October is one of the warmer months of the year in Baie-Comeau, with average highs near 8.3°C and lows around 3.5°C (mean 5.9°C). It is a relatively wet time of year, averaging 105 mm of rainfall and 84% relative humidity across the period.
October is one of the warmer months of the year in Baie-Comeau. Across 45 years of records, the warmest October in Baie-Comeau was 2023 — when the month averaged 9.7°C — while the coldest was 1993 at 3°C. Typical October days reach 8.3°C with nights near 3.5°C. The long-term trend is warming, about 0.7°C per decade.
October is a relatively wet time of year in Baie-Comeau, averaging 105 mm of rainfall. The wettest October on record was 1991 with 191 mm, while the driest was 1997 at 24 mm.
Relative humidity in Baie-Comeau during October averages 84%. The most humid October was 1991 at 88%, and the least humid was 2002 at 80%.
October receives about 2 kWh/m²/day of solar energy in Baie-Comeau. The sunniest Octobers were 1984, 2015 and 2025 at 2.3 kWh/m²/day, and the cloudiest was 1992 at 1.5.
Average wind speed in Baie-Comeau during October is 2.6 m/s. The windiest October was 1999 at 3.2 m/s, while the calmest were 1984, 2004 and 2025 at 2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 4.8°C | 5.2°C | 6.0°C | 6.3°C | 8.0°C | +3.2°C |
| Avg High | 7.4°C | 7.5°C | 8.3°C | 8.6°C | 10.5°C | +3.1°C |
| Avg Low | 2.3°C | 2.8°C | 3.7°C | 4.0°C | 5.4°C | +3.1°C |
| Avg Rain | 83 mm | 103 mm | 111 mm | 120 mm | 108 mm | +25 mm |
October temperatures in Baie-Comeau have risen by about 3.4°C between 1981–1985 and 2021–2025.
October has ranged from a record low of -4.3°C (2020) to a record high of 20.4°C (2023).
Rainfall in October is a relatively wet time of year, averaging 105 mm, with a wettest year of 191 mm.
A good time to visit Baie-Comeau
October is a good time to visit Baie-Comeau, with days averaging 8.3°C and nights around 3.5°C (mean 5.9°C, warmer than Baie-Comeau's yearly average) and higher rainfall. July and August are marginally more temperate, but October still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 10.3°C | 7.7°C | 5.0°C | 19.0°C | 1.8°C | 83 mm | 86% | 2 m/s | 2.3 |
| 2024 | 10.4°C | 7.7°C | 5.0°C | 15.5°C | -1.6°C | 142 mm | 84% | 2.9 m/s | 2.1 |
| 2023 🔥 | 12.1°C | 9.7°C | 7.4°C | 20.4°C | -0.7°C | 80 mm | 86% | 2.4 m/s | 1.9 |
| 2022 | 11.2°C | 8.6°C | 5.9°C | 15.9°C | 1.2°C | 103 mm | 85% | 2.4 m/s | 2.1 |
| 2021 | 11.7°C | 9.3°C | 6.9°C | 18.2°C | 2.9°C | 103 mm | 87% | 2.1 m/s | 2.1 |
| 2020 | 7.0°C | 4.7°C | 2.3°C | 13.1°C | -4.3°C | 135 mm | 85% | 2.7 m/s | 1.8 |
| 2019 | 8.3°C | 6.0°C | 3.7°C | 12.6°C | 0.3°C | 100 mm | 88% | 2.3 m/s | 2.1 |
| 2018 | 5.3°C | 3.2°C | 1.1°C | 13.1°C | -3.9°C | 93 mm | 82% | 3.1 m/s | 1.8 |
| 2017 | 10.8°C | 8.2°C | 5.6°C | 14.9°C | 0.8°C | 171 mm | 86% | 2.6 m/s | 2 |
| 2016 | 9.0°C | 6.8°C | 4.5°C | 16.4°C | -1.6°C | 174 mm | 85% | 2.7 m/s | 2.1 |
| 2015 | 7.4°C | 4.9°C | 2.4°C | 13.5°C | -1.7°C | 89 mm | 82% | 2.9 m/s | 2.3 |
| 2014 | 9.1°C | 6.7°C | 4.3°C | 13.7°C | 0.4°C | 163 mm | 88% | 2.5 m/s | 2 |
| 2013 | 9.3°C | 7.0°C | 4.8°C | 16.6°C | -0.9°C | 63 mm | 84% | 2.5 m/s | 2 |
| 2012 | 8.9°C | 6.8°C | 4.7°C | 15.0°C | -0.2°C | 178 mm | 85% | 2.5 m/s | 1.9 |
| 2011 | 9.3°C | 7.0°C | 4.7°C | 17.7°C | -0.3°C | 43 mm | 84% | 2.5 m/s | 2.1 |
| 2010 | 8.3°C | 6.2°C | 4.1°C | 16.1°C | -0.3°C | 131 mm | 84% | 3 m/s | 1.9 |
| 2009 | 6.5°C | 4.5°C | 2.5°C | 11.6°C | -1.7°C | 105 mm | 82% | 2.5 m/s | 1.8 |
| 2008 | 8.4°C | 6.1°C | 3.8°C | 12.2°C | -1.1°C | 101 mm | 86% | 2.4 m/s | 1.9 |
