October is one of the warmer months of the year in Thetford Mines, with average highs near 11°C and lows around 2°C (mean 6.5°C). It is about average for rainfall, averaging 103 mm of rainfall and 86% relative humidity across the period.
October is one of the warmer months of the year in Thetford Mines. Across 45 years of records, the warmest October in Thetford Mines was 2017 — when the month averaged 10.9°C — while the coldest was 1993 at 3.6°C. Typical October days reach 11°C with nights near 2°C. The long-term trend is warming, about 0.7°C per decade.
October is about average for rainfall in Thetford Mines, averaging 103 mm of rainfall. The wettest October on record was 2005 with 189 mm, while the driest was 1994 at 28 mm.
Relative humidity in Thetford Mines during October averages 86%. The most humid October was 2005 at 90%, and the least humid was 2022 at 82%.
October receives about 2.3 kWh/m²/day of solar energy in Thetford Mines. The sunniest October was 2022 at 2.8 kWh/m²/day, and the cloudiest were 1991, 2009 and 2018, among others at 1.9.
Average wind speed in Thetford Mines during October is 0.1 m/s. The windiest October was 1981 at 0.2 m/s, while the calmest were 2023, 2024 and 2025, among others at 0.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 5.4°C | 5.8°C | 6.4°C | 7.3°C | 8.5°C | +3.1°C |
| Avg High | 10.0°C | 10.4°C | 10.7°C | 11.6°C | 13.3°C | +3.3°C |
| Avg Low | 0.7°C | 1.2°C | 2.1°C | 2.9°C | 3.8°C | +3.1°C |
| Avg Rain | 84 mm | 104 mm | 115 mm | 116 mm | 89 mm | +4 mm |
October temperatures in Thetford Mines have risen by about 3.4°C between 1981–1985 and 2021–2025.
October has ranged from a record low of -8°C (1981) to a record high of 25.1°C (2023).
Rainfall in October is about average for rainfall, averaging 103 mm, with a wettest year of 189 mm.
A good time to visit Thetford Mines
October is a good time to visit Thetford Mines, with days averaging 11°C and nights around 2°C (mean 6.5°C, warmer than Thetford Mines'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 | 13.5°C | 8.5°C | 3.5°C | 24.0°C | -2.7°C | 105 mm | 85% | 0.1 m/s | 2.6 |
| 2024 | 13.0°C | 8.0°C | 3.1°C | 20.7°C | -5.8°C | 57 mm | 84% | 0.1 m/s | 2.5 |
| 2023 | 14.3°C | 10.3°C | 6.2°C | 25.1°C | -6.3°C | 97 mm | 88% | 0.1 m/s | 2 |
| 2022 | 14.5°C | 8.6°C | 2.7°C | 22.0°C | -4.2°C | 56 mm | 82% | 0.1 m/s | 2.8 |
| 2021 | 14.5°C | 10.1°C | 5.7°C | 22.6°C | -0.6°C | 75 mm | 86% | 0.1 m/s | 2.4 |
| 2020 | 10.1°C | 5.8°C | 1.6°C | 19.6°C | -6.1°C | 142 mm | 86% | 0.1 m/s | 2.1 |
| 2019 | 11.9°C | 7.5°C | 3.1°C | 17.7°C | -1.4°C | 148 mm | 87% | 0.1 m/s | 2.2 |
| 2018 | 8.3°C | 4.3°C | 0.3°C | 23.1°C | -5.5°C | 88 mm | 85% | 0.1 m/s | 1.9 |
| 2017 🔥 | 15.7°C | 10.9°C | 6.0°C | 22.3°C | -2.5°C | 159 mm | 85% | 0.1 m/s | 2.5 |
| 2016 | 11.8°C | 7.5°C | 3.3°C | 21.9°C | -3.5°C | 156 mm | 86% | 0.1 m/s | 2.3 |
| 2015 | 9.4°C | 4.6°C | -0.2°C | 19.8°C | -6.2°C | 81 mm | 84% | 0.1 m/s | 2.4 |
| 2014 | 12.4°C | 8.5°C | 4.5°C | 20.9°C | -2.2°C | 122 mm | 88% | 0.1 m/s | 2.2 |
| 2013 | 12.1°C | 7.4°C | 2.7°C | 21.0°C | -5.2°C | 61 mm | 85% | 0.1 m/s | 2.4 |
| 2012 | 12.9°C | 8.6°C | 4.3°C | 20.1°C | -3.1°C | 112 mm | 87% | 0.1 m/s | 2.3 |
| 2011 | 11.3°C | 7.4°C | 3.6°C | 21.0°C | -4.3°C | 105 mm | 88% | 0.1 m/s | 2.3 |
| 2010 | 9.8°C | 5.8°C | 1.8°C | 19.9°C | -4.6°C | 125 mm | 86% | 0.1 m/s | 2.1 |
| 2009 | 8.0°C | 4.1°C | 0.3°C | 17.4°C | -5.3°C | 125 mm | 87% | 0.1 m/s | 1.9 |
