January is one of the cooler months of the year in Terrace, with average highs near -4.5°C and lows around -10.9°C (mean -7.7°C). It is a relatively wet time of year, averaging 176 mm of rainfall and 97% relative humidity across the period.
January is one of the cooler months of the year in Terrace. Across 45 years of records, the warmest January in Terrace was 1981 — when the month averaged -3.7°C — while the coldest was 1996 at -16.1°C. Typical January days reach -4.5°C with nights near -10.9°C. The long-term trend is warming, about 0.4°C per decade.
January is a relatively wet time of year in Terrace, averaging 176 mm of rainfall. The wettest January on record was 1989 with 339 mm, while the driest was 1995 at 69 mm.
Relative humidity in Terrace during January averages 97%. The most humid January was 1997 at 99%, and the least humid was 2009 at 91%.
January receives about 0.5 kWh/m²/day of solar energy in Terrace. The sunniest January was 1993 at 0.8 kWh/m²/day, and the cloudiest was 1989 at 0.3.
Average wind speed in Terrace during January is 0.9 m/s. The windiest Januarys were 2009, 2012 and 2017, among others at 1.1 m/s, while the calmest were 1981 and 1994 at 0.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | -7.4°C | -9.7°C | -7.4°C | -6.6°C | -7.4°C | 0°C |
| Avg High | -4.2°C | -6.1°C | -4.2°C | -3.7°C | -4.4°C | -0.2°C |
| Avg Low | -10.5°C | -13.2°C | -10.5°C | -9.6°C | -10.4°C | +0.1°C |
| Avg Rain | 200 mm | 167 mm | 189 mm | 164 mm | 154 mm | -45 mm |
January temperatures in Terrace have stayed relatively stable across the record.
January has ranged from a record low of -39.5°C (2012) to a record high of 3°C (2005).
Rainfall in January is a relatively wet time of year, averaging 176 mm, with a wettest year of 339 mm.
A quieter season to visit Terrace
If your dates are flexible, the more temperate months of July and August tend to be the most comfortable for visiting Terrace. That said, January — with days averaging -4.5°C and nights around -10.9°C (mean -7.7°C) and higher rainfall (176 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 | -3.8°C | -6.6°C | -9.4°C | 0.5°C | -26.3°C | 112 mm | 98% | 0.8 m/s | 0.7 |
| 2024 | -6.8°C | -9.9°C | -13.0°C | 1.9°C | -34.9°C | 119 mm | 98% | 0.8 m/s | 0.6 |
| 2023 | -1.8°C | -4.6°C | -7.5°C | 1.3°C | -24.2°C | 138 mm | 97% | 0.8 m/s | 0.5 |
| 2022 | -3.9°C | -6.8°C | -9.7°C | 0.5°C | -29.4°C | 158 mm | 96% | 1 m/s | 0.5 |
| 2021 | -3.4°C | -6.5°C | -9.6°C | 0.2°C | -26.9°C | 180 mm | 98% | 1 m/s | 0.6 |
| 2020 | -6.7°C | -9.9°C | -13.1°C | 0.3°C | -37.2°C | 220 mm | 98% | 1 m/s | 0.5 |
| 2019 | -2.6°C | -5.5°C | -8.4°C | 1.3°C | -19.0°C | 179 mm | 97% | 0.8 m/s | 0.5 |
| 2018 | -3.4°C | -6.9°C | -10.3°C | 1.5°C | -27.6°C | 140 mm | 98% | 0.8 m/s | 0.5 |
| 2017 | -5.4°C | -8.4°C | -11.4°C | 0.9°C | -26.0°C | 148 mm | 96% | 1.1 m/s | 0.6 |
| 2016 | -3.8°C | -7.2°C | -10.7°C | 0.7°C | -24.4°C | 102 mm | 96% | 0.9 m/s | 0.6 |
| 2015 | -1.9°C | -4.3°C | -6.7°C | 1.2°C | -18.4°C | 211 mm | 99% | 0.9 m/s | 0.4 |
| 2014 | -1.5°C | -4.1°C | -6.7°C | 3.0°C | -20.1°C | 109 mm | 92% | 0.8 m/s | 0.6 |
| 2013 | -2.3°C | -4.6°C | -6.8°C | 0.6°C | -17.5°C | 112 mm | 97% | 0.8 m/s | 0.5 |
| 2012 | -5.9°C | -9.2°C | -12.4°C | 0.3°C | -39.5°C | 272 mm | 98% | 1.1 m/s | 0.4 |
| 2011 | -6.0°C | -9.5°C | -12.9°C | 0.2°C | -28.2°C | 199 mm | 98% | 1 m/s | 0.5 |
| 2010 | -4.0°C | -6.7°C | -9.4°C | 0.7°C | -21.8°C | 163 mm | 99% | 0.9 m/s | 0.5 |
| 2009 | -3.7°C | -7.0°C | -10.4°C | 1.8°C | -28.2°C | 178 mm | 91% | 1.1 m/s | 0.6 |
| 2008 | -5.8°C | -9.4°C | -12.9°C | 0.2°C | -34.7°C | 146 mm | 96% | 0.9 m/s | 0.5 |
