January is one of the cooler months of the year in Moose Jaw, with average highs near -7.4°C and lows around -16.9°C (mean -12.1°C). It is one of the drier months, averaging 16 mm of rainfall and 91% relative humidity across the period.
January is one of the cooler months of the year in Moose Jaw. Across 45 years of records, the warmest January in Moose Jaw was 2006 — when the month averaged -4.2°C — while the coldest was 1982 at -24.2°C. Typical January days reach -7.4°C with nights near -16.9°C. The long-term trend is warming, about 0.7°C per decade.
January is one of the drier months in Moose Jaw, averaging 16 mm of rainfall. The wettest January on record was 2004 with 34 mm, while the driest was 1993 at 3 mm.
Relative humidity in Moose Jaw during January averages 91%. The most humid January was 2023 at 96%, and the least humid was 2012 at 78%.
January receives about 1.4 kWh/m²/day of solar energy in Moose Jaw. The sunniest Januarys were 2001, 2009 and 2011 at 1.7 kWh/m²/day, and the cloudiest was 2006 at 1.
Average wind speed in Moose Jaw during January is 3.7 m/s. The windiest January was 2014 at 4.7 m/s, while the calmest was 1995 at 2.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | -12.4°C | -14.7°C | -11.7°C | -10.8°C | -10.6°C | +1.8°C |
| Avg High | -7.4°C | -10.0°C | -6.8°C | -6.1°C | -5.9°C | +1.5°C |
| Avg Low | -17.3°C | -19.3°C | -16.6°C | -15.5°C | -15.2°C | +2.1°C |
| Avg Rain | 16 mm | 18 mm | 21 mm | 12 mm | 11 mm | -5 mm |
January temperatures in Moose Jaw have risen by about 3.5°C between 1981–1985 and 2021–2025.
January has ranged from a record low of -43.1°C (1985) to a record high of 10.7°C (2024).
Rainfall in January is one of the drier months, averaging 16 mm, with a wettest year of 34 mm.
A quieter season to visit Moose Jaw
If your dates are flexible, the more temperate months of July and August tend to be the most comfortable for visiting Moose Jaw. That said, January — with days averaging -7.4°C and nights around -16.9°C (mean -12.1°C) and low rainfall (16 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 | -7.7°C | -13.2°C | -18.6°C | 2.2°C | -36.9°C | 11 mm | 93% | 4.4 m/s | 1.5 |
| 2024 | -7.8°C | -11.6°C | -15.5°C | 10.7°C | -32.9°C | 10 mm | 88% | 3.7 m/s | 1.1 |
| 2023 | -5.7°C | -9.9°C | -14.2°C | 1.7°C | -27.5°C | 7 mm | 96% | 3 m/s | 1.5 |
| 2022 | -6.6°C | -12.5°C | -18.4°C | 3.0°C | -34.8°C | 16 mm | 90% | 4.1 m/s | 1.6 |
| 2021 | -1.7°C | -6.0°C | -10.4°C | 9.0°C | -26.4°C | 10 mm | 86% | 4.2 m/s | 1.5 |
| 2020 | -6.1°C | -10.2°C | -14.3°C | 6.6°C | -30.3°C | 11 mm | 86% | 3.8 m/s | 1.4 |
| 2019 | -5.8°C | -10.5°C | -15.3°C | 5.2°C | -30.6°C | 11 mm | 84% | 3.9 m/s | 1.3 |
| 2018 | -5.4°C | -10.4°C | -15.4°C | 6.1°C | -28.4°C | 7 mm | 87% | 3.8 m/s | 1.3 |
| 2017 | -6.6°C | -10.6°C | -14.6°C | 5.2°C | -30.8°C | 7 mm | 90% | 3.7 m/s | 1.4 |
| 2016 | -5.1°C | -9.2°C | -13.3°C | 6.6°C | -27.9°C | 8 mm | 88% | 3.3 m/s | 1.4 |
| 2015 | -4.9°C | -9.6°C | -14.3°C | 7.0°C | -32.2°C | 15 mm | 87% | 4 m/s | 1.3 |
| 2014 | -7.3°C | -13.2°C | -19.2°C | 4.0°C | -39.9°C | 13 mm | 89% | 4.7 m/s | 1.5 |
| 2013 | -7.1°C | -13.0°C | -19.0°C | 2.3°C | -37.2°C | 16 mm | 92% | 3.9 m/s | 1.6 |
| 2012 | -2.9°C | -6.9°C | -10.9°C | 7.7°C | -28.6°C | 7 mm | 78% | 4.5 m/s | 1.3 |
| 2011 | -9.3°C | -13.9°C | -18.5°C | 1.5°C | -35.3°C | 21 mm | 96% | 3.4 m/s | 1.7 |
| 2010 | -6.7°C | -10.5°C | -14.3°C | 3.8°C | -28.3°C | 20 mm | 93% | 3.8 m/s | 1.5 |
| 2009 | -10.1°C | -15.1°C | -20.2°C | 2.5°C | -35.4°C | 16 mm | 94% | 4.1 m/s | 1.7 |
| 2008 | -7.2°C | -13.5°C | -19.7°C | 3.0°C | -39.2°C | 17 mm | 92% | 3.7 m/s | 1.5 |
