November is one of the cooler months of the year in Ottawa, with average highs near 4.7°C and lows around -3.2°C (mean 0.8°C). It is about average for rainfall, averaging 78 mm of rainfall and 85% relative humidity across the period.
November is one of the cooler months of the year in Ottawa. Across 45 years of records, the warmest November in Ottawa was 2015 — when the month averaged 4°C — while the coldest was 1995 at -3.4°C. Typical November days reach 4.7°C with nights near -3.2°C. The long-term trend is warming, about 0.3°C per decade.
November is about average for rainfall in Ottawa, averaging 78 mm of rainfall. The wettest November on record was 1989 with 139 mm, while the driest was 2012 at 19 mm.
Relative humidity in Ottawa during November averages 85%. The most humid November was 1983 at 91%, and the least humid was 2012 at 78%.
November receives about 1.5 kWh/m²/day of solar energy in Ottawa. The sunniest November was 2012 at 1.8 kWh/m²/day, and the cloudiest were 1999, 2018 and 2025, among others at 1.2.
Average wind speed in Ottawa during November is 0.4 m/s. The windiest Novembers were 2023, 2024 and 2025, among others at 0.4 m/s, while the calmest were 2006, 2008 and 2011, among others at 0.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 0.0°C | 0.4°C | 1.6°C | 0.6°C | 1.8°C | +1.8°C |
| Avg High | 3.8°C | 4.3°C | 5.4°C | 4.8°C | 5.8°C | +2°C |
| Avg Low | -3.8°C | -3.6°C | -2.3°C | -3.5°C | -2.3°C | +1.5°C |
| Avg Rain | 92 mm | 82 mm | 86 mm | 63 mm | 59 mm | -33 mm |
November temperatures in Ottawa have risen by about 1.1°C between 1981–1985 and 2021–2025.
November has ranged from a record low of -20.6°C (1995) to a record high of 20.7°C (2022).
Rainfall in November is about average for rainfall, averaging 78 mm, with a wettest year of 139 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.4°C per decade while lows rose 0.2°C per decade, widening the gap between day and night.
A good time to visit Ottawa
November is a good time to visit Ottawa, with days averaging 4.7°C and nights around -3.2°C (mean 0.8°C, cooler than Ottawa's yearly average) and moderate rainfall. July and August are marginally more temperate, but November still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 3.0°C | -0.3°C | -3.6°C | 10.4°C | -7.2°C | 69 mm | 87% | 0.4 m/s | 1.2 |
| 2024 | 7.6°C | 3.5°C | -0.6°C | 20.0°C | -5.8°C | 62 mm | 82% | 0.4 m/s | 1.5 |
| 2023 | 3.9°C | -0.2°C | -4.2°C | 11.4°C | -11.8°C | 40 mm | 82% | 0.4 m/s | 1.6 |
| 2022 | 7.1°C | 2.8°C | -1.5°C | 20.7°C | -12.8°C | 65 mm | 80% | 0.4 m/s | 1.5 |
| 2021 | 5.6°C | 1.5°C | -2.7°C | 14.2°C | -11.1°C | 61 mm | 83% | 0.4 m/s | 1.7 |
| 2020 | 7.4°C | 3.2°C | -1.1°C | 20.0°C | -9.7°C | 56 mm | 83% | 0.4 m/s | 1.5 |
| 2019 | 1.3°C | -2.5°C | -6.4°C | 7.9°C | -15.6°C | 59 mm | 86% | 0.4 m/s | 1.4 |
| 2018 | 0.9°C | -2.5°C | -5.8°C | 11.1°C | -17.6°C | 87 mm | 89% | 0.4 m/s | 1.2 |
| 2017 | 4.0°C | -0.4°C | -4.9°C | 12.7°C | -12.1°C | 90 mm | 84% | 0.4 m/s | 1.4 |
| 2016 | 6.8°C | 2.6°C | -1.7°C | 15.0°C | -9.7°C | 62 mm | 89% | 0.4 m/s | 1.5 |
| 2015 🔥 | 8.7°C | 4.0°C | -0.7°C | 19.8°C | -9.1°C | 47 mm | 81% | 0.4 m/s | 1.6 |
| 2014 | 3.7°C | 0.1°C | -3.4°C | 14.8°C | -12.1°C | 54 mm | 82% | 0.4 m/s | 1.4 |
| 2013 | 3.4°C | -0.9°C | -5.1°C | 15.8°C | -14.5°C | 68 mm | 80% | 0.4 m/s | 1.5 |
| 2012 | 4.8°C | 0.6°C | -3.6°C | 17.1°C | -12.6°C | 19 mm | 78% | 0.4 m/s | 1.8 |
| 2011 | 8.5°C | 3.9°C | -0.7°C | 16.2°C | -7.5°C | 65 mm | 84% | 0.3 m/s | 1.5 |
| 2010 | 5.7°C | 1.4°C | -3.0°C | 14.0°C | -10.2°C | 80 mm | 84% | 0.4 m/s | 1.7 |
| 2009 | 7.5°C | 3.3°C | -0.9°C | 14.1°C | -5.4°C | 47 mm | 88% | 0.4 m/s | 1.7 |
| 2008 | 4.5°C | 0.8°C | -2.8°C | 18.4°C | -12.5°C | 69 mm | 88% | 0.3 m/s | 1.5 |