| 2007 | 10.0°C | 7.5°C | 5.0°C | 16.1°C | -0.4°C | 114 mm | 86% | 2.4 m/s | 2.1 |
| 2006 | 8.0°C | 5.9°C | 3.7°C | 13.0°C | -0.5°C | 178 mm | 86% | 2.6 m/s | 2 |
| 2005 | 9.4°C | 7.2°C | 4.9°C | 18.2°C | 0.1°C | 98 mm | 88% | 2.7 m/s | 1.8 |
| 2004 | 9.0°C | 6.6°C | 4.2°C | 14.4°C | 0.3°C | 68 mm | 87% | 2 m/s | 2.2 |
| 2003 | 8.3°C | 6.0°C | 3.7°C | 16.4°C | -0.6°C | 156 mm | 84% | 2.8 m/s | 2 |
| 2002 | 6.9°C | 4.6°C | 2.3°C | 15.8°C | -2.4°C | 72 mm | 80% | 2.9 m/s | 2 |
| 2001 | 8.7°C | 6.3°C | 4.0°C | 14.7°C | -0.6°C | 133 mm | 87% | 2.6 m/s | 1.6 |
| 2000 | 7.8°C | 5.4°C | 3.1°C | 15.4°C | -1.2°C | 82 mm | 84% | 2.8 m/s | 1.9 |
| 1999 | 6.9°C | 4.7°C | 2.4°C | 13.5°C | -1.0°C | 118 mm | 81% | 3.2 m/s | 1.7 |
| 1998 | 8.0°C | 5.9°C | 3.8°C | 11.7°C | -0.4°C | 93 mm | 83% | 2.9 m/s | 1.9 |
| 1997 | 7.5°C | 5.2°C | 2.9°C | 13.6°C | -1.9°C | 24 mm | 83% | 2.5 m/s | 1.9 |
| 1996 | 7.2°C | 4.7°C | 2.1°C | 14.8°C | -2.5°C | 71 mm | 83% | 2.8 m/s | 2 |
| 1995 | 9.5°C | 6.9°C | 4.4°C | 15.7°C | -2.0°C | 111 mm | 86% | 2.4 m/s | 1.6 |
| 1994 | 9.5°C | 7.0°C | 4.4°C | 16.2°C | 0.7°C | 27 mm | 85% | 2.4 m/s | 2.1 |
| 1993 ❄️ | 5.3°C | 3.0°C | 0.7°C | 10.0°C | -4.2°C | 143 mm | 83% | 2.9 m/s | 1.6 |
| 1992 | 6.3°C | 4.1°C | 1.9°C | 13.4°C | -3.2°C | 115 mm | 85% | 2.7 m/s | 1.5 |
| 1991 🌧️ | 7.6°C | 5.2°C | 2.7°C | 13.1°C | -4.2°C | 191 mm | 88% | 2.5 m/s | 1.6 |
| 1990 | 7.5°C | 5.0°C | 2.5°C | 13.9°C | -3.8°C | 138 mm | 84% | 2.7 m/s | 1.8 |
| 1989 | 7.2°C | 4.5°C | 1.8°C | 13.7°C | -3.0°C | 93 mm | 85% | 2.3 m/s | 2.1 |
| 1988 | 6.5°C | 4.1°C | 1.7°C | 13.6°C | -1.9°C | 122 mm | 84% | 2.6 m/s | 2.1 |
| 1987 | 8.0°C | 5.3°C | 2.6°C | 14.5°C | -0.8°C | 107 mm | 83% | 2.5 m/s | 2.1 |
| 1986 | 6.0°C | 3.5°C | 0.9°C | 12.2°C | -4.2°C | 65 mm | 83% | 2.5 m/s | 2.1 |
| 1985 | 7.7°C | 5.1°C | 2.6°C | 14.2°C | -3.7°C | 83 mm | 81% | 2.9 m/s | 2 |
| 1984 | 7.8°C | 5.1°C | 2.4°C | 12.5°C | -2.2°C | 34 mm | 83% | 2 m/s | 2.3 |
| 1983 | 8.0°C | 5.5°C | 3.1°C | 17.1°C | -2.2°C | 60 mm | 83% | 2.6 m/s | — |
| 1982 | 8.7°C | 5.9°C | 3.2°C | 12.6°C | -1.8°C | 47 mm | 84% | 2.2 m/s | — |
| 1981 | 6.9°C | 4.5°C | 2.2°C | 11.4°C | -2.4°C | 135 mm | 83% | 2.8 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 8.3°C with lows near 3.5°C (mean 5.9°C), based on 45 years of NASA POWER data.
October averages 105 mm of rainfall in Baie-Comeau, a relatively wet time of year. The wettest on record was 191 mm in 1991.
The hottest October reached 20.4°C in 2023. The coldest dipped to -4.3°C in 2020.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 3.4°C. Daytime highs moved from 7.8°C to 11.1°C and overnight lows from 2.7°C to 6°C over the same span.
October is one of the warmer months of the year in Baie-Comeau and a relatively wet time of year, so plan for around 8.3°C daytime highs and 3.5°C at night.
Not quite — October is the 7th coolest month in Baie-Comeau, averaging 5.9°C.
For October in Baie-Comeau, pack warm layers and a jacket for chilly mornings, with typical highs of 8.3°C and lows of 3.5°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 84% — quite humid.
Average wind speed in October is 2.6 m/s. The windiest October on record averaged 3.2 m/s (1999).
The wettest October on record was 1991 with 191 mm. On average, October sees 105 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 Baie-Comeau behaves each October, 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 October specifically, along with year-by-year records and how the month has changed over the decades.
