.85" of rain. The last decade has been 5.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.9°F warmer on this date compared to 20-30 years ago.
Planning for October 15th in Montreal? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2025 | 14°C (57°F) | 8°C (46°F) | -- |
| 2023 | 13°C (55°F) | 7°C (45°F) | 1 mm |
| 2022 | 18°C (65°F) | 7°C (44°F) | 2 mm |
| 2021 | 21°C (70°F) | 16°C (60°F) | 2 mm |
| 2020 | 22°C (72°F) | 9°C (49°F) | 8 mm |
| 2019 | 13°C (56°F) | 6°C (42°F) | 0 mm |
| 2017 | 23°C (74°F) | 8°C (47°F) | 34 mm |
| 2016 | 16°C (60°F) | 5°C (41°F) | 0 mm |
| 2015 | 14°C (57°F) | 5°C (41°F) | 27 mm |
| 2014 | 23°C (74°F) | 18°C (64°F) | 10 mm |
| 2013 | 16°C (61°F) | 11°C (52°F) | 0 mm |
| 2012 | 17°C (63°F) | 9°C (49°F) | 3 mm |
| 2011 | 14°C (57°F) | 9°C (48°F) | 20 mm |
| 2010 | 10°C (50°F) | 5°C (41°F) | 123 mm |
| 2009 | 4°C (40°F) | 0°C (32°F) | 0 mm |
| 2008 | 14°C (58°F) | 7°C (44°F) | 0 mm |
| 2007 | 11°C (52°F) | 6°C (43°F) | 0 mm |
| 2006 | 10°C (50°F) | 2°C (36°F) | 3 mm |
| 2005 | 14°C (58°F) | 11°C (51°F) | 18 mm |
| 2004 | 16°C (60°F) | 11°C (52°F) | 19 mm |
| 2003 | 13°C (56°F) | 7°C (44°F) | 88 mm |
| 2002 | 12°C (53°F) | 1°C (33°F) | 0 mm |
| 2001 | 18°C (64°F) | 11°C (52°F) | 15 mm |
| 2000 | 18°C (64°F) | 3°C (38°F) | 0 mm |
| 1999 | 11°C (51°F) | 3°C (37°F) | 0 mm |
| 1998 | 11°C (51°F) | 8°C (47°F) | 4 mm |
| 1997 | 13°C (56°F) | 9°C (48°F) | 0 mm |
| 1996 | 8°C (46°F) | -2°C (29°F) | 0 mm |
| 1994 | 11°C (52°F) | 2°C (36°F) | 0 mm |
| 1992 | 12°C (54°F) | 7°C (44°F) | 0 mm |
| 1991 | 14°C (57°F) | 6°C (43°F) | 54 mm |
| 1990 | 17°C (63°F) | 10°C (50°F) | 0 mm |
| 1989 | 16°C (61°F) | 6°C (43°F) | 8 mm |
| 1988 | 12°C (54°F) | 5°C (41°F) | 0 mm |
| 1987 | 17°C (62°F) | 7°C (45°F) | 0 mm |
| 1986 | 11°C (51°F) | 6°C (43°F) | 0 mm |
| 1985 | 13°C (55°F) | 9°C (49°F) | 27 mm |
| 1984 | 19°C (67°F) | 10°C (50°F) | 0 mm |
| 1983 | 9°C (48°F) | 6°C (42°F) | 0 mm |
| 1982 | 13°C (55°F) | 9°C (49°F) | 3 mm |
| 1981 | 17°C (62°F) | 8°C (47°F) | 1 mm |
| 1980 | 8°C (46°F) | 0°C (32°F) | 0 mm |
| 1979 | 6°C (43°F) | 2°C (36°F) | 6 mm |
| 1978 | 3°C (38°F) | 2°C (35°F) | 0 mm |
| 1977 | 6°C (42°F) | 3°C (38°F) | 23 mm |
| 1976 | 13°C (55°F) | 2°C (35°F) | 1 mm |
| 1975 | 11°C (51°F) | 5°C (41°F) | 16 mm |
| 1974 | 10°C (50°F) | 10°C (50°F) | 0 mm |
| 1973 | 13°C (55°F) | 9°C (48°F) | 0 mm |
| 1972 | 6°C (43°F) | 1°C (34°F) | 0 mm |
| 1971 | 21°C (69°F) | 11°C (51°F) | 0 mm |