November is one of the cooler months of the year in Thunder Bay, with average highs near 0.9°C and lows around -5.9°C (mean -2.5°C). It is about average for rainfall, averaging 45 mm of rainfall and 84% relative humidity across the period.
November is one of the cooler months of the year in Thunder Bay. Across 45 years of records, the warmest November in Thunder Bay was 2009 — when the month averaged 2.4°C — while the coldest was 1985 at -7.9°C. Typical November days reach 0.9°C with nights near -5.9°C. The long-term trend is warming, about 0.7°C per decade.
November is about average for rainfall in Thunder Bay, averaging 45 mm of rainfall. The wettest November on record was 1983 with 110 mm, while the driest was 2002 at 17 mm.
Relative humidity in Thunder Bay during November averages 84%. The most humid November was 1991 at 95%, and the least humid was 2025 at 78%.
November receives about 1.2 kWh/m²/day of solar energy in Thunder Bay. The sunniest November was 1995 at 1.5 kWh/m²/day, and the cloudiest was 2017 at 0.9.
Average wind speed in Thunder Bay during November is 1.1 m/s. The windiest Novembers were 2017, 2021 and 2025, among others at 1.2 m/s, while the calmest was 2009 at 0.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | -3.9°C | -3.6°C | -1.2°C | -2.4°C | -1.0°C | +2.9°C |
| Avg High | -0.4°C | -0.2°C | 2.2°C | 1.1°C | 2.5°C | +2.9°C |
| Avg Low | -7.3°C | -6.9°C | -4.6°C | -5.9°C | -4.4°C | +2.9°C |
| Avg Rain | 57 mm | 44 mm | 44 mm | 39 mm | 37 mm | -19 mm |
November temperatures in Thunder Bay have risen by about 2.7°C between 1981–1985 and 2021–2025.
November has ranged from a record low of -26.4°C (1985) to a record high of 17.9°C (2016).
Rainfall in November is about average for rainfall, averaging 45 mm, with a wettest year of 110 mm.
A good time to visit Thunder Bay
November is a good time to visit Thunder Bay, with days averaging 0.9°C and nights around -5.9°C (mean -2.5°C, cooler than Thunder Bay's yearly average) and moderate rainfall. August and July 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 | 1.6°C | -1.6°C | -4.8°C | 8.9°C | -13.7°C | 28 mm | 78% | 1.2 m/s | 1.3 |
| 2024 | 5.2°C | 1.8°C | -1.5°C | 10.6°C | -9.2°C | 50 mm | 83% | 1.1 m/s | 1.2 |
| 2023 | 1.8°C | -1.9°C | -5.6°C | 9.6°C | -15.7°C | 26 mm | 80% | 1.1 m/s | 1.3 |
| 2022 | 1.0°C | -2.1°C | -5.3°C | 16.8°C | -19.7°C | 52 mm | 89% | 1.1 m/s | 1.2 |
| 2021 | 2.3°C | -1.2°C | -4.7°C | 12.6°C | -13.6°C | 44 mm | 81% | 1.2 m/s | 1.3 |
| 2020 | 3.1°C | -0.7°C | -4.5°C | 17.8°C | -11.5°C | 23 mm | 82% | 1 m/s | 1.3 |
| 2019 | -1.6°C | -4.7°C | -7.7°C | 4.6°C | -17.7°C | 29 mm | 83% | 1.1 m/s | 1.2 |
| 2018 | -2.2°C | -5.3°C | -8.4°C | 6.5°C | -16.8°C | 47 mm | 83% | 1.1 m/s | 1.1 |
| 2017 | -1.0°C | -5.0°C | -9.1°C | 3.8°C | -19.8°C | 36 mm | 88% | 1.2 m/s | 0.9 |
| 2016 | 6.2°C | 2.1°C | -2.0°C | 17.9°C | -16.2°C | 81 mm | 86% | 1.1 m/s | 1.3 |
| 2015 | 4.9°C | 1.5°C | -2.0°C | 12.9°C | -13.1°C | 48 mm | 86% | 1 m/s | 1.2 |
| 2014 | -2.8°C | -6.0°C | -9.3°C | 8.6°C | -20.1°C | 25 mm | 81% | 1.2 m/s | 1.2 |
| 2013 | 0.2°C | -3.0°C | -6.2°C | 6.8°C | -16.9°C | 29 mm | 80% | 1.2 m/s | 1.1 |
| 2012 | 1.3°C | -2.2°C | -5.7°C | 9.4°C | -16.3°C | 31 mm | 83% | 1.1 m/s | 1.1 |
| 2011 | 3.4°C | -0.1°C | -3.6°C | 10.2°C | -12.1°C | 18 mm | 80% | 1 m/s | 1.2 |
| 2010 | 2.8°C | -1.0°C | -4.8°C | 11.9°C | -15.3°C | 47 mm | 85% | 1.1 m/s | 1.2 |
| 2009 🔥 | 5.6°C | 2.4°C | -0.8°C | 11.9°C | -4.9°C | 37 mm | 85% | 0.9 m/s | 1.3 |
| 2008 | 0.7°C | -2.3°C | -5.2°C | 13.5°C | -15.8°C | 82 mm | 86% | 1 m/s | 1.1 |
