Weather on October 17 in Montreal
Historical weather data for October 17 in Montreal, Canada
Based on 50 years of data from MCTAVISH
About This Date
October 17th in Montreal, Canada typically brings cool fall weather, with average highs around 12°C and lows near 5°C. Over 50 years of records, the warmest October 17th was in 2014 (17°C average), while the coldest was 1976 (3°C) — a 25°F range across recorded history. Precipitation has occurred on 46% of recorded October 17th dates, with snow falling 4% of the time (heaviest snowfall: 2.2"). The last decade has been 3.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.1°F warmer on this date compared to 20-30 years ago.
Planning for October 17th 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 | 13°C (55°F) | 6°C (42°F) | -- |
| 2023 | 14°C (58°F) | 11°C (51°F) | 0 mm |
| 2022 | 17°C (62°F) | 8°C (46°F) | 8 mm |
| 2021 | 14°C (58°F) | 8°C (47°F) | 6 mm |
| 2020 | 13°C (56°F) | 6°C (43°F) | 1 mm |
| 2019 | 9°C (49°F) | 7°C (44°F) | 165 mm |
| 2018 | 10°C (50°F) | 1°C (33°F) | 0 mm |
| 2017 | 13°C (56°F) | 2°C (36°F) | 0 mm |
| 2016 | -- | 9°C (48°F) | -- |
| 2015 | 6°C (43°F) | -1°C (31°F) | 15 mm |
| 2014 | 18°C (65°F) | 15°C (59°F) | 1 mm |
| 2013 | 18°C (64°F) | 12°C (53°F) | 12 mm |
| 2011 | 11°C (51°F) | 7°C (45°F) | 0 mm |
| 2010 | 15°C (59°F) | 5°C (41°F) | 0 mm |
| 2009 | 9°C (48°F) | -1°C (31°F) | 0 mm |
| 2008 | 10°C (50°F) | 4°C (40°F) | 0 mm |
| 2007 | 14°C (57°F) | 3°C (38°F) | 0 mm |
| 2006 | 12°C (53°F) | 6°C (43°F) | 68 mm |
| 2005 | 11°C (52°F) | 7°C (44°F) | 0 mm |
| 2004 | 9°C (48°F) | 6°C (43°F) | 3 mm |
| 2003 | 8°C (46°F) | 2°C (36°F) | 0 mm |
| 2002 | 8°C (46°F) | 1°C (34°F) | 10 mm |
| 2001 | 11°C (51°F) | 3°C (37°F) | 37 mm |
| 2000 | 9°C (49°F) | 6°C (43°F) | 0 mm |
| 1999 | 18°C (64°F) | 6°C (43°F) | 9 mm |
| 1998 | 17°C (62°F) | 7°C (44°F) | 0 mm |
| 1997 | 12°C (54°F) | 3°C (38°F) | 0 mm |
| 1996 | 9°C (48°F) | 4°C (39°F) | 0 mm |
| 1992 | 8°C (46°F) | 4°C (40°F) | 0 mm |
| 1991 | 16°C (61°F) | 7°C (44°F) | 0 mm |
| 1990 | 15°C (59°F) | 8°C (46°F) | 4 mm |
| 1989 | 7°C (44°F) | 4°C (39°F) | 14 mm |
| 1988 | 20°C (68°F) | 12°C (54°F) | 2 mm |
| 1987 | 18°C (65°F) | 8°C (46°F) | 0 mm |
| 1986 | 9°C (49°F) | 5°C (41°F) | 0 mm |
| 1985 | 10°C (50°F) | 4°C (39°F) | 0 mm |
| 1984 | 15°C (59°F) | 7°C (45°F) | 0 mm |
| 1983 | 14°C (58°F) | 7°C (44°F) | 1 mm |
| 1982 | 8°C (47°F) | 3°C (37°F) | 1 mm |
| 1981 | 11°C (51°F) | 3°C (38°F) | 0 mm |
| 1980 | 17°C (63°F) | 5°C (41°F) | 26 mm |
| 1979 | 11°C (52°F) | 2°C (35°F) | 1 mm |
| 1978 | 7°C (44°F) | 0°C (32°F) | 0 mm |
| 1977 | 7°C (44°F) | 4°C (40°F) | 37 mm |
| 1976 | 6°C (43°F) | 0°C (32°F) | 1 mm |
| 1975 | 8°C (47°F) | 5°C (41°F) | 28 mm |
| 1974 | 10°C (50°F) | 4°C (39°F) | 7 mm |
| 1973 | 9°C (49°F) | 5°C (41°F) | 0 mm |
| 1972 | 6°C (43°F) | 3°C (38°F) | 0 mm |
| 1971 | 13°C (55°F) | 6°C (42°F) | 0 mm |