| 2007 | -4.3°C | -8.8°C | -13.4°C | 6.4°C | -29.3°C | 11 mm | 87% | 4.3 m/s | 1.5 |
| 2006 🔥 | -0.1°C | -4.2°C | -8.3°C | 5.0°C | -21.0°C | 24 mm | 90% | 3.5 m/s | 1 |
| 2005 | -10.1°C | -16.1°C | -22.1°C | 2.4°C | -38.5°C | 19 mm | 95% | 3.6 m/s | 1.5 |
| 2004 🌧️ | -11.5°C | -15.9°C | -20.3°C | 1.8°C | -41.8°C | 34 mm | 90% | 3.6 m/s | 1.4 |
| 2003 | -8.2°C | -12.8°C | -17.5°C | 3.4°C | -31.1°C | 25 mm | 90% | 3.4 m/s | 1.4 |
| 2002 | -5.4°C | -9.8°C | -14.2°C | 4.9°C | -24.9°C | 20 mm | 88% | 3.5 m/s | 1.2 |
| 2001 | -3.5°C | -7.9°C | -12.3°C | 1.8°C | -24.3°C | 17 mm | 95% | 3.6 m/s | 1.7 |
| 2000 | -7.8°C | -12.9°C | -18.0°C | 1.0°C | -28.3°C | 25 mm | 92% | 3.4 m/s | 1.5 |
| 1999 | -10.6°C | -14.9°C | -19.2°C | 1.5°C | -30.5°C | 22 mm | 94% | 3.4 m/s | 1.3 |
| 1998 | -10.0°C | -14.1°C | -18.1°C | 1.1°C | -32.9°C | 25 mm | 91% | 3.5 m/s | 1.5 |
| 1997 | -11.9°C | -17.9°C | -23.8°C | 2.4°C | -40.9°C | 29 mm | 96% | 3.8 m/s | 1.4 |
| 1996 | -15.9°C | -20.6°C | -25.4°C | 2.1°C | -38.1°C | 12 mm | 96% | 3.1 m/s | 1.5 |
| 1995 | -8.6°C | -12.4°C | -16.2°C | 2.0°C | -25.2°C | 12 mm | 93% | 2.9 m/s | 1.5 |
| 1994 | -14.3°C | -18.7°C | -23.1°C | -0.2°C | -38.3°C | 33 mm | 95% | 3.2 m/s | 1.4 |
| 1993 | -10.5°C | -15.3°C | -20.1°C | 2.5°C | -38.4°C | 3 mm | 96% | 3.4 m/s | 1.5 |
| 1992 | -4.4°C | -8.9°C | -13.4°C | 2.9°C | -29.7°C | 12 mm | 94% | 3.8 m/s | 1.3 |
| 1991 | -10.3°C | -15.4°C | -20.5°C | 1.3°C | -35.6°C | 11 mm | 93% | 3.9 m/s | 1.2 |
| 1990 | -3.7°C | -8.6°C | -13.5°C | 3.4°C | -34.8°C | 16 mm | 88% | 4.1 m/s | 1.3 |
| 1989 | -7.1°C | -12.5°C | -18.0°C | 1.2°C | -34.0°C | 22 mm | 95% | 3.9 m/s | 1.2 |
| 1988 | -8.3°C | -13.0°C | -17.7°C | 2.9°C | -30.9°C | 17 mm | 87% | 3.9 m/s | 1.3 |
| 1987 | -3.2°C | -7.8°C | -12.3°C | 4.1°C | -23.6°C | 7 mm | 89% | 4.1 m/s | 1.6 |
| 1986 | -3.0°C | -7.4°C | -11.8°C | 4.6°C | -25.4°C | 13 mm | 88% | 4.2 m/s | 1.2 |
| 1985 | -9.7°C | -15.8°C | -21.9°C | 0.8°C | -43.1°C | 14 mm | 95% | 3.9 m/s | 1.5 |
| 1984 | -6.7°C | -11.7°C | -16.7°C | 2.2°C | -34.9°C | 20 mm | 94% | 4.1 m/s | 1.3 |
| 1983 | -6.3°C | -10.9°C | -15.6°C | 2.1°C | -29.8°C | 13 mm | 95% | 3.2 m/s | — |
| 1982 ❄️ | -18.4°C | -24.2°C | -29.9°C | 1.7°C | -36.7°C | 25 mm | 93% | 3.4 m/s | — |
| 1981 | -3.9°C | -7.9°C | -12.0°C | 4.0°C | -21.2°C | 15 mm | 91% | 3.2 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around -7.4°C with lows near -16.9°C (mean -12.1°C), based on 45 years of NASA POWER data.
January averages 16 mm of rainfall in Moose Jaw, one of the drier months. The wettest on record was 34 mm in 2004.
The hottest January reached 10.7°C in 2024. The coldest dipped to -43.1°C in 1985.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 3.5°C. Daytime highs moved from -9°C to -5.9°C and overnight lows from -19.2°C to -15.4°C over the same span.
January is one of the cooler months of the year in Moose Jaw and one of the drier months, so plan for around -7.4°C daytime highs and -16.9°C at night.
Yes — January is the coldest month of the year in Moose Jaw, averaging -12.1°C.
For January in Moose Jaw, pack warm layers and a jacket for chilly mornings, with typical highs of -7.4°C and lows of -16.9°C.
Relative humidity in January averages 91% — quite humid.
Average wind speed in January is 3.7 m/s. The windiest January on record averaged 4.7 m/s (2014).
The wettest January on record was 2004 with 34 mm. On average, January sees 16 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 Moose Jaw 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.
