October is one of the warmer months of the year in Chicoutimi, with average highs near 9.7°C and lows around 1.3°C (mean 5.5°C). It is about average for rainfall, averaging 87 mm of rainfall and 84% relative humidity across the period.
October is one of the warmer months of the year in Chicoutimi. Across 45 years of records, the warmest October in Chicoutimi was 2023 — when the month averaged 9.8°C — while the coldest was 1993 at 2°C. Typical October days reach 9.7°C with nights near 1.3°C. The long-term trend is warming, about 0.8°C per decade.
October is about average for rainfall in Chicoutimi, averaging 87 mm of rainfall. The wettest October on record was 2017 with 142 mm, while the driest was 1994 at 25 mm.
Relative humidity in Chicoutimi during October averages 84%. The most humid October was 1991 at 88%, and the least humid was 2024 at 78%.
October receives about 1.9 kWh/m²/day of solar energy in Chicoutimi. The sunniest October was 2022 at 2.5 kWh/m²/day, and the cloudiest was 1992 at 1.4.
Average wind speed in Chicoutimi during October is 1.6 m/s. The windiest Octobers were 1999 and 2010 at 2 m/s, while the calmest was 2021 at 1.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 4.3°C | 4.7°C | 5.5°C | 6.1°C | 7.8°C | +3.5°C |
| Avg High | 8.6°C | 8.8°C | 9.5°C | 10.2°C | 12.5°C | +3.9°C |
| Avg Low | 0.0°C | 0.5°C | 1.6°C | 1.9°C | 3.2°C | +3.2°C |
| Avg Rain | 73 mm | 79 mm | 99 mm | 98 mm | 79 mm | +5 mm |
October temperatures in Chicoutimi have risen by about 3.9°C between 1981–1985 and 2021–2025.
October has ranged from a record low of -10.6°C (2020) to a record high of 26.3°C (2023).
Rainfall in October is about average for rainfall, averaging 87 mm, with a wettest year of 142 mm.
A good time to visit Chicoutimi
October is a good time to visit Chicoutimi, with days averaging 9.7°C and nights around 1.3°C (mean 5.5°C, warmer than Chicoutimi'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 | 13.4°C | 8.2°C | 3.0°C | 25.7°C | -1.4°C | 78 mm | 79% | 1.5 m/s | 2.3 |
| 2024 | 12.3°C | 7.6°C | 2.8°C | 20.5°C | -3.7°C | 76 mm | 78% | 1.8 m/s | 2 |
| 2023 🔥 | 13.9°C | 9.8°C | 5.7°C | 26.3°C | -5.3°C | 97 mm | 85% | 1.5 m/s | 2 |
| 2022 | 13.6°C | 8.3°C | 3.0°C | 20.6°C | -3.2°C | 62 mm | 81% | 1.5 m/s | 2.5 |
| 2021 | 13.9°C | 9.5°C | 5.0°C | 22.7°C | -3.2°C | 65 mm | 83% | 1.3 m/s | 2.2 |
| 2020 | 7.6°C | 3.7°C | -0.1°C | 15.4°C | -10.6°C | 94 mm | 85% | 1.6 m/s | 1.7 |
| 2019 | 9.9°C | 5.9°C | 1.8°C | 16.4°C | -1.7°C | 79 mm | 85% | 1.6 m/s | 2 |
| 2018 | 5.8°C | 2.1°C | -1.6°C | 19.4°C | -9.0°C | 116 mm | 82% | 1.8 m/s | 1.7 |
| 2017 🌧️ | 13.9°C | 9.1°C | 4.2°C | 22.6°C | -2.2°C | 142 mm | 84% | 1.9 m/s | 2.1 |
| 2016 | 10.6°C | 6.5°C | 2.4°C | 22.3°C | -5.1°C | 123 mm | 83% | 1.6 m/s | 1.9 |
| 2015 | 7.8°C | 3.7°C | -0.4°C | 18.3°C | -4.5°C | 69 mm | 82% | 1.7 m/s | 2 |
| 2014 | 11.7°C | 7.2°C | 2.7°C | 20.1°C | -3.4°C | 135 mm | 86% | 1.6 m/s | 2.1 |
| 2013 | 11.1°C | 7.1°C | 3.1°C | 19.9°C | -5.0°C | 92 mm | 84% | 1.7 m/s | 2.1 |
| 2012 | 11.4°C | 7.4°C | 3.3°C | 20.4°C | -3.4°C | 100 mm | 85% | 1.7 m/s | 1.9 |
| 2011 | 11.0°C | 6.8°C | 2.6°C | 23.4°C | -3.3°C | 58 mm | 84% | 1.6 m/s | 2.2 |
| 2010 | 8.3°C | 4.7°C | 1.1°C | 15.5°C | -4.6°C | 69 mm | 84% | 2 m/s | 1.8 |
| 2009 | 6.6°C | 3.4°C | 0.1°C | 13.3°C | -6.5°C | 86 mm | 84% | 1.5 m/s | 1.6 |
| 2008 | 9.9°C | 5.8°C | 1.7°C | 18.5°C | -4.7°C | 89 mm | 86% | 1.7 m/s | 1.9 |
