January is one of the cooler months of the year in Oromocto, with average highs near -5°C and lows around -14.9°C (mean -9.9°C). It is about average for rainfall, averaging 86 mm of rainfall and 93% relative humidity across the period.
January is one of the cooler months of the year in Oromocto. Across 45 years of records, the warmest January in Oromocto was 2006 — when the month averaged -4.7°C — while the coldest was 1982 at -15.9°C. Typical January days reach -5°C with nights near -14.9°C. The long-term trend is warming, about 1.1°C per decade.
January is about average for rainfall in Oromocto, averaging 86 mm of rainfall. The wettest January on record was 1998 with 151 mm, while the driest was 1985 at 28 mm.
Relative humidity in Oromocto during January averages 93%. The most humid Januarys were 1981 and 2001 at 99%, and the least humid was 1999 at 86%.
January receives about 1.5 kWh/m²/day of solar energy in Oromocto. The sunniest January was 2004 at 1.8 kWh/m²/day, and the cloudiest were 2002, 2006 and 2023, among others at 1.3.
Average wind speed in Oromocto during January is 0.5 m/s. The windiest Januarys were 2014, 2015 and 2018, among others at 0.6 m/s, while the calmest were 2001, 2002 and 2020, among others at 0.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | -11.9°C | -10.5°C | -10.3°C | -8.8°C | -7.5°C | +4.4°C |
| Avg High | -6.6°C | -5.2°C | -5.6°C | -4.0°C | -3.1°C | +3.5°C |
| Avg Low | -17.2°C | -15.9°C | -15.1°C | -13.6°C | -11.9°C | +5.3°C |
| Avg Rain | 93 mm | 108 mm | 75 mm | 82 mm | 61 mm | -32 mm |
January temperatures in Oromocto have risen by about 5.6°C between 1981–1985 and 2021–2025.
January has ranged from a record low of -41.1°C (1981) to a record high of 12.7°C (2013).
Rainfall in January is about average for rainfall, averaging 86 mm, with a wettest year of 151 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.9°C per decade while lows rose 1.3°C per decade, narrowing the gap between day and night.
A quieter season to visit Oromocto
If your dates are flexible, the more temperate months of July and August tend to be the most comfortable for visiting Oromocto. That said, January — with days averaging -5°C and nights around -14.9°C (mean -9.9°C) and higher rainfall (86 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 | -4.1°C | -8.0°C | -11.8°C | 3.4°C | -22.0°C | 46 mm | 87% | 0.5 m/s | 1.4 |
| 2024 | -2.8°C | -7.4°C | -12.0°C | 3.3°C | -19.5°C | 45 mm | 89% | 0.5 m/s | 1.5 |
| 2023 | -1.3°C | -5.4°C | -9.4°C | 5.8°C | -20.6°C | 117 mm | 94% | 0.5 m/s | 1.3 |
| 2022 | -5.0°C | -10.8°C | -16.5°C | 5.7°C | -25.7°C | 63 mm | 89% | 0.5 m/s | 1.6 |
| 2021 | -1.9°C | -5.5°C | -9.0°C | 1.8°C | -17.7°C | 31 mm | 89% | 0.5 m/s | 1.5 |
| 2020 | -3.7°C | -8.2°C | -12.7°C | 8.0°C | -26.1°C | 65 mm | 96% | 0.4 m/s | 1.5 |
| 2019 | -3.7°C | -9.4°C | -15.0°C | 7.0°C | -25.4°C | 118 mm | 94% | 0.5 m/s | 1.4 |
| 2018 | -4.0°C | -8.9°C | -13.7°C | 11.9°C | -25.0°C | 145 mm | 90% | 0.6 m/s | 1.5 |
| 2017 | -2.9°C | -7.4°C | -11.9°C | 6.0°C | -25.9°C | 88 mm | 92% | 0.5 m/s | 1.4 |
| 2016 | -3.1°C | -7.5°C | -11.9°C | 7.4°C | -23.7°C | 52 mm | 91% | 0.5 m/s | 1.6 |
| 2015 | -5.6°C | -10.7°C | -15.8°C | 6.3°C | -24.4°C | 69 mm | 87% | 0.6 m/s | 1.6 |
| 2014 | -4.2°C | -9.1°C | -14.0°C | 9.4°C | -30.2°C | 104 mm | 90% | 0.6 m/s | 1.4 |
| 2013 | -5.0°C | -10.1°C | -15.2°C | 12.7°C | -26.8°C | 31 mm | 89% | 0.5 m/s | 1.7 |
| 2012 | -3.5°C | -8.2°C | -12.8°C | 6.2°C | -20.4°C | 67 mm | 89% | 0.5 m/s | 1.5 |
| 2011 | -5.0°C | -9.6°C | -14.1°C | 3.5°C | -24.3°C | 69 mm | 97% | 0.5 m/s | 1.6 |
| 2010 | -3.1°C | -7.2°C | -11.3°C | 7.0°C | -21.4°C | 73 mm | 93% | 0.5 m/s | 1.5 |
