Weather on August 29 in Ottawa
Historical weather data for August 29 in Ottawa, Canada
Based on 55 years of data from OTTAWA CDA
About This Date
August 29th in Ottawa, Canada typically brings pleasant summer weather, with average highs around 24°C and lows near 14°C. Over 55 years of records, the warmest August 29th was in 1977 (27°C average), while the coldest was 1986 (12°C) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 42% of August 29th dates historically, with the wettest August 29th recording 2.95" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for August 29th in Ottawa? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2025 | 18°C (65°F) | 12°C (54°F) | -- |
| 2024 | 21°C (70°F) | 12°C (53°F) | 0" |
| 2023 | 26°C (79°F) | 9°C (49°F) | 0.4" |
| 2022 | 31°C (88°F) | 15°C (59°F) | 0.24" |
| 2021 | 26°C (78°F) | 16°C (61°F) | 0.83" |
| 2020 | 17°C (62°F) | 14°C (58°F) | 2.83" |
| 2019 | 24°C (75°F) | 13°C (56°F) | 0.48" |
| 2018 | 29°C (85°F) | 18°C (65°F) | 0.04" |
| 2017 | 24°C (76°F) | 13°C (56°F) | 0" |
| 2016 | 24°C (76°F) | 16°C (61°F) | 0" |
| 2015 | 23°C (74°F) | 12°C (53°F) | 0.06" |
| 2014 | 23°C (73°F) | 9°C (49°F) | 0" |
| 2013 | 28°C (82°F) | 17°C (63°F) | 0" |
| 2012 | 24°C (76°F) | 8°C (47°F) | 0" |
| 2011 | 23°C (74°F) | 12°C (54°F) | 0" |
| 2010 | 31°C (87°F) | 14°C (58°F) | 0" |
| 2009 | 15°C (59°F) | 12°C (53°F) | 2.95" |
| 2008 | 21°C (69°F) | 14°C (58°F) | 0.43" |
| 2007 | 31°C (88°F) | 16°C (61°F) | 2.92" |
| 2006 | 26°C (79°F) | 15°C (59°F) | 0" |
| 2005 | 31°C (87°F) | 16°C (60°F) | 0" |
| 2004 | 20°C (68°F) | 18°C (64°F) | 1.64" |
| 2003 | 26°C (78°F) | 11°C (51°F) | 1.36" |
| 2002 | 26°C (78°F) | 10°C (50°F) | 0" |
| 2001 | 21°C (70°F) | 11°C (52°F) | 0" |
| 2000 | 28°C (82°F) | 12°C (53°F) | 0" |
| 1999 | 19°C (67°F) | 14°C (58°F) | 0" |
| 1998 | 26°C (78°F) | 19°C (66°F) | 0.46" |
| 1997 | 24°C (75°F) | 13°C (56°F) | 0.06" |
| 1996 | 26°C (78°F) | 13°C (55°F) | 0" |
| 1995 | 26°C (79°F) | 16°C (61°F) | 0" |
| 1994 | 21°C (70°F) | 13°C (55°F) | 0" |
| 1993 | 24°C (75°F) | 11°C (52°F) | 0" |
| 1992 | 19°C (66°F) | 16°C (60°F) | 0.1" |
| 1991 | 32°C (90°F) | 15°C (59°F) | 0" |
| 1990 | 24°C (75°F) | 14°C (58°F) | 0" |
| 1989 | 24°C (75°F) | 15°C (59°F) | 0" |
| 1988 | 17°C (62°F) | 13°C (55°F) | 0" |
| 1987 | 22°C (72°F) | 14°C (57°F) | 0.02" |
| 1986 | 19°C (66°F) | 4°C (40°F) | 0" |
| 1985 | 18°C (64°F) | 10°C (50°F) | 0.16" |
| 1984 | 27°C (80°F) | 19°C (66°F) | 2.74" |
| 1983 | 29°C (84°F) | 15°C (59°F) | 0" |
| 1982 | 18°C (64°F) | 6°C (43°F) | 0.02" |
| 1981 | 20°C (68°F) | 13°C (56°F) | 0" |
| 1980 | 23°C (74°F) | 11°C (51°F) | 0" |
| 1979 | 25°C (77°F) | 18°C (65°F) | 0" |
| 1978 | 23°C (74°F) | 14°C (57°F) | 0.02" |
| 1977 | 32°C (89°F) | 22°C (71°F) | 0.8" |
| 1976 | 19°C (66°F) | 16°C (60°F) | 0.13" |
| 1975 | 17°C (62°F) | 14°C (58°F) | 0.53" |
| 1974 | 23°C (74°F) | 13°C (56°F) | 0" |
| 1973 | 33°C (92°F) | 18°C (65°F) | 0" |
| 1972 | 24°C (76°F) | 14°C (57°F) | 0" |
| 1971 | 24°C (75°F) | 14°C (58°F) | 0" |