| 2007 | 3.5°C | -0.5°C | -4.5°C | 13.4°C | -19.0°C | 83 mm | 87% | 0.4 m/s | 1.6 |
| 2006 | 7.3°C | 3.6°C | -0.1°C | 16.7°C | -5.7°C | 84 mm | 89% | 0.3 m/s | 1.3 |
| 2005 | 5.8°C | 1.8°C | -2.2°C | 16.6°C | -11.5°C | 109 mm | 85% | 0.4 m/s | 1.3 |
| 2004 | 5.2°C | 1.3°C | -2.6°C | 11.9°C | -9.2°C | 81 mm | 85% | 0.4 m/s | 1.5 |
| 2003 | 5.2°C | 1.5°C | -2.3°C | 14.1°C | -6.9°C | 133 mm | 87% | 0.4 m/s | 1.4 |
| 2002 | 2.8°C | -0.7°C | -4.1°C | 15.7°C | -12.0°C | 82 mm | 87% | 0.4 m/s | 1.3 |
| 2001 | 7.6°C | 3.5°C | -0.7°C | 15.4°C | -5.3°C | 86 mm | 86% | 0.4 m/s | 1.4 |
| 2000 | 4.9°C | 1.1°C | -2.7°C | 14.6°C | -13.6°C | 87 mm | 87% | 0.4 m/s | 1.5 |
| 1999 | 7.6°C | 3.7°C | -0.2°C | 16.0°C | -7.3°C | 88 mm | 80% | 0.4 m/s | 1.2 |
| 1998 | 5.4°C | 1.7°C | -2.0°C | 14.3°C | -5.9°C | 52 mm | 82% | 0.4 m/s | 1.4 |
| 1997 | 3.3°C | -0.5°C | -4.3°C | 13.9°C | -12.8°C | 85 mm | 88% | 0.3 m/s | 1.5 |
| 1996 | 1.8°C | -1.9°C | -5.7°C | 16.6°C | -13.8°C | 74 mm | 85% | 0.3 m/s | 1.6 |
| 1995 ❄️ | 0.9°C | -3.4°C | -7.7°C | 15.2°C | -20.6°C | 104 mm | 90% | 0.4 m/s | 1.5 |
| 1994 | 7.2°C | 2.5°C | -2.2°C | 15.9°C | -12.4°C | 94 mm | 80% | 0.4 m/s | 1.4 |
| 1993 | 3.4°C | -0.5°C | -4.4°C | 10.9°C | -15.5°C | 101 mm | 86% | 0.4 m/s | 1.4 |
| 1992 | 3.4°C | -0.1°C | -3.5°C | 14.1°C | -10.3°C | 104 mm | 88% | 0.4 m/s | 1.4 |
| 1991 | 5.0°C | 1.2°C | -2.6°C | 16.2°C | -7.2°C | 44 mm | 79% | 0.4 m/s | 1.5 |
| 1990 | 4.6°C | 0.8°C | -3.0°C | 17.1°C | -9.4°C | 75 mm | 86% | 0.4 m/s | 1.6 |
| 1989 🌧️ | 2.7°C | -1.5°C | -5.7°C | 15.0°C | -19.8°C | 139 mm | 85% | 0.4 m/s | 1.4 |
| 1988 | 5.6°C | 1.8°C | -2.0°C | 13.7°C | -7.4°C | 94 mm | 88% | 0.4 m/s | 1.3 |
| 1987 | 3.5°C | -0.8°C | -5.1°C | 17.0°C | -14.4°C | 106 mm | 85% | 0.4 m/s | 1.6 |
| 1986 | 2.1°C | -1.6°C | -5.3°C | 12.0°C | -12.6°C | 53 mm | 85% | 0.3 m/s | 1.7 |
| 1985 | 2.9°C | -0.5°C | -3.9°C | 14.7°C | -10.5°C | 68 mm | 86% | 0.4 m/s | 1.2 |
| 1984 | 4.7°C | 0.7°C | -3.3°C | 13.9°C | -9.7°C | 72 mm | 85% | 0.4 m/s | 1.5 |
| 1983 | 2.9°C | -0.3°C | -3.4°C | 13.7°C | -10.1°C | 124 mm | 91% | 0.4 m/s | — |
| 1982 | 5.9°C | 2.0°C | -2.0°C | 16.6°C | -13.3°C | 113 mm | 85% | 0.4 m/s | — |
| 1981 | 3.6°C | 0.0°C | -3.6°C | 13.3°C | -9.4°C | 59 mm | 88% | 0.4 m/s | — |
Actual recorded November data for each year, 1981–2025 — sourced from NASA POWER.
The average high in November is around 4.7°C with lows near -3.2°C (mean 0.8°C), based on 45 years of NASA POWER data.
November averages 78 mm of rainfall in Ottawa, about average for rainfall. The wettest on record was 139 mm in 1989.
The hottest November reached 20.7°C in 2022. The coldest dipped to -20.6°C in 1995.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average November temperatures have risen by about 1.1°C. Daytime highs moved from 4°C to 5.4°C and overnight lows from -3.2°C to -2.5°C over the same span.
November is one of the cooler months of the year in Ottawa and about average for rainfall, so plan for around 4.7°C daytime highs and -3.2°C at night.
Not quite — November is the 5th coolest month in Ottawa, averaging 0.8°C.
For November in Ottawa, pack warm layers and a jacket for chilly mornings, with typical highs of 4.7°C and lows of -3.2°C. Bring an umbrella or light rain jacket too.
Relative humidity in November averages 85% — quite humid.
Average wind speed in November is 0.4 m/s. The windiest November on record averaged 0.4 m/s (1981).
The wettest November on record was 1989 with 139 mm. On average, November sees 78 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Ottawa behaves each November, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for November specifically, along with year-by-year records and how the month has changed over the decades.
