January is one of the cooler months of the year in Thetford Mines, with average highs near -8°C and lows around -17.9°C (mean -12.9°C). It is one of the drier months, averaging 73 mm of rainfall and 97% relative humidity across the period.
January is one of the cooler months of the year in Thetford Mines. Across 45 years of records, the warmest January in Thetford Mines was 2006 — when the month averaged -8.3°C — while the coldest was 1994 at -19.8°C. Typical January days reach -8°C with nights near -17.9°C. The long-term trend is warming, about 1°C per decade.
January is one of the drier months in Thetford Mines, averaging 73 mm of rainfall. The wettest January on record was 1999 with 164 mm, while the driest was 2011 at 30 mm.
Relative humidity in Thetford Mines during January averages 97%. The most humid January was 2001 at 99%, and the least humid was 2005 at 91%.
January receives about 1.4 kWh/m²/day of solar energy in Thetford Mines. The sunniest Januarys were 2003, 2004 and 2005 at 1.7 kWh/m²/day, and the cloudiest were 1986 and 2023 at 1.1.
Average wind speed in Thetford Mines during January is 1.1 m/s. The windiest Januarys were 1997, 2000 and 2013 at 1.3 m/s, while the calmest was 2001 at 0.8 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | -15.0°C | -13.3°C | -13.1°C | -11.9°C | -11.0°C | +4°C |
| Avg High | -9.7°C | -8.0°C | -8.4°C | -7.1°C | -6.4°C | +3.3°C |
| Avg Low | -20.3°C | -18.6°C | -17.7°C | -16.7°C | -15.6°C | +4.7°C |
| Avg Rain | 64 mm | 104 mm | 67 mm | 65 mm | 58 mm | -6 mm |
January temperatures in Thetford Mines have risen by about 5.2°C between 1981–1985 and 2021–2025.
January has ranged from a record low of -44.6°C (1981) to a record high of 11.2°C (2018).
Rainfall in January is one of the drier months, averaging 73 mm, with a wettest year of 164 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.8°C per decade while lows rose 1.2°C per decade, narrowing the gap between day and night.
A quieter season to visit Thetford Mines
If your dates are flexible, the more temperate months of July and August tend to be the most comfortable for visiting Thetford Mines. That said, January — with days averaging -8°C and nights around -17.9°C (mean -12.9°C) and moderate rainfall (73 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | -7.9°C | -11.9°C | -16.0°C | 1.3°C | -26.1°C | 43 mm | 95% | 1.2 m/s | 1.2 |
| 2024 | -5.8°C | -9.8°C | -13.9°C | 1.2°C | -26.9°C | 53 mm | 95% | 1.1 m/s | 1.2 |
| 2023 | -4.0°C | -8.7°C | -13.5°C | 2.5°C | -26.7°C | 89 mm | 97% | 0.9 m/s | 1.1 |
| 2022 | -9.3°C | -15.9°C | -22.5°C | 1.6°C | -34.6°C | 36 mm | 96% | 1.1 m/s | 1.5 |
| 2021 | -6.1°C | -10.0°C | -13.8°C | 0.4°C | -25.6°C | 33 mm | 98% | 0.9 m/s | 1.2 |
| 2020 | -5.5°C | -9.6°C | -13.7°C | 4.8°C | -29.7°C | 97 mm | 98% | 0.9 m/s | 1.2 |
| 2019 | -9.4°C | -14.4°C | -19.3°C | 0.5°C | -30.4°C | 68 mm | 97% | 1.2 m/s | 1.2 |
| 2018 | -8.0°C | -13.3°C | -18.6°C | 11.2°C | -32.3°C | 101 mm | 98% | 1.2 m/s | 1.3 |
| 2017 | -4.9°C | -9.1°C | -13.2°C | 0.5°C | -31.0°C | 85 mm | 98% | 1.1 m/s | 1.2 |
| 2016 | -5.5°C | -10.2°C | -14.9°C | 1.5°C | -28.9°C | 44 mm | 97% | 1.1 m/s | 1.3 |
| 2015 | -8.7°C | -14.4°C | -20.1°C | 0.7°C | -29.7°C | 73 mm | 95% | 1.2 m/s | 1.5 |
| 2014 | -8.4°C | -12.9°C | -17.4°C | 1.8°C | -34.8°C | 65 mm | 95% | 1.2 m/s | 1.3 |
| 2013 | -6.6°C | -11.7°C | -16.8°C | 9.1°C | -30.6°C | 52 mm | 93% | 1.3 m/s | 1.5 |
| 2012 | -5.3°C | -11.0°C | -16.6°C | 1.2°C | -32.2°C | 72 mm | 96% | 1.1 m/s | 1.3 |
| 2011 | -8.0°C | -11.9°C | -15.8°C | 2.7°C | -33.3°C | 30 mm | 95% | 0.9 m/s | 1.6 |
| 2010 | -6.6°C | -10.6°C | -14.7°C | 2.2°C | -27.3°C | 55 mm | 98% | 1.1 m/s | 1.3 |
| 2009 | -10.8°C | -16.0°C | -21.3°C | -1.5°C | -35.4°C | 70 mm | 98% | 1.1 m/s | 1.6 |
