Weather on August 19 in Montreal
Historical weather data for August 19 in Montreal, Canada
Based on 50 years of data from MCTAVISH
About This Date
August 19th in Montreal, Canada typically brings pleasant summer weather, with average highs around 25°C and lows near 17°C. Over 50 years of records, the warmest August 19th was in 2015 (26°C average), while the coldest was 1977 (16°C) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 32% of August 19th dates historically, with the wettest August 19th recording 1.68" of rain. The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
Planning for August 19th in Montreal? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2025 | 23°C (74°F) | 14°C (57°F) | -- |
| 2023 | 19°C (67°F) | 14°C (58°F) | 23 mm |
| 2022 | 29°C (85°F) | 18°C (64°F) | 0 mm |
| 2021 | 26°C (78°F) | 22°C (72°F) | 3 mm |
| 2020 | 21°C (70°F) | 14°C (57°F) | 0 mm |
| 2019 | 29°C (84°F) | 21°C (69°F) | 0 mm |
| 2018 | 28°C (83°F) | 17°C (63°F) | 0 mm |
| 2017 | 26°C (79°F) | 20°C (68°F) | 0 mm |
| 2016 | 28°C (82°F) | 18°C (64°F) | 0 mm |
| 2015 | 31°C (88°F) | 21°C (70°F) | 0 mm |
| 2014 | 24°C (76°F) | 13°C (56°F) | 0 mm |
| 2013 | 27°C (81°F) | 18°C (64°F) | 0 mm |
| 2012 | 24°C (76°F) | 14°C (58°F) | 0 mm |
| 2011 | 28°C (82°F) | 21°C (69°F) | 0 mm |
| 2010 | 27°C (80°F) | 15°C (59°F) | 0 mm |
| 2009 | 26°C (79°F) | 19°C (66°F) | 0 mm |
| 2008 | 19°C (66°F) | 13°C (55°F) | 0 mm |
| 2007 | 20°C (68°F) | 11°C (52°F) | 0 mm |
| 2006 | 29°C (85°F) | 19°C (67°F) | 17 mm |
| 2005 | 23°C (74°F) | 14°C (58°F) | 7 mm |
| 2004 | 24°C (76°F) | 17°C (62°F) | 36 mm |
| 2003 | 28°C (82°F) | 19°C (66°F) | 0 mm |
| 2002 | 26°C (78°F) | 16°C (61°F) | 0 mm |
| 2001 | 28°C (82°F) | 17°C (62°F) | 8 mm |
| 2000 | 22°C (71°F) | 12°C (54°F) | 14 mm |
| 1999 | 25°C (77°F) | 16°C (60°F) | 0 mm |
| 1997 | 24°C (75°F) | 14°C (58°F) | 0 mm |
| 1994 | 26°C (79°F) | 15°C (59°F) | 0 mm |
| 1992 | 22°C (71°F) | 17°C (62°F) | 0 mm |
| 1991 | 21°C (70°F) | 17°C (63°F) | 0 mm |
| 1990 | 20°C (68°F) | 12°C (54°F) | 1 mm |
| 1989 | 27°C (80°F) | 16°C (60°F) | 43 mm |
| 1988 | 23°C (73°F) | 14°C (57°F) | 0 mm |
| 1987 | 27°C (81°F) | 18°C (64°F) | 11 mm |
| 1986 | 24°C (76°F) | 17°C (62°F) | 0 mm |
| 1985 | 23°C (73°F) | 18°C (65°F) | 7 mm |
| 1984 | 23°C (73°F) | 17°C (63°F) | 38 mm |
| 1983 | 30°C (86°F) | 20°C (68°F) | 0 mm |
| 1982 | 25°C (77°F) | 17°C (63°F) | 1 mm |
| 1981 | 27°C (81°F) | 16°C (60°F) | 0 mm |
| 1980 | 21°C (70°F) | 18°C (64°F) | 0 mm |
| 1979 | 20°C (68°F) | 14°C (58°F) | 0 mm |
| 1978 | 28°C (82°F) | 17°C (62°F) | 27 mm |
| 1977 | 21°C (70°F) | 11°C (51°F) | 8 mm |
| 1976 | 27°C (80°F) | 15°C (59°F) | 0 mm |
| 1975 | 22°C (72°F) | 13°C (55°F) | 0 mm |
| 1974 | 27°C (80°F) | 18°C (64°F) | 0 mm |
| 1973 | 29°C (85°F) | 19°C (67°F) | 1 mm |
| 1972 | 25°C (77°F) | 17°C (62°F) | 0 mm |
| 1971 | 31°C (87°F) | 18°C (65°F) | 0 mm |