Weather on April 20 in Ottawa
Historical weather data for April 20 in Ottawa, Canada
Based on 55 years of data from OTTAWA CDA
About This Date
April 20th in Ottawa, Canada typically brings cool spring weather, with average highs around 13°C and lows near 3°C. Over 55 years of records, the warmest April 20th was in 1987 (19°C average), while the coldest was 1981 (-1°C) — a 37°F range across recorded history. Precipitation has occurred on 42% of recorded April 20th dates, with snow falling 2% of the time (heaviest snowfall: 1.5"). The last decade has been 4.6°F cooler on this date compared to 20-30 years ago.
The last decade has been 4.6°F cooler on this date compared to 20-30 years ago.
Planning for April 20th in Ottawa? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2025 | 20°C (68°F) | 2°C (35°F) | 0" |
| 2024 | 8°C (47°F) | 3°C (37°F) | 0.12" |
| 2023 | 11°C (52°F) | 0°C (32°F) | 0" |
| 2022 | 9°C (48°F) | 1°C (34°F) | 0" |
| 2021 | 12°C (53°F) | 2°C (35°F) | 0.15" |
| 2020 | 6°C (43°F) | -4°C (25°F) | 0" |
| 2019 | 8°C (46°F) | 4°C (40°F) | 0.08" |
| 2018 | 10°C (50°F) | -1°C (30°F) | 0" |
| 2017 | 11°C (52°F) | 3°C (38°F) | 0.88" |
| 2016 | 16°C (60°F) | 0°C (32°F) | 0" |
| 2015 | 9°C (48°F) | 4°C (40°F) | 2.43" |
| 2014 | 16°C (60°F) | -1°C (30°F) | -- |
| 2013 | 7°C (44°F) | 1°C (34°F) | 0" |
| 2012 | 11°C (52°F) | 6°C (43°F) | 0.84" |
| 2011 | 5°C (41°F) | 1°C (33°F) | 1.79" |
| 2010 | 20°C (68°F) | 5°C (41°F) | 0" |
| 2009 | 15°C (59°F) | 3°C (37°F) | 0.73" |
| 2008 | 24°C (76°F) | 7°C (44°F) | 0" |
| 2007 | 22°C (72°F) | 2°C (35°F) | 0" |
| 2006 | 23°C (74°F) | 7°C (45°F) | 0" |
| 2005 | 15°C (59°F) | 1°C (34°F) | 1.19" |
| 2004 | 12°C (53°F) | 2°C (36°F) | 0" |
| 2003 | 23°C (74°F) | 6°C (43°F) | 0" |
| 2002 | 11°C (51°F) | 1°C (34°F) | 0" |
| 2001 | 17°C (63°F) | -3°C (27°F) | 0" |
| 2000 | 14°C (57°F) | 4°C (40°F) | 1.2" |
| 1999 | 15°C (59°F) | 1°C (33°F) | 0" |
| 1998 | 14°C (58°F) | 8°C (46°F) | 0" |
| 1997 | 13°C (55°F) | -1°C (31°F) | 0" |
| 1996 | 13°C (55°F) | 6°C (42°F) | 2.38" |
| 1995 | 11°C (52°F) | 3°C (37°F) | 0" |
| 1994 | 10°C (50°F) | 2°C (35°F) | 0" |
| 1993 | 2°C (35°F) | -1°C (31°F) | 2.5" |
| 1992 | 19°C (66°F) | 4°C (40°F) | 0.06" |
| 1991 | 8°C (47°F) | 4°C (40°F) | 0.92" |
| 1990 | 12°C (53°F) | 6°C (43°F) | 0.8" |
| 1989 | 12°C (54°F) | 0°C (32°F) | 0" |
| 1988 | 8°C (47°F) | -2°C (29°F) | 0" |
| 1987 | 27°C (81°F) | 12°C (53°F) | 0" |
| 1986 | 18°C (65°F) | 8°C (46°F) | 0.84" |
| 1985 | 16°C (60°F) | 2°C (35°F) | 0" |
| 1984 | 16°C (61°F) | 4°C (40°F) | 0.02" |
| 1983 | 2°C (36°F) | -4°C (25°F) | 0.38" |
| 1982 | 7°C (44°F) | 3°C (37°F) | 2.86" |
| 1981 | 2°C (36°F) | -4°C (25°F) | 0" |
| 1980 | 15°C (59°F) | 4°C (40°F) | 0.02" |
| 1979 | 16°C (61°F) | -1°C (31°F) | 0" |
| 1978 | 6°C (43°F) | 3°C (37°F) | 1.42" |
| 1977 | 24°C (76°F) | 9°C (48°F) | 0.03" |
| 1976 | 18°C (65°F) | 9°C (49°F) | 0" |
| 1975 | 7°C (44°F) | 3°C (37°F) | 0" |
| 1974 | 14°C (58°F) | -3°C (27°F) | 0" |
| 1973 | 18°C (65°F) | 3°C (38°F) | 0" |
| 1972 | 11°C (51°F) | 2°C (35°F) | 0" |
| 1971 | 12°C (53°F) | 2°C (35°F) | 0.13" |