Weather on July 28 in Ottawa
Historical weather data for July 28 in Ottawa, Canada
Based on 54 years of data from OTTAWA CDA
About This Date
July 28th in Ottawa, Canada typically brings pleasant summer weather, with average highs around 26°C and lows near 16°C. Over 54 years of records, the warmest July 28th was in 2025 (26°C average), while the coldest was 1981 (14°C) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 37% of July 28th dates historically, with the wettest July 28th recording 3" of rain. The last decade has been 4.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.0°F warmer on this date compared to 20-30 years ago.
Planning for July 28th in Ottawa? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2025 | 33°C (91°F) | 18°C (65°F) | -- |
| 2023 | 28°C (82°F) | 20°C (68°F) | 76 mm |
| 2022 | 28°C (82°F) | 17°C (62°F) | 13 mm |
| 2021 | 24°C (76°F) | 11°C (52°F) | 0 mm |
| 2020 | 30°C (86°F) | 20°C (68°F) | 0 mm |
| 2019 | 30°C (86°F) | 20°C (68°F) | 0 mm |
| 2018 | 26°C (79°F) | 18°C (64°F) | 4 mm |
| 2017 | 23°C (73°F) | 14°C (57°F) | 0 mm |
| 2016 | 28°C (82°F) | 19°C (67°F) | 0 mm |
| 2015 | 33°C (91°F) | 17°C (62°F) | 0 mm |
| 2014 | 19°C (67°F) | 16°C (61°F) | 3 mm |
| 2013 | 26°C (78°F) | 19°C (66°F) | 8 mm |
| 2012 | 28°C (83°F) | 15°C (59°F) | 0 mm |
| 2011 | 29°C (84°F) | 17°C (63°F) | 0 mm |
| 2010 | 27°C (81°F) | 17°C (63°F) | 0 mm |
| 2009 | 28°C (83°F) | 14°C (58°F) | 0 mm |
| 2008 | 26°C (78°F) | 14°C (57°F) | 1 mm |
| 2007 | 25°C (77°F) | 20°C (68°F) | 10 mm |
| 2006 | 27°C (81°F) | 18°C (65°F) | 0 mm |
| 2005 | 25°C (77°F) | 8°C (47°F) | 0 mm |
| 2004 | 22°C (71°F) | 16°C (61°F) | 4 mm |
| 2003 | 25°C (77°F) | 14°C (57°F) | 0 mm |
| 2002 | 28°C (83°F) | 18°C (64°F) | 0 mm |
| 2001 | 25°C (77°F) | 8°C (47°F) | 0 mm |
| 2000 | 28°C (82°F) | 18°C (64°F) | 0 mm |
| 1999 | 27°C (81°F) | 18°C (64°F) | 0 mm |
| 1998 | 28°C (82°F) | 16°C (61°F) | 36 mm |
| 1997 | 29°C (85°F) | 19°C (66°F) | 0 mm |
| 1996 | 24°C (75°F) | 12°C (53°F) | 0 mm |
| 1995 | 28°C (82°F) | 17°C (63°F) | 29 mm |
| 1994 | 26°C (79°F) | 16°C (61°F) | 0 mm |
| 1993 | 28°C (83°F) | 19°C (66°F) | 15 mm |
| 1992 | 24°C (76°F) | 13°C (56°F) | 1 mm |
| 1991 | 26°C (78°F) | 10°C (50°F) | 0 mm |
| 1990 | 31°C (87°F) | 18°C (64°F) | 0 mm |
| 1989 | 24°C (76°F) | 16°C (61°F) | 0 mm |
| 1988 | 29°C (85°F) | 15°C (59°F) | 0 mm |
| 1987 | 19°C (67°F) | 11°C (51°F) | 0 mm |
| 1986 | 28°C (82°F) | 18°C (64°F) | 0 mm |
| 1985 | 26°C (79°F) | 8°C (47°F) | 18 mm |
| 1984 | 25°C (77°F) | 14°C (57°F) | 0 mm |
| 1983 | 27°C (80°F) | 16°C (61°F) | 0 mm |
| 1982 | 23°C (73°F) | 16°C (61°F) | 39 mm |
| 1981 | 17°C (63°F) | 12°C (53°F) | 15 mm |
| 1980 | 26°C (78°F) | 19°C (67°F) | 49 mm |
| 1979 | 26°C (79°F) | 16°C (60°F) | 1 mm |
| 1978 | 24°C (75°F) | 14°C (58°F) | 0 mm |
| 1977 | 26°C (79°F) | 11°C (52°F) | 0 mm |
| 1976 | 24°C (76°F) | 12°C (53°F) | 0 mm |
| 1975 | 26°C (78°F) | 17°C (62°F) | 13 mm |
| 1974 | 28°C (83°F) | 14°C (58°F) | 1 mm |
| 1973 | 29°C (84°F) | 18°C (64°F) | 1 mm |
| 1972 | 23°C (74°F) | 14°C (58°F) | 0 mm |
| 1971 | 23°C (74°F) | 8°C (47°F) | 0 mm |