Weather on May 18 in Toronto
Historical weather data for May 18 in Toronto, Canada
Based on 53 years of data from TORONTO
About This Date
May 18th in Toronto, Canada typically brings mild spring weather, with average highs around 17°C and lows near 9°C. Over 53 years of records, the warmest May 18th was in 1977 (23°C average), while the coldest was 1993 (7°C) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 36% of May 18th dates historically, with the wettest May 18th recording 1.43" of rain. The last decade has been 1.8°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.8°F cooler on this date compared to 20-30 years ago.
Planning for May 18th in Toronto? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2023 | 14°C (57°F) | 4°C (39°F) | 0 mm |
| 2022 | 14°C (58°F) | 7°C (45°F) | 0 mm |
| 2021 | 27°C (80°F) | 13°C (56°F) | 0 mm |
| 2020 | 16°C (60°F) | 12°C (53°F) | 20 mm |
| 2019 | 16°C (61°F) | 9°C (48°F) | 0 mm |
| 2018 | 16°C (61°F) | 11°C (51°F) | 0 mm |
| 2017 | -- | 18°C (65°F) | -- |
| 2016 | 16°C (61°F) | 8°C (46°F) | 0 mm |
| 2015 | 27°C (80°F) | 14°C (58°F) | 0 mm |
| 2014 | 15°C (59°F) | 6°C (42°F) | 2 mm |
| 2013 | 19°C (67°F) | 11°C (52°F) | 0 mm |
| 2012 | 16°C (61°F) | 8°C (46°F) | 0 mm |
| 2011 | 16°C (61°F) | 9°C (48°F) | 36 mm |
| 2010 | 19°C (67°F) | 13°C (56°F) | 0 mm |
| 2009 | 13°C (56°F) | 3°C (38°F) | 0 mm |
| 2008 | 11°C (52°F) | 5°C (41°F) | 18 mm |
| 2007 | 14°C (58°F) | 6°C (43°F) | 0 mm |
| 2006 | 16°C (60°F) | 8°C (47°F) | 14 mm |
| 2005 | 16°C (60°F) | 6°C (42°F) | 0 mm |
| 2004 | 22°C (72°F) | 12°C (53°F) | 6 mm |
| 2003 | 17°C (62°F) | 9°C (48°F) | 1 mm |
| 2002 | 9°C (49°F) | 6°C (42°F) | 0 mm |
| 2001 | 20°C (68°F) | 9°C (48°F) | 4 mm |
| 2000 | 16°C (60°F) | 12°C (54°F) | 3 mm |
| 1999 | 26°C (79°F) | 17°C (62°F) | 29 mm |
| 1998 | 26°C (78°F) | 13°C (56°F) | 0 mm |
| 1997 | 13°C (56°F) | 4°C (39°F) | 10 mm |
| 1996 | 19°C (67°F) | 8°C (47°F) | 0 mm |
| 1995 | 14°C (58°F) | 8°C (46°F) | 0 mm |
| 1994 | 14°C (58°F) | 7°C (45°F) | 0 mm |
| 1993 | 11°C (51°F) | 4°C (40°F) | 0 mm |
| 1992 | 18°C (65°F) | 11°C (52°F) | 0 mm |
| 1991 | 12°C (54°F) | 8°C (46°F) | 0 mm |
| 1990 | 13°C (56°F) | 9°C (48°F) | 2 mm |
| 1989 | 26°C (78°F) | 14°C (58°F) | 0 mm |
| 1988 | 16°C (61°F) | 11°C (51°F) | 3 mm |
| 1987 | 18°C (65°F) | 11°C (52°F) | 2 mm |
| 1986 | 22°C (72°F) | 11°C (52°F) | 31 mm |
| 1985 | 14°C (57°F) | 7°C (44°F) | 7 mm |
| 1984 | 16°C (60°F) | 9°C (49°F) | 0 mm |
| 1983 | 13°C (55°F) | 4°C (40°F) | 0 mm |
| 1982 | 21°C (70°F) | 13°C (55°F) | 0 mm |
| 1981 | 15°C (59°F) | 4°C (40°F) | 0 mm |
| 1980 | 21°C (69°F) | 8°C (46°F) | 28 mm |
| 1979 | 16°C (60°F) | 9°C (48°F) | 0 mm |
| 1978 | 17°C (63°F) | 10°C (50°F) | 0 mm |
| 1977 | 28°C (83°F) | 17°C (63°F) | 1 mm |
| 1976 | 12°C (53°F) | 6°C (42°F) | 2 mm |
| 1975 | 23°C (73°F) | 13°C (55°F) | 0 mm |
| 1974 | 17°C (62°F) | 11°C (52°F) | 0 mm |
| 1973 | 12°C (54°F) | 4°C (40°F) | -- |
| 1972 | 22°C (72°F) | 10°C (50°F) | 0 mm |
| 1971 | 16°C (61°F) | 8°C (46°F) | 0 mm |