Weather on May 17 in Toronto
Historical weather data for May 17 in Toronto, Canada
Based on 55 years of data from TORONTO
About This Date
May 17th in Toronto, Canada typically brings mild spring weather, with average highs around 18°C and lows near 9°C. Over 55 years of records, the warmest May 17th was in 1977 (24°C average), while the coldest was 1973 (6°C) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 38% of May 17th dates historically, with the wettest May 17th recording 2.29" of rain. The last decade has been 5.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.1°F warmer on this date compared to 20-30 years ago.
Planning for May 17th in Toronto? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2025 | 28°C (82°F) | 14°C (58°F) | 5 mm |
| 2024 | 21°C (69°F) | 14°C (57°F) | 0 mm |
| 2023 | 10°C (50°F) | 3°C (37°F) | 0 mm |
| 2022 | 18°C (64°F) | 8°C (47°F) | 0 mm |
| 2021 | 24°C (75°F) | 11°C (52°F) | 0 mm |
| 2020 | 16°C (60°F) | 10°C (50°F) | 4 mm |
| 2019 | 18°C (65°F) | 11°C (51°F) | 0 mm |
| 2018 | 26°C (78°F) | 12°C (54°F) | 0 mm |
| 2017 | 30°C (86°F) | 11°C (51°F) | 0 mm |
| 2016 | 15°C (59°F) | 7°C (44°F) | 0 mm |
| 2015 | 22°C (71°F) | 13°C (56°F) | 0 mm |
| 2014 | 9°C (49°F) | 4°C (40°F) | 0 mm |
| 2013 | 18°C (64°F) | 9°C (48°F) | 1 mm |
| 2012 | 16°C (60°F) | 7°C (44°F) | 0 mm |
| 2011 | 12°C (54°F) | 7°C (45°F) | 14 mm |
| 2010 | 21°C (69°F) | 11°C (52°F) | 0 mm |
| 2009 | 13°C (56°F) | 4°C (40°F) | 1 mm |
| 2008 | 19°C (67°F) | 8°C (47°F) | 4 mm |
| 2007 | 12°C (53°F) | 7°C (44°F) | 1 mm |
| 2006 | 21°C (70°F) | 10°C (50°F) | 24 mm |
| 2005 | 12°C (54°F) | 6°C (43°F) | 0 mm |
| 2004 | 18°C (65°F) | 8°C (47°F) | 0 mm |
| 2003 | 13°C (55°F) | 8°C (46°F) | 0 mm |
| 2002 | 12°C (54°F) | 5°C (41°F) | 0 mm |
| 2001 | 14°C (58°F) | 12°C (54°F) | 4 mm |
| 2000 | 18°C (65°F) | 10°C (50°F) | 51 mm |
| 1999 | 18°C (65°F) | 11°C (51°F) | 0 mm |
| 1998 | 27°C (81°F) | 16°C (61°F) | 0 mm |
| 1997 | 13°C (55°F) | 6°C (42°F) | 1 mm |
| 1996 | 13°C (55°F) | 6°C (43°F) | 0 mm |
| 1995 | 19°C (66°F) | 11°C (52°F) | 28 mm |
| 1994 | 15°C (59°F) | 5°C (41°F) | 0 mm |
| 1993 | 14°C (57°F) | 6°C (43°F) | 0 mm |
| 1992 | 23°C (73°F) | 9°C (48°F) | 37 mm |
| 1991 | 23°C (73°F) | 12°C (53°F) | 9 mm |
| 1990 | 17°C (63°F) | 7°C (45°F) | 15 mm |
| 1989 | 26°C (79°F) | 15°C (59°F) | 0 mm |
| 1988 | 14°C (57°F) | 9°C (49°F) | 0 mm |
| 1987 | 22°C (71°F) | 11°C (51°F) | 0 mm |
| 1986 | 23°C (74°F) | 12°C (53°F) | 0 mm |
| 1985 | 17°C (62°F) | 14°C (57°F) | 1 mm |
| 1984 | 15°C (59°F) | 8°C (47°F) | 0 mm |
| 1983 | 12°C (53°F) | 3°C (37°F) | 0 mm |
| 1982 | 19°C (66°F) | 13°C (56°F) | 0 mm |
| 1981 | 13°C (55°F) | 4°C (40°F) | 0 mm |
| 1980 | 19°C (67°F) | 10°C (50°F) | 58 mm |
| 1979 | 15°C (59°F) | 6°C (43°F) | 0 mm |
| 1978 | 17°C (62°F) | 12°C (53°F) | 10 mm |
| 1977 | 33°C (91°F) | 16°C (61°F) | 3 mm |
| 1976 | 18°C (64°F) | 12°C (53°F) | 2 mm |
| 1975 | 17°C (62°F) | 10°C (50°F) | 0 mm |
| 1974 | 21°C (70°F) | 8°C (46°F) | 12 mm |
| 1973 | 9°C (49°F) | 3°C (38°F) | 0 mm |
| 1972 | 19°C (67°F) | 13°C (55°F) | 0 mm |
| 1971 | 24°C (75°F) | 11°C (51°F) | 0 mm |