March is one of the cooler months of the year in North Bay, with average highs near -0.7°C and lows around -10.1°C (mean -5.4°C). It is one of the drier months, averaging 55 mm of rainfall and 89% relative humidity across the period.
March is one of the cooler months of the year in North Bay. Across 45 years of records, the warmest March in North Bay was 2012 — when the month averaged 1.3°C — while the coldest was 2014 at -11.8°C. Typical March days reach -0.7°C with nights near -10.1°C. The long-term trend is warming, about 0.6°C per decade.
March is one of the drier months in North Bay, averaging 55 mm of rainfall. The wettest March on record was 1985 with 103 mm, while the driest was 2010 at 5 mm.
Relative humidity in North Bay during March averages 89%. The most humid March was 1985 at 99%, and the least humid was 2024 at 74%.
March receives about 3.5 kWh/m²/day of solar energy in North Bay. The sunniest March was 2010 at 4.3 kWh/m²/day, and the cloudiest were 2012 and 2022 at 3.
Average wind speed in North Bay during March is 1.3 m/s. The windiest Marchs were 1985 and 2017 at 1.5 m/s, while the calmest was 2014 at 1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | -6.7°C | -5.6°C | -6.0°C | -4.9°C | -3.1°C | +3.6°C |
| Avg High | -2.2°C | -1.1°C | -1.5°C | 0.0°C | 2.1°C | +4.3°C |
| Avg Low | -11.1°C | -10.0°C | -10.5°C | -9.8°C | -8.2°C | +2.9°C |
| Avg Rain | 73 mm | 50 mm | 65 mm | 39 mm | 49 mm | -23 mm |
March temperatures in North Bay have risen by about 3.4°C between 1981–1985 and 2021–2025.
March has ranged from a record low of -35.1°C (2003) to a record high of 23.1°C (2012).
Rainfall in March is one of the drier months, averaging 55 mm, with a wettest year of 103 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.8°C per decade while lows rose 0.5°C per decade, widening the gap between day and night.
A quieter season to visit North Bay
If your dates are flexible, the more temperate months of July and August tend to be the most comfortable for visiting North Bay. That said, March — with days averaging -0.7°C and nights around -10.1°C (mean -5.4°C) and moderate rainfall (55 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 | 0.5°C | -4.3°C | -9.1°C | 13.3°C | -29.1°C | 80 mm | 89% | 1.2 m/s | 3.2 |
| 2024 | 4.8°C | -0.3°C | -5.4°C | 15.6°C | -15.9°C | 39 mm | 74% | 1.3 m/s | 3.1 |
| 2023 | 1.0°C | -3.8°C | -8.7°C | 5.1°C | -17.2°C | 27 mm | 78% | 1.3 m/s | 3.6 |
| 2022 | -0.7°C | -5.1°C | -9.6°C | 12.9°C | -22.4°C | 59 mm | 87% | 1.2 m/s | 3 |
| 2021 | 4.0°C | -2.3°C | -8.5°C | 16.4°C | -21.4°C | 34 mm | 74% | 1.3 m/s | 3.5 |
| 2020 | 3.0°C | -2.5°C | -8.0°C | 10.8°C | -19.7°C | 57 mm | 82% | 1.1 m/s | 3.2 |
| 2019 | -1.8°C | -6.4°C | -11.1°C | 6.5°C | -22.4°C | 26 mm | 84% | 1.2 m/s | 3.4 |
| 2018 | -0.2°C | -4.6°C | -9.0°C | 8.5°C | -16.2°C | 21 mm | 81% | 1.3 m/s | 3.7 |
| 2017 | -1.1°C | -6.1°C | -11.1°C | 7.9°C | -24.1°C | 34 mm | 77% | 1.5 m/s | 3.7 |
| 2016 | 1.3°C | -3.3°C | -8.0°C | 11.0°C | -26.4°C | 82 mm | 84% | 1.2 m/s | 3.2 |
| 2015 | -2.2°C | -7.3°C | -12.5°C | 4.0°C | -25.0°C | 29 mm | 84% | 1.2 m/s | 4.1 |
| 2014 ❄️ | -6.2°C | -11.8°C | -17.3°C | 0.2°C | -30.3°C | 45 mm | 98% | 1 m/s | 3.8 |
| 2013 | -0.2°C | -4.1°C | -7.9°C | 9.3°C | -16.2°C | 42 mm | 87% | 1.3 m/s | 3.1 |
| 2012 🔥 | 6.8°C | 1.3°C | -4.3°C | 23.1°C | -24.4°C | 46 mm | 82% | 1.3 m/s | 3 |
| 2011 | -1.3°C | -6.2°C | -11.0°C | 6.6°C | -22.0°C | 58 mm | 85% | 1.3 m/s | 3.9 |
| 2010 | 4.6°C | -0.6°C | -5.7°C | 13.8°C | -15.9°C | 5 mm | 80% | 1.2 m/s | 4.3 |
| 2009 | 0.4°C | -4.5°C | -9.4°C | 9.7°C | -25.6°C | 40 mm | 87% | 1.3 m/s | 3.8 |