| 2008 | -5.7°C | -10.4°C | -15.0°C | 4.5°C | -28.8°C | 78 mm | 97% | 1.1 m/s | 1.3 |
| 2007 | -7.0°C | -11.4°C | -15.8°C | 9.3°C | -31.2°C | 74 mm | 97% | 1.1 m/s | 1.5 |
| 2006 🔥 | -4.4°C | -8.3°C | -12.3°C | 2.9°C | -22.3°C | 127 mm | 98% | 1.1 m/s | 1.2 |
| 2005 | -8.6°C | -13.5°C | -18.4°C | 5.3°C | -28.3°C | 48 mm | 91% | 1.1 m/s | 1.7 |
| 2004 | -14.7°C | -19.5°C | -24.4°C | 0.2°C | -42.1°C | 35 mm | 99% | 1.2 m/s | 1.7 |
| 2003 | -11.9°C | -16.6°C | -21.2°C | 0.0°C | -36.5°C | 33 mm | 99% | 1 m/s | 1.7 |
| 2002 | -4.7°C | -9.1°C | -13.4°C | 0.3°C | -21.9°C | 69 mm | 99% | 0.9 m/s | 1.2 |
| 2001 | -8.0°C | -13.2°C | -18.4°C | -2.1°C | -27.3°C | 52 mm | 99% | 0.8 m/s | 1.5 |
| 2000 | -8.6°C | -12.8°C | -17.0°C | 4.7°C | -31.2°C | 86 mm | 94% | 1.3 m/s | 1.2 |
| 1999 🌧️ | -7.8°C | -13.7°C | -19.6°C | 0.6°C | -37.5°C | 164 mm | 98% | 1.2 m/s | 1.5 |
| 1998 | -6.1°C | -11.1°C | -16.2°C | 0.2°C | -34.0°C | 110 mm | 99% | 0.9 m/s | 1.4 |
| 1997 | -8.5°C | -14.2°C | -19.8°C | 0.5°C | -36.3°C | 124 mm | 98% | 1.3 m/s | 1.4 |
| 1996 | -9.2°C | -14.2°C | -19.2°C | 8.5°C | -34.0°C | 84 mm | 96% | 1.2 m/s | 1.3 |
| 1995 | -4.7°C | -9.0°C | -13.3°C | 7.8°C | -37.1°C | 114 mm | 97% | 1.1 m/s | 1.3 |
| 1994 ❄️ | -13.9°C | -19.8°C | -25.7°C | 0.6°C | -38.4°C | 109 mm | 99% | 1.1 m/s | 1.5 |
| 1993 | -7.9°C | -13.2°C | -18.6°C | 2.0°C | -35.1°C | 84 mm | 97% | 1.1 m/s | 1.3 |
| 1992 | -8.9°C | -14.5°C | -20.1°C | 0.4°C | -39.8°C | 75 mm | 99% | 1.1 m/s | 1.4 |
| 1991 | -8.9°C | -14.5°C | -20.1°C | 0.2°C | -32.6°C | 69 mm | 98% | 1.1 m/s | 1.4 |
| 1990 | -3.7°C | -8.8°C | -13.9°C | 0.5°C | -25.5°C | 103 mm | 99% | 1.2 m/s | 1.2 |
| 1989 | -5.6°C | -11.9°C | -18.1°C | 0.2°C | -35.7°C | 78 mm | 98% | 1.2 m/s | 1.3 |
| 1988 | -8.0°C | -13.2°C | -18.3°C | 0.7°C | -36.0°C | 59 mm | 99% | 1.1 m/s | 1.4 |
| 1987 | -8.8°C | -13.5°C | -18.2°C | -1.6°C | -30.3°C | 51 mm | 99% | 1 m/s | 1.3 |
| 1986 | -8.5°C | -14.0°C | -19.6°C | 4.3°C | -35.8°C | 107 mm | 98% | 1.2 m/s | 1.1 |
| 1985 | -13.1°C | -17.8°C | -22.5°C | -0.3°C | -31.6°C | 40 mm | 99% | 1.1 m/s | 1.5 |
| 1984 | -9.8°C | -15.1°C | -20.4°C | 0.2°C | -37.3°C | 45 mm | 99% | 0.9 m/s | 1.3 |
| 1983 | -6.7°C | -11.0°C | -15.3°C | 5.0°C | -24.8°C | 80 mm | 94% | 1.1 m/s | — |
| 1982 | -12.7°C | -19.5°C | -26.3°C | 0.2°C | -40.6°C | 83 mm | 99% | 1.2 m/s | — |
| 1981 | -14.0°C | -19.2°C | -24.3°C | 0.4°C | -44.6°C | 34 mm | 99% | 1 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around -8°C with lows near -17.9°C (mean -12.9°C), based on 45 years of NASA POWER data.
January averages 73 mm of rainfall in Thetford Mines, one of the drier months. The wettest on record was 164 mm in 1999.
The hottest January reached 11.2°C in 2018. The coldest dipped to -44.6°C in 1981.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 5.2°C. Daytime highs moved from -11.3°C to -6.6°C and overnight lows from -21.8°C to -15.9°C over the same span.
January is one of the cooler months of the year in Thetford Mines and one of the drier months, so plan for around -8°C daytime highs and -17.9°C at night.
Yes — January is the coldest month of the year in Thetford Mines, averaging -12.9°C.
For January in Thetford Mines, pack warm layers and a jacket for chilly mornings, with typical highs of -8°C and lows of -17.9°C. Bring an umbrella or light rain jacket too.
Relative humidity in January averages 97% — quite humid.
Average wind speed in January is 1.1 m/s. The windiest January on record averaged 1.3 m/s (1997).
The wettest January on record was 1999 with 164 mm. On average, January sees 73 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 January, 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 January specifically, along with year-by-year records and how the month has changed over the decades.
