Weather on May 12 in Montreal
Historical weather data for May 12 in Montreal, Canada
Based on 51 years of data from MONTREAL MCGILL
About This Date
May 12th in Montreal, Canada typically brings mild spring weather, with average highs around 18°C and lows near 9°C. Over 51 years of records, the warmest May 12th was in 2022 (24°C average), while the coldest was 2005 (6°C) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 33% of May 12th dates historically, with the wettest May 12th recording 1.78" of rain. 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 May 12th in Montreal? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2026 | 13°C (55°F) | 6°C (42°F) | -- |
| 2025 | 19°C (67°F) | 11°C (51°F) | -- |
| 2023 | 26°C (78°F) | 15°C (59°F) | 1 mm |
| 2022 | 31°C (88°F) | 16°C (61°F) | 1 mm |
| 2021 | 17°C (63°F) | 7°C (44°F) | 0 mm |
| 2020 | 10°C (50°F) | 1°C (33°F) | 0 mm |
| 2019 | 17°C (62°F) | 8°C (46°F) | 0 mm |
| 2018 | 17°C (63°F) | 6°C (42°F) | 0 mm |
| 2017 | 18°C (64°F) | 8°C (46°F) | 0 mm |
| 2016 | 26°C (78°F) | 12°C (53°F) | 0 mm |
| 2015 | 23°C (74°F) | 8°C (47°F) | 22 mm |
| 2014 | 22°C (71°F) | 9°C (49°F) | 0 mm |
| 2013 | 13°C (56°F) | 3°C (37°F) | 0 mm |
| 2012 | 24°C (76°F) | 11°C (51°F) | 0 mm |
| 2011 | 20°C (68°F) | 8°C (46°F) | 0 mm |
| 2010 | 14°C (58°F) | 6°C (43°F) | 0 mm |
| 2009 | 18°C (64°F) | 7°C (45°F) | 0 mm |
| 2008 | 18°C (64°F) | 9°C (48°F) | 0 mm |
| 2007 | 14°C (57°F) | 4°C (40°F) | 0 mm |
| 2006 | 19°C (66°F) | 13°C (56°F) | 3 mm |
| 2005 | 10°C (50°F) | 1°C (33°F) | 0 mm |
| 2004 | 24°C (76°F) | 12°C (53°F) | 0 mm |
| 2003 | 13°C (56°F) | 9°C (48°F) | 13 mm |
| 2002 | 12°C (53°F) | 7°C (45°F) | 0 mm |
| 2001 | 18°C (64°F) | 7°C (45°F) | 42 mm |
| 2000 | 19°C (67°F) | 9°C (48°F) | 0 mm |
| 1999 | 14°C (57°F) | 6°C (42°F) | 0 mm |
| 1998 | 23°C (73°F) | 9°C (49°F) | 0 mm |
| 1997 | 14°C (58°F) | 9°C (49°F) | 20 mm |
| 1992 | 27°C (81°F) | 14°C (57°F) | 0 mm |
| 1991 | 27°C (80°F) | 18°C (64°F) | 0 mm |
| 1990 | 18°C (64°F) | 6°C (42°F) | 1 mm |
| 1989 | 20°C (68°F) | 9°C (49°F) | 32 mm |
| 1988 | 20°C (68°F) | 6°C (43°F) | 0 mm |
| 1987 | 14°C (58°F) | 11°C (52°F) | 0 mm |
| 1986 | 19°C (67°F) | 6°C (43°F) | 0 mm |
| 1985 | 24°C (76°F) | 9°C (48°F) | 8 mm |
| 1984 | 20°C (68°F) | 12°C (54°F) | 0 mm |
| 1983 | 13°C (56°F) | 6°C (42°F) | 0 mm |
| 1982 | 18°C (64°F) | 5°C (41°F) | 0 mm |
| 1981 | 13°C (55°F) | 12°C (53°F) | 45 mm |
| 1980 | 18°C (65°F) | 9°C (48°F) | 0 mm |
| 1979 | 23°C (73°F) | 13°C (55°F) | 1 mm |
| 1978 | 22°C (72°F) | 12°C (54°F) | 0 mm |
| 1977 | 21°C (70°F) | 9°C (49°F) | 1 mm |
| 1976 | 12°C (53°F) | 8°C (46°F) | 0 mm |
| 1975 | 20°C (68°F) | 11°C (52°F) | 6 mm |
| 1974 | 13°C (56°F) | 10°C (50°F) | 40 mm |
| 1973 | 17°C (62°F) | 9°C (49°F) | 9 mm |
| 1972 | 17°C (63°F) | 6°C (43°F) | 0 mm |
| 1971 | 21°C (69°F) | 16°C (61°F) | 10 mm |