| 2008 | 10.2°C | 5.9°C | 1.6°C | 17.6°C | -6.2°C | 87 mm | 85% | 0.1 m/s | 2.3 |
| 2007 | 13.6°C | 9.0°C | 4.3°C | 21.0°C | -4.5°C | 124 mm | 86% | 0.1 m/s | 2.4 |
| 2006 | 10.0°C | 5.9°C | 1.7°C | 18.3°C | -3.3°C | 188 mm | 88% | 0.1 m/s | 2.1 |
| 2005 🌧️ | 11.7°C | 7.8°C | 3.9°C | 24.5°C | -4.7°C | 189 mm | 90% | 0.1 m/s | 2.1 |
| 2004 | 11.9°C | 7.2°C | 2.4°C | 21.0°C | -4.2°C | 63 mm | 85% | 0.1 m/s | 2.6 |
| 2003 | 10.2°C | 5.7°C | 1.3°C | 22.3°C | -6.7°C | 152 mm | 87% | 0.1 m/s | 2.1 |
| 2002 | 8.5°C | 4.4°C | 0.2°C | 22.7°C | -5.6°C | 71 mm | 83% | 0.1 m/s | 2.3 |
| 2001 | 12.2°C | 7.6°C | 3.1°C | 20.9°C | -4.7°C | 71 mm | 84% | 0.1 m/s | 2.2 |
| 2000 | 10.3°C | 6.2°C | 2.0°C | 19.3°C | -4.0°C | 81 mm | 88% | 0.1 m/s | 2.3 |
| 1999 | 9.4°C | 4.5°C | -0.4°C | 17.5°C | -6.0°C | 114 mm | 85% | 0.1 m/s | 2.2 |
| 1998 | 10.9°C | 6.6°C | 2.3°C | 20.7°C | -3.4°C | 86 mm | 84% | 0.1 m/s | 2.2 |
| 1997 | 9.7°C | 5.3°C | 0.8°C | 20.2°C | -6.0°C | 41 mm | 83% | 0.1 m/s | 2.5 |
| 1996 | 10.2°C | 5.4°C | 0.6°C | 18.2°C | -4.6°C | 78 mm | 83% | 0.1 m/s | 2.1 |
| 1995 | 12.9°C | 8.6°C | 4.2°C | 21.8°C | -5.9°C | 159 mm | 85% | 0.1 m/s | 2 |
| 1994 | 12.0°C | 6.9°C | 1.8°C | 20.8°C | -4.3°C | 28 mm | 84% | 0.1 m/s | 2.6 |
| 1993 ❄️ | 8.1°C | 3.6°C | -1.0°C | 16.3°C | -7.1°C | 142 mm | 84% | 0.1 m/s | 2.1 |
| 1992 | 8.2°C | 3.8°C | -0.7°C | 18.2°C | -5.5°C | 74 mm | 86% | 0.1 m/s | 2 |
| 1991 | 11.8°C | 6.9°C | 1.9°C | 20.8°C | -6.4°C | 139 mm | 88% | 0.1 m/s | 1.9 |
| 1990 | 10.6°C | 6.5°C | 2.4°C | 20.5°C | -5.7°C | 181 mm | 89% | 0.1 m/s | 1.9 |
| 1989 | 11.5°C | 6.5°C | 1.6°C | 18.9°C | -5.1°C | 65 mm | 86% | 0.1 m/s | 2.2 |
| 1988 | 8.0°C | 4.0°C | 0.1°C | 21.2°C | -5.7°C | 80 mm | 87% | 0.1 m/s | 2 |
| 1987 | 9.5°C | 4.9°C | 0.2°C | 18.8°C | -4.4°C | 109 mm | 85% | 0.1 m/s | 2.5 |
| 1986 | 9.3°C | 4.6°C | 0.0°C | 16.6°C | -6.2°C | 76 mm | 87% | 0.1 m/s | 2.4 |
| 1985 | 10.3°C | 5.8°C | 1.2°C | 18.9°C | -5.1°C | 100 mm | 84% | 0.1 m/s | 2.3 |
| 1984 | 11.8°C | 6.7°C | 1.5°C | 17.9°C | -5.6°C | 56 mm | 84% | 0.1 m/s | 2.5 |
| 1983 | 10.6°C | 5.9°C | 1.1°C | 22.1°C | -5.4°C | 98 mm | 84% | 0.1 m/s | — |
| 1982 | 10.8°C | 6.0°C | 1.1°C | 16.8°C | -5.0°C | 42 mm | 86% | 0.1 m/s | — |
| 1981 | 8.5°C | 3.9°C | -0.8°C | 14.2°C | -8.0°C | 134 mm | 87% | 0.2 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 11°C with lows near 2°C (mean 6.5°C), based on 45 years of NASA POWER data.
October averages 103 mm of rainfall in Thetford Mines, about average for rainfall. The wettest on record was 189 mm in 2005.
The hottest October reached 25.1°C in 2023. The coldest dipped to -8°C in 1981.
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 10.4°C to 14°C and overnight lows from 0.8°C to 4.2°C over the same span.
October is one of the warmer months of the year in Thetford Mines and about average for rainfall, so plan for around 11°C daytime highs and 2°C at night.
Not quite — October is the 7th coolest month in Thetford Mines, averaging 6.5°C.
For October in Thetford Mines, pack warm layers and a jacket for chilly mornings, with typical highs of 11°C and lows of 2°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 86% — quite humid.
Average wind speed in October is 0.1 m/s. The windiest October on record averaged 0.2 m/s (1981).
The wettest October on record was 2005 with 189 mm. On average, October sees 103 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 Thetford Mines 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.