| 2007 | -2.8°C | -6.0°C | -9.1°C | 0.3°C | -28.3°C | 245 mm | 94% | 0.9 m/s | 0.5 |
| 2006 | -1.9°C | -4.6°C | -7.4°C | 0.5°C | -10.9°C | 197 mm | 99% | 0.9 m/s | 0.4 |
| 2005 | -5.7°C | -8.8°C | -12.0°C | 3.0°C | -30.5°C | 175 mm | 96% | 0.9 m/s | 0.6 |
| 2004 | -7.1°C | -10.3°C | -13.5°C | 0.7°C | -31.0°C | 207 mm | 98% | 1 m/s | 0.6 |
| 2003 | -1.9°C | -4.4°C | -6.9°C | 2.1°C | -18.0°C | 251 mm | 96% | 1 m/s | 0.6 |
| 2002 | -3.6°C | -6.8°C | -9.9°C | 1.2°C | -30.6°C | 158 mm | 98% | 0.8 m/s | 0.6 |
| 2001 | -2.0°C | -4.9°C | -7.7°C | 0.7°C | -19.1°C | 195 mm | 97% | 0.9 m/s | 0.6 |
| 2000 | -8.0°C | -11.8°C | -15.7°C | 0.2°C | -30.2°C | 136 mm | 98% | 1 m/s | 0.6 |
| 1999 | -4.5°C | -7.4°C | -10.4°C | 0.6°C | -27.3°C | 178 mm | 98% | 0.8 m/s | 0.5 |
| 1998 | -8.9°C | -12.6°C | -16.3°C | 0.4°C | -34.2°C | 128 mm | 98% | 1 m/s | 0.5 |
| 1997 | -5.4°C | -9.1°C | -12.9°C | 2.1°C | -36.3°C | 184 mm | 99% | 0.9 m/s | 0.5 |
| 1996 ❄️ | -11.6°C | -16.1°C | -20.7°C | 0.7°C | -33.2°C | 195 mm | 97% | 1 m/s | 0.6 |
| 1995 | -7.0°C | -10.9°C | -14.8°C | 0.7°C | -26.7°C | 69 mm | 98% | 0.8 m/s | 0.7 |
| 1994 | -1.2°C | -3.9°C | -6.6°C | 1.3°C | -20.3°C | 228 mm | 98% | 0.7 m/s | 0.6 |
| 1993 | -7.9°C | -12.2°C | -16.5°C | 0.5°C | -29.9°C | 117 mm | 93% | 1 m/s | 0.8 |
| 1992 | -1.6°C | -4.1°C | -6.6°C | 0.5°C | -19.9°C | 218 mm | 96% | 0.9 m/s | 0.4 |
| 1991 | -8.6°C | -12.8°C | -16.9°C | 1.3°C | -35.3°C | 114 mm | 94% | 0.9 m/s | 0.5 |
| 1990 | -4.3°C | -7.5°C | -10.8°C | 0.2°C | -32.5°C | 244 mm | 97% | 0.9 m/s | 0.4 |
| 1989 🌧️ | -4.8°C | -8.3°C | -11.7°C | 0.2°C | -31.3°C | 339 mm | 99% | 1.1 m/s | 0.3 |
| 1988 | -7.9°C | -11.5°C | -15.0°C | 0.3°C | -31.3°C | 180 mm | 98% | 1 m/s | 0.5 |
| 1987 | -2.9°C | -6.3°C | -9.6°C | 0.3°C | -22.7°C | 176 mm | 98% | 0.8 m/s | 0.6 |
| 1986 | -2.2°C | -5.1°C | -7.9°C | 0.6°C | -18.7°C | 190 mm | 98% | 0.8 m/s | 0.5 |
| 1985 | -2.1°C | -4.8°C | -7.5°C | 1.7°C | -16.5°C | 124 mm | 96% | 0.8 m/s | 0.6 |
| 1984 | -3.3°C | -6.2°C | -9.1°C | 0.4°C | -25.3°C | 221 mm | 97% | 0.9 m/s | 0.5 |
| 1983 | -3.6°C | -6.5°C | -9.4°C | 1.0°C | -26.2°C | 186 mm | 99% | 1 m/s | — |
| 1982 | -9.9°C | -13.8°C | -17.8°C | 0.3°C | -37.9°C | 254 mm | 98% | 1 m/s | — |
| 1981 🔥 | -1.3°C | -3.7°C | -6.1°C | 2.2°C | -15.9°C | 128 mm | 97% | 0.7 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around -4.5°C with lows near -10.9°C (mean -7.7°C), based on 45 years of NASA POWER data.
January averages 176 mm of rainfall in Terrace, a relatively wet time of year. The wettest on record was 339 mm in 1989.
The hottest January reached 3°C in 2005. The coldest dipped to -39.5°C in 2012.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 0.1°C. Daytime highs moved from -4°C to -3.9°C and overnight lows from -10°C to -9.8°C over the same span.
January is one of the cooler months of the year in Terrace and a relatively wet time of year, so plan for around -4.5°C daytime highs and -10.9°C at night.
Not quite — January is the 2nd coolest month in Terrace, averaging -7.7°C.
For January in Terrace, pack warm layers and a jacket for chilly mornings, with typical highs of -4.5°C and lows of -10.9°C. Bring an umbrella or light rain jacket too.
Relative humidity in January averages 97% — quite humid.
Average wind speed in January is 0.9 m/s. The windiest January on record averaged 1.1 m/s (1989).
The wettest January on record was 1989 with 339 mm. On average, January sees 176 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 Terrace 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.