| 2008 | -2.5°C | -7.1°C | -11.6°C | 3.3°C | -17.4°C | 53 mm | 88% | 1.4 m/s | 3.7 |
| 2007 | -0.7°C | -5.6°C | -10.5°C | 13.1°C | -32.4°C | 80 mm | 91% | 1.4 m/s | 3.4 |
| 2006 | -2.9°C | -6.1°C | -9.4°C | 9.9°C | -25.3°C | 55 mm | 98% | 1.3 m/s | 3.7 |
| 2005 | -2.6°C | -7.3°C | -11.9°C | 12.0°C | -20.3°C | 53 mm | 95% | 1.2 m/s | 4.2 |
| 2004 | -0.8°C | -5.5°C | -10.2°C | 8.5°C | -19.6°C | 97 mm | 97% | 1.3 m/s | 3.1 |
| 2003 | -2.9°C | -7.6°C | -12.3°C | 9.6°C | -35.1°C | 79 mm | 95% | 1.2 m/s | 3.5 |
| 2002 | -3.6°C | -8.2°C | -12.8°C | 1.5°C | -23.8°C | 97 mm | 98% | 1.3 m/s | 3.2 |
| 2001 | -3.6°C | -7.7°C | -11.7°C | 0.2°C | -23.3°C | 39 mm | 99% | 1.2 m/s | 4 |
| 2000 | 4.4°C | -0.6°C | -5.5°C | 14.7°C | -16.2°C | 56 mm | 85% | 1.3 m/s | 3.3 |
| 1999 | 1.0°C | -3.8°C | -8.6°C | 14.9°C | -20.7°C | 15 mm | 82% | 1.4 m/s | 4.1 |
| 1998 | 0.7°C | -3.5°C | -7.7°C | 18.8°C | -20.6°C | 100 mm | 92% | 1.3 m/s | 3.3 |
| 1997 | -4.8°C | -9.0°C | -13.1°C | 0.8°C | -22.2°C | 50 mm | 98% | 1.3 m/s | 3.6 |
| 1996 | -4.0°C | -8.5°C | -13.0°C | 7.6°C | -24.8°C | 31 mm | 93% | 1.4 m/s | 4 |
| 1995 | 1.2°C | -3.1°C | -7.4°C | 14.0°C | -24.7°C | 43 mm | 89% | 1.3 m/s | 3.3 |
| 1994 | 0.9°C | -3.6°C | -8.2°C | 7.4°C | -15.4°C | 27 mm | 85% | 1.3 m/s | 3.5 |
| 1993 | -0.8°C | -5.7°C | -10.5°C | 14.1°C | -25.3°C | 26 mm | 94% | 1.2 m/s | 3.5 |
| 1992 | -4.8°C | -8.9°C | -13.0°C | 3.1°C | -24.8°C | 73 mm | 97% | 1.3 m/s | 3.8 |
| 1991 | 0.0°C | -4.8°C | -9.7°C | 12.8°C | -23.6°C | 97 mm | 91% | 1.4 m/s | 3.4 |
| 1990 | -0.2°C | -4.7°C | -9.3°C | 9.2°C | -23.0°C | 35 mm | 88% | 1.2 m/s | 3.4 |
| 1989 | -4.3°C | -9.2°C | -14.0°C | 8.1°C | -31.3°C | 93 mm | 96% | 1.2 m/s | 3.5 |
| 1988 | -2.6°C | -7.7°C | -12.8°C | 10.8°C | -27.5°C | 61 mm | 95% | 1.3 m/s | 3.5 |
| 1987 | 0.3°C | -4.1°C | -8.5°C | 13.7°C | -25.6°C | 64 mm | 95% | 1.1 m/s | 3.6 |
| 1986 | -0.9°C | -5.7°C | -10.4°C | 14.1°C | -28.1°C | 96 mm | 95% | 1.3 m/s | 3.4 |
| 1985 🌧️ | -4.0°C | -8.0°C | -12.1°C | 0.4°C | -21.3°C | 103 mm | 99% | 1.5 m/s | 3.4 |
| 1984 | -5.0°C | -9.7°C | -14.4°C | 3.8°C | -30.1°C | 39 mm | 94% | 1.3 m/s | 3.8 |
| 1983 | -0.2°C | -4.2°C | -8.2°C | 10.3°C | -18.6°C | 77 mm | 90% | 1.3 m/s | — |
| 1982 | -3.7°C | -7.9°C | -12.1°C | 5.8°C | -23.7°C | 57 mm | 98% | 1.4 m/s | — |
| 1981 | 0.9°C | -3.4°C | -7.6°C | 10.9°C | -20.2°C | 66 mm | 89% | 1.2 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around -0.7°C with lows near -10.1°C (mean -5.4°C), based on 45 years of NASA POWER data.
March averages 55 mm of rainfall in North Bay, one of the drier months. The wettest on record was 103 mm in 1985.
The hottest March reached 23.1°C in 2012. The coldest dipped to -35.1°C in 2003.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 3.4°C. Daytime highs moved from -2.4°C to 1.9°C and overnight lows from -10.9°C to -8.3°C over the same span.
March is one of the cooler months of the year in North Bay and one of the drier months, so plan for around -0.7°C daytime highs and -10.1°C at night.
Not quite — March is the 4th coolest month in North Bay, averaging -5.4°C.
For March in North Bay, pack warm layers and a jacket for chilly mornings, with typical highs of -0.7°C and lows of -10.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 89% — quite humid.
Average wind speed in March is 1.3 m/s. The windiest March on record averaged 1.5 m/s (1985).
The wettest March on record was 1985 with 103 mm. On average, March sees 55 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 North Bay behaves each March, 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 March specifically, along with year-by-year records and how the month has changed over the decades.
