Weather on August 28 in Ottawa
Historical weather data for August 28 in Ottawa, Canada
Based on 54 years of data from OTTAWA CDA
About This Date
August 28th in Ottawa, Canada typically brings pleasant summer weather, with average highs around 24°C and lows near 14°C. Over 54 years of records, the warmest August 28th was in 1977 (27°C average), while the coldest was 1982 (9°C) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 31% of August 28th dates historically, with the wettest August 28th recording 3.82" of rain. The last decade has been 1.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.1°F cooler on this date compared to 20-30 years ago.
Planning for August 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 | 18°C (65°F) | 12°C (54°F) | -- |
| 2023 | 25°C (77°F) | 10°C (50°F) | 0 mm |
| 2022 | 26°C (79°F) | 11°C (51°F) | 0 mm |
| 2021 | 20°C (68°F) | 17°C (62°F) | 17 mm |
| 2020 | 22°C (72°F) | 12°C (54°F) | 0 mm |
| 2019 | 23°C (74°F) | 17°C (62°F) | 76 mm |
| 2018 | 31°C (88°F) | 20°C (68°F) | 0 mm |
| 2017 | 24°C (75°F) | 10°C (50°F) | 0 mm |
| 2016 | 29°C (85°F) | 18°C (64°F) | 7 mm |
| 2015 | 22°C (72°F) | 8°C (47°F) | 0 mm |
| 2014 | 19°C (67°F) | 15°C (59°F) | 0 mm |
| 2013 | 29°C (85°F) | 17°C (63°F) | 0 mm |
| 2012 | 23°C (73°F) | 19°C (66°F) | 0 mm |
| 2011 | 21°C (69°F) | 14°C (58°F) | 0 mm |
| 2010 | 28°C (83°F) | 12°C (53°F) | 0 mm |
| 2009 | 19°C (66°F) | 8°C (47°F) | 0 mm |
| 2008 | 27°C (81°F) | 13°C (55°F) | 0 mm |
| 2007 | 27°C (81°F) | 12°C (53°F) | 0 mm |
| 2006 | 23°C (74°F) | 14°C (57°F) | 0 mm |
| 2005 | 29°C (85°F) | 19°C (66°F) | 1 mm |
| 2004 | 29°C (84°F) | 21°C (70°F) | 8 mm |
| 2003 | 18°C (64°F) | 9°C (49°F) | 0 mm |
| 2002 | 23°C (73°F) | 11°C (51°F) | 0 mm |
| 2001 | 22°C (72°F) | 17°C (62°F) | 2 mm |
| 2000 | 23°C (74°F) | 11°C (52°F) | 0 mm |
| 1999 | 33°C (92°F) | 18°C (64°F) | 0 mm |
| 1998 | 28°C (83°F) | 14°C (58°F) | 3 mm |
| 1997 | 23°C (73°F) | 13°C (56°F) | 0 mm |
| 1996 | 24°C (75°F) | 11°C (51°F) | 0 mm |
| 1995 | 25°C (77°F) | 8°C (47°F) | 0 mm |
| 1994 | 26°C (78°F) | 18°C (64°F) | 7 mm |
| 1993 | 26°C (79°F) | 21°C (70°F) | 0 mm |
| 1992 | 19°C (66°F) | 15°C (59°F) | 97 mm |
| 1991 | 32°C (90°F) | 20°C (68°F) | 0 mm |
| 1990 | 30°C (86°F) | 16°C (61°F) | 81 mm |
| 1989 | 26°C (79°F) | 12°C (54°F) | 0 mm |
| 1988 | 20°C (68°F) | 16°C (61°F) | 20 mm |
| 1987 | 23°C (74°F) | 9°C (48°F) | 19 mm |
| 1986 | 15°C (59°F) | 6°C (42°F) | 0 mm |
| 1985 | 24°C (76°F) | 15°C (59°F) | 0 mm |
| 1984 | 27°C (81°F) | 18°C (65°F) | 0 mm |
| 1983 | 29°C (85°F) | 15°C (59°F) | 0 mm |
| 1982 | 14°C (58°F) | 3°C (38°F) | 0 mm |
| 1981 | 23°C (73°F) | 10°C (50°F) | 0 mm |
| 1980 | 23°C (73°F) | 12°C (54°F) | 0 mm |
| 1979 | 26°C (78°F) | 15°C (59°F) | 55 mm |
| 1978 | 22°C (71°F) | 11°C (52°F) | 50 mm |
| 1977 | 32°C (90°F) | 22°C (72°F) | 0 mm |
| 1976 | 27°C (81°F) | 21°C (69°F) | 43 mm |
| 1975 | 25°C (77°F) | 12°C (53°F) | 4 mm |
| 1974 | 24°C (75°F) | 12°C (53°F) | 0 mm |
| 1973 | 30°C (86°F) | 20°C (68°F) | 0 mm |
| 1972 | 28°C (82°F) | 19°C (66°F) | 0 mm |
| 1971 | 17°C (63°F) | 13°C (56°F) | 55 mm |