Weather on July 17 in Ottawa
Historical weather data for July 17 in Ottawa, Canada
Based on 54 years of data from OTTAWA CDA
About This Date
July 17th in Ottawa, Canada typically brings warm summer weather, with average highs around 28°C and lows near 17°C. Over 54 years of records, the warmest July 17th was in 2013 (28°C average), while the coldest was 1974 (16°C) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 44% of July 17th dates historically, with the wettest July 17th recording 3.58" of rain. The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
Planning for July 17th in Ottawa? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2025 | 32°C (90°F) | 19°C (67°F) | 6 mm |
| 2023 | 28°C (82°F) | 19°C (66°F) | 0 mm |
| 2022 | 33°C (91°F) | 15°C (59°F) | 0 mm |
| 2021 | 26°C (79°F) | 17°C (62°F) | -- |
| 2020 | 31°C (88°F) | 21°C (69°F) | 11 mm |
| 2019 | 28°C (82°F) | 22°C (71°F) | 0 mm |
| 2018 | 29°C (84°F) | 22°C (71°F) | 0 mm |
| 2017 | 26°C (79°F) | 18°C (64°F) | 0 mm |
| 2016 | 26°C (79°F) | 18°C (64°F) | 10 mm |
| 2015 | 22°C (72°F) | 10°C (50°F) | 33 mm |
| 2014 | 23°C (73°F) | 12°C (53°F) | 0 mm |
| 2013 | 34°C (93°F) | 23°C (74°F) | 1 mm |
| 2012 | 33°C (92°F) | 21°C (70°F) | 2 mm |
| 2011 | 33°C (92°F) | 17°C (63°F) | 29 mm |
| 2010 | 31°C (88°F) | 20°C (68°F) | 6 mm |
| 2009 | 26°C (78°F) | 15°C (59°F) | 77 mm |
| 2008 | 29°C (84°F) | 16°C (60°F) | 0 mm |
| 2007 | 27°C (80°F) | 12°C (53°F) | 0 mm |
| 2006 | 32°C (90°F) | 19°C (67°F) | 23 mm |
| 2005 | 29°C (84°F) | 22°C (72°F) | 2 mm |
| 2004 | 27°C (81°F) | 16°C (60°F) | 0 mm |
| 2003 | 27°C (80°F) | 13°C (56°F) | 10 mm |
| 2002 | 29°C (84°F) | 17°C (63°F) | 0 mm |
| 2001 | 27°C (80°F) | 15°C (59°F) | 0 mm |
| 2000 | 26°C (79°F) | 18°C (65°F) | 1 mm |
| 1999 | 33°C (92°F) | 21°C (70°F) | 50 mm |
| 1998 | 28°C (82°F) | 19°C (66°F) | 0 mm |
| 1997 | 29°C (84°F) | 21°C (69°F) | 18 mm |
| 1996 | 28°C (83°F) | 17°C (63°F) | 0 mm |
| 1995 | 22°C (71°F) | 13°C (56°F) | 11 mm |
| 1994 | 27°C (81°F) | 16°C (60°F) | 0 mm |
| 1993 | 24°C (76°F) | 12°C (54°F) | 0 mm |
| 1992 | 22°C (71°F) | 16°C (60°F) | 68 mm |
| 1991 | 32°C (90°F) | 18°C (64°F) | 22 mm |
| 1990 | 29°C (85°F) | 16°C (60°F) | 0 mm |
| 1989 | 28°C (82°F) | 11°C (52°F) | 0 mm |
| 1988 | 25°C (77°F) | 18°C (65°F) | 0 mm |
| 1987 | 25°C (77°F) | 12°C (53°F) | 0 mm |
| 1986 | 26°C (79°F) | 16°C (60°F) | 0 mm |
| 1985 | 24°C (76°F) | 13°C (55°F) | 0 mm |
| 1984 | 25°C (77°F) | 14°C (58°F) | 23 mm |
| 1983 | 28°C (82°F) | 15°C (59°F) | 0 mm |
| 1982 | 33°C (91°F) | 18°C (65°F) | 9 mm |
| 1981 | 28°C (82°F) | 14°C (58°F) | 59 mm |
| 1980 | 24°C (75°F) | 18°C (64°F) | 5 mm |
| 1979 | 24°C (76°F) | 16°C (61°F) | 0 mm |
| 1978 | 28°C (82°F) | 14°C (58°F) | 0 mm |
| 1977 | 31°C (87°F) | 19°C (66°F) | 91 mm |
| 1976 | 23°C (73°F) | 13°C (56°F) | 1 mm |
| 1975 | 33°C (91°F) | 19°C (66°F) | 0 mm |
| 1974 | 23°C (74°F) | 9°C (48°F) | 0 mm |
| 1973 | 27°C (80°F) | 11°C (51°F) | 0 mm |
| 1972 | 28°C (83°F) | 18°C (64°F) | 0 mm |
| 1971 | 23°C (74°F) | 16°C (61°F) | 0 mm |