| 2007 | 12.6°C | 8.2°C | 3.9°C | 22.5°C | -3.7°C | 90 mm | 84% | 1.7 m/s | 2.1 |
| 2006 | 8.3°C | 4.7°C | 1.0°C | 17.6°C | -4.8°C | 139 mm | 88% | 1.8 m/s | 1.8 |
| 2005 | 12.1°C | 7.9°C | 3.7°C | 25.6°C | -3.8°C | 91 mm | 86% | 1.5 m/s | 1.9 |
| 2004 | 11.2°C | 6.6°C | 1.9°C | 19.5°C | -3.7°C | 67 mm | 86% | 1.4 m/s | 2.3 |
| 2003 | 8.5°C | 4.8°C | 1.1°C | 21.6°C | -3.6°C | 105 mm | 84% | 1.7 m/s | 1.9 |
| 2002 | 6.9°C | 3.0°C | -1.0°C | 21.0°C | -6.6°C | 75 mm | 84% | 1.7 m/s | 2 |
| 2001 | 9.7°C | 6.0°C | 2.3°C | 19.0°C | -4.5°C | 129 mm | 87% | 1.7 m/s | 1.7 |
| 2000 | 9.1°C | 5.0°C | 0.8°C | 20.1°C | -4.1°C | 121 mm | 84% | 1.7 m/s | 1.9 |
| 1999 | 7.1°C | 3.2°C | -0.7°C | 14.0°C | -5.2°C | 111 mm | 82% | 2 m/s | 1.7 |
| 1998 | 9.6°C | 5.7°C | 1.8°C | 15.5°C | -4.2°C | 76 mm | 84% | 1.8 m/s | 1.9 |
| 1997 | 9.2°C | 4.8°C | 0.5°C | 20.6°C | -4.4°C | 39 mm | 81% | 1.7 m/s | 2.1 |
| 1996 | 8.4°C | 4.1°C | -0.2°C | 19.0°C | -5.1°C | 61 mm | 82% | 1.7 m/s | 1.9 |
| 1995 | 12.2°C | 7.7°C | 3.3°C | 21.8°C | -4.6°C | 65 mm | 82% | 1.9 m/s | 1.7 |
| 1994 | 11.6°C | 7.0°C | 2.4°C | 20.7°C | -3.6°C | 25 mm | 83% | 1.5 m/s | 2.1 |
| 1993 ❄️ | 5.8°C | 2.0°C | -1.9°C | 12.7°C | -7.4°C | 114 mm | 84% | 1.8 m/s | 1.6 |
| 1992 | 6.8°C | 2.9°C | -1.0°C | 16.6°C | -6.0°C | 65 mm | 86% | 1.5 m/s | 1.4 |
| 1991 | 8.8°C | 4.5°C | 0.1°C | 19.1°C | -10.1°C | 138 mm | 88% | 1.5 m/s | 1.5 |
| 1990 | 8.4°C | 4.6°C | 0.8°C | 15.9°C | -5.3°C | 92 mm | 85% | 1.7 m/s | 1.8 |
| 1989 | 9.7°C | 5.3°C | 0.9°C | 19.1°C | -5.7°C | 87 mm | 87% | 1.6 m/s | 2 |
| 1988 | 7.2°C | 3.1°C | -0.9°C | 20.6°C | -5.8°C | 76 mm | 85% | 1.6 m/s | 1.9 |
| 1987 | 8.4°C | 3.9°C | -0.5°C | 19.1°C | -5.9°C | 97 mm | 84% | 1.5 m/s | 2.1 |
| 1986 | 6.9°C | 2.6°C | -1.6°C | 15.3°C | -7.5°C | 90 mm | 85% | 1.5 m/s | 1.8 |
| 1985 | 9.1°C | 4.8°C | 0.5°C | 17.6°C | -5.0°C | 62 mm | 81% | 1.9 m/s | 1.9 |
| 1984 | 10.5°C | 5.7°C | 0.8°C | 19.1°C | -4.9°C | 36 mm | 82% | 1.4 m/s | 2.2 |
| 1983 | 8.8°C | 4.7°C | 0.6°C | 22.1°C | -4.3°C | 76 mm | 84% | 1.6 m/s | — |
| 1982 | 10.3°C | 5.7°C | 1.1°C | 17.3°C | -5.3°C | 52 mm | 84% | 1.6 m/s | — |
| 1981 | 6.9°C | 2.9°C | -1.2°C | 13.4°C | -5.5°C | 86 mm | 85% | 1.5 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 9.7°C with lows near 1.3°C (mean 5.5°C), based on 45 years of NASA POWER data.
October averages 87 mm of rainfall in Chicoutimi, about average for rainfall. The wettest on record was 142 mm in 2017.
The hottest October reached 26.3°C in 2023. The coldest dipped to -10.6°C in 2020.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 3.9°C. Daytime highs moved from 9.1°C to 13.4°C and overnight lows from 0.4°C to 3.9°C over the same span.
October is one of the warmer months of the year in Chicoutimi and about average for rainfall, so plan for around 9.7°C daytime highs and 1.3°C at night.
Not quite — October is the 7th coolest month in Chicoutimi, averaging 5.5°C.
For October in Chicoutimi, pack warm layers and a jacket for chilly mornings, with typical highs of 9.7°C and lows of 1.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 84% — quite humid.
Average wind speed in October is 1.6 m/s. The windiest October on record averaged 2 m/s (1999).
The wettest October on record was 2017 with 142 mm. On average, October sees 87 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 Chicoutimi 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.