| 2009 | -7.6°C | -12.9°C | -18.3°C | 0.0°C | -33.6°C | 80 mm | 93% | 0.5 m/s | 1.7 |
| 2008 | -3.6°C | -8.0°C | -12.3°C | 5.7°C | -28.4°C | 84 mm | 93% | 0.5 m/s | 1.5 |
| 2007 | -5.1°C | -9.6°C | -14.1°C | 8.7°C | -27.9°C | 100 mm | 94% | 0.5 m/s | 1.6 |
| 2006 🔥 | -0.6°C | -4.7°C | -8.9°C | 11.6°C | -16.8°C | 83 mm | 90% | 0.5 m/s | 1.3 |
| 2005 | -6.6°C | -11.4°C | -16.2°C | 10.7°C | -29.1°C | 53 mm | 88% | 0.5 m/s | 1.7 |
| 2004 | -9.4°C | -13.6°C | -17.8°C | 2.4°C | -28.8°C | 34 mm | 86% | 0.5 m/s | 1.8 |
| 2003 | -8.5°C | -13.4°C | -18.2°C | 0.5°C | -30.5°C | 53 mm | 98% | 0.5 m/s | 1.7 |
| 2002 | -3.7°C | -8.4°C | -13.1°C | 1.0°C | -21.6°C | 77 mm | 96% | 0.4 m/s | 1.3 |
| 2001 | -6.1°C | -11.9°C | -17.6°C | 0.0°C | -25.8°C | 56 mm | 99% | 0.4 m/s | 1.6 |
| 2000 | -4.8°C | -9.6°C | -14.5°C | 9.2°C | -26.0°C | 127 mm | 92% | 0.6 m/s | 1.3 |
| 1999 | -2.8°C | -8.5°C | -14.1°C | 11.3°C | -30.2°C | 116 mm | 86% | 0.5 m/s | 1.5 |
| 1998 🌧️ | -5.0°C | -9.6°C | -14.3°C | 1.1°C | -29.8°C | 151 mm | 99% | 0.5 m/s | 1.4 |
| 1997 | -5.1°C | -11.0°C | -16.8°C | 7.0°C | -30.1°C | 91 mm | 88% | 0.5 m/s | 1.4 |
| 1996 | -4.3°C | -10.1°C | -15.9°C | 11.4°C | -29.0°C | 79 mm | 87% | 0.6 m/s | 1.3 |
| 1995 | -4.3°C | -8.4°C | -12.6°C | 9.3°C | -32.5°C | 145 mm | 98% | 0.5 m/s | 1.5 |
| 1994 | -9.1°C | -15.3°C | -21.5°C | 3.5°C | -31.5°C | 122 mm | 93% | 0.5 m/s | 1.5 |
| 1993 | -6.1°C | -11.0°C | -15.9°C | 6.7°C | -30.1°C | 70 mm | 88% | 0.5 m/s | 1.3 |
| 1992 | -6.2°C | -11.3°C | -16.3°C | 6.3°C | -27.6°C | 89 mm | 88% | 0.5 m/s | 1.5 |
| 1991 | -6.9°C | -12.9°C | -18.8°C | 0.1°C | -35.3°C | 87 mm | 95% | 0.5 m/s | 1.4 |
| 1990 | -2.4°C | -7.3°C | -12.3°C | 7.5°C | -27.9°C | 133 mm | 96% | 0.5 m/s | 1.4 |
| 1989 | -3.9°C | -10.2°C | -16.5°C | 2.4°C | -26.2°C | 70 mm | 94% | 0.5 m/s | 1.5 |
| 1988 | -5.7°C | -10.9°C | -16.2°C | 0.9°C | -31.9°C | 80 mm | 99% | 0.5 m/s | 1.3 |
| 1987 | -6.6°C | -11.5°C | -16.5°C | 0.8°C | -29.5°C | 119 mm | 98% | 0.5 m/s | 1.4 |
| 1986 | -4.1°C | -9.5°C | -14.9°C | 11.3°C | -32.5°C | 118 mm | 92% | 0.6 m/s | 1.3 |
| 1985 | -9.3°C | -13.7°C | -18.2°C | -1.6°C | -24.9°C | 28 mm | 91% | 0.6 m/s | 1.7 |
| 1984 | -6.7°C | -11.6°C | -16.5°C | 1.4°C | -33.2°C | 109 mm | 97% | 0.4 m/s | 1.3 |
| 1983 | -3.9°C | -8.7°C | -13.5°C | 9.6°C | -27.8°C | 74 mm | 92% | 0.4 m/s | — |
| 1982 ❄️ | -9.8°C | -15.9°C | -22.0°C | 0.3°C | -34.4°C | 118 mm | 99% | 0.5 m/s | — |
| 1981 | -9.7°C | -15.2°C | -20.8°C | 0.1°C | -41.1°C | 121 mm | 99% | 0.5 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around -5°C with lows near -14.9°C (mean -9.9°C), based on 45 years of NASA POWER data.
January averages 86 mm of rainfall in Oromocto, about average for rainfall. The wettest on record was 151 mm in 1998.
The hottest January reached 12.7°C in 2013. The coldest dipped to -41.1°C in 1981.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 5.6°C. Daytime highs moved from -7.9°C to -3°C and overnight lows from -18.2°C to -11.7°C over the same span.
January is one of the cooler months of the year in Oromocto and about average for rainfall, so plan for around -5°C daytime highs and -14.9°C at night.
Yes — January is the coldest month of the year in Oromocto, averaging -9.9°C.
For January in Oromocto, pack warm layers and a jacket for chilly mornings, with typical highs of -5°C and lows of -14.9°C. Bring an umbrella or light rain jacket too.
Relative humidity in January averages 93% — quite humid.
Average wind speed in January is 0.5 m/s. The windiest January on record averaged 0.6 m/s (1985).
The wettest January on record was 1998 with 151 mm. On average, January sees 86 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 Oromocto 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.