| 2007 | 0.8°C | -2.3°C | -5.4°C | 10.6°C | -20.1°C | 24 mm | 80% | 1.1 m/s | 1.2 |
| 2006 | 2.7°C | -0.8°C | -4.4°C | 10.6°C | -14.1°C | 23 mm | 82% | 1 m/s | 1.2 |
| 2005 | 1.7°C | -2.3°C | -6.4°C | 9.7°C | -18.1°C | 88 mm | 89% | 1.2 m/s | 1.1 |
| 2004 | 3.4°C | -0.1°C | -3.6°C | 8.7°C | -10.9°C | 20 mm | 79% | 1.1 m/s | 1.4 |
| 2003 | 0.2°C | -3.0°C | -6.2°C | 7.7°C | -14.4°C | 37 mm | 83% | 1.1 m/s | 1.1 |
| 2002 | -0.5°C | -4.2°C | -7.9°C | 5.0°C | -15.5°C | 17 mm | 83% | 1 m/s | 1.1 |
| 2001 | 5.4°C | 2.0°C | -1.4°C | 14.2°C | -8.4°C | 65 mm | 88% | 1 m/s | 1.2 |
| 2000 | 1.7°C | -1.3°C | -4.3°C | 11.6°C | -16.8°C | 52 mm | 84% | 1.1 m/s | 1.1 |
| 1999 | 3.6°C | 0.3°C | -3.1°C | 11.9°C | -9.9°C | 22 mm | 81% | 1.1 m/s | 1.1 |
| 1998 | 1.2°C | -1.9°C | -5.1°C | 6.1°C | -14.0°C | 83 mm | 89% | 1.1 m/s | 1.2 |
| 1997 | -1.2°C | -4.5°C | -7.8°C | 6.2°C | -18.7°C | 50 mm | 87% | 1 m/s | 1.4 |
| 1996 | -3.1°C | -6.1°C | -9.0°C | 4.7°C | -17.9°C | 63 mm | 85% | 1.1 m/s | 1.3 |
| 1995 | -3.6°C | -7.2°C | -10.8°C | 4.1°C | -18.9°C | 28 mm | 83% | 1.1 m/s | 1.5 |
| 1994 | 3.4°C | -0.2°C | -3.8°C | 9.3°C | -14.0°C | 25 mm | 79% | 1.2 m/s | 1.1 |
| 1993 | -1.0°C | -4.5°C | -8.1°C | 4.8°C | -15.5°C | 23 mm | 81% | 1.1 m/s | 1.4 |
| 1992 | -0.6°C | -3.8°C | -7.0°C | 5.2°C | -12.3°C | 23 mm | 83% | 1 m/s | 1.2 |
| 1991 | -3.0°C | -6.2°C | -9.4°C | 4.3°C | -17.9°C | 77 mm | 95% | 1.1 m/s | 1.3 |
| 1990 | 1.9°C | -1.5°C | -4.9°C | 11.5°C | -15.8°C | 48 mm | 78% | 1.1 m/s | 1.4 |
| 1989 | -2.4°C | -5.8°C | -9.2°C | 4.2°C | -18.5°C | 24 mm | 79% | 1.1 m/s | 1.2 |
| 1988 | -0.1°C | -3.2°C | -6.2°C | 5.2°C | -13.2°C | 79 mm | 92% | 1.1 m/s | 1.2 |
| 1987 | 1.9°C | -1.6°C | -5.2°C | 9.6°C | -14.5°C | 31 mm | 82% | 1 m/s | 1.3 |
| 1986 | -2.2°C | -6.0°C | -9.7°C | 6.5°C | -18.7°C | 61 mm | 82% | 1.1 m/s | 1.2 |
| 1985 ❄️ | -4.4°C | -7.9°C | -11.4°C | 6.3°C | -26.4°C | 88 mm | 90% | 1.1 m/s | 1.3 |
| 1984 | 0.4°C | -3.0°C | -6.5°C | 6.3°C | -13.6°C | 34 mm | 84% | 1.1 m/s | 1.2 |
| 1983 🌧️ | 0.4°C | -2.6°C | -5.6°C | 11.6°C | -11.6°C | 110 mm | 88% | 1.1 m/s | — |
| 1982 | -1.1°C | -4.8°C | -8.6°C | 10.5°C | -25.1°C | 61 mm | 88% | 1.1 m/s | — |
| 1981 | 3.6°C | 0.0°C | -3.5°C | 14.1°C | -10.7°C | 23 mm | 81% | 1 m/s | — |
Actual recorded November data for each year, 1981–2025 — sourced from NASA POWER.
The average high in November is around 0.9°C with lows near -5.9°C (mean -2.5°C), based on 45 years of NASA POWER data.
November averages 45 mm of rainfall in Thunder Bay, about average for rainfall. The wettest on record was 110 mm in 1983.
The hottest November reached 17.9°C in 2016. The coldest dipped to -26.4°C in 1985.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average November temperatures have risen by about 2.7°C. Daytime highs moved from -0.2°C to 2.4°C and overnight lows from -7.1°C to -4.4°C over the same span.
November is one of the cooler months of the year in Thunder Bay and about average for rainfall, so plan for around 0.9°C daytime highs and -5.9°C at night.
Not quite — November is the 5th coolest month in Thunder Bay, averaging -2.5°C.
For November in Thunder Bay, pack warm layers and a jacket for chilly mornings, with typical highs of 0.9°C and lows of -5.9°C.
Relative humidity in November averages 84% — quite humid.
Average wind speed in November is 1.1 m/s. The windiest November on record averaged 1.2 m/s (1994).
The wettest November on record was 1983 with 110 mm. On average, November sees 45 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 Thunder Bay 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.
