March is one of the cooler months of the year in Brockton, with average highs near 6.8°C and lows around -2.5°C (mean 2.2°C). It is a relatively wet time of year, averaging 115 mm of rainfall and 83% relative humidity across the period.
March is one of the cooler months of the year in Brockton. Across 45 years of records, the warmest March in Brockton was 2012 — when the month averaged 6.6°C — while the coldest was 1984 at -1.8°C. Typical March days reach 6.8°C with nights near -2.5°C. The long-term trend is warming, about 0.3°C per decade.
March is a relatively wet time of year in Brockton, averaging 115 mm of rainfall. The wettest March on record was 2010 with 339 mm, while the driest was 2006 at 14 mm.
Relative humidity in Brockton during March averages 83%. The most humid March was 1993 at 89%, and the least humid was 1985 at 73%.
March receives about 3.7 kWh/m²/day of solar energy in Brockton. The sunniest March was 2021 at 4.5 kWh/m²/day, and the cloudiest was 2004 at 3.2.
Average wind speed in Brockton during March is 0.9 m/s. The windiest March was 2018 at 1.1 m/s, while the calmest were 1990 and 1995 at 0.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 1.7°C | 1.7°C | 2.1°C | 2.1°C | 3.8°C | +2.1°C |
| Avg High | 6.3°C | 6.3°C | 6.9°C | 6.6°C | 8.7°C | +2.4°C |
| Avg Low | -3.0°C | -2.9°C | -2.6°C | -2.4°C | -1.0°C | +2°C |
| Avg Rain | 110 mm | 120 mm | 112 mm | 116 mm | 113 mm | +4 mm |
March temperatures in Brockton have risen by about 2.3°C between 1981–1985 and 2021–2025.
March has ranged from a record low of -18.2°C (2015) to a record high of 23.4°C (1998).
Rainfall in March is a relatively wet time of year, averaging 115 mm, with a wettest year of 339 mm.
A quieter season to visit Brockton
If your dates are flexible, the more temperate months of August and July tend to be the most comfortable for visiting Brockton. That said, March — with days averaging 6.8°C and nights around -2.5°C (mean 2.2°C) and higher rainfall (115 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 | 9.5°C | 4.3°C | -1.0°C | 18.1°C | -11.0°C | 81 mm | 79% | 0.9 m/s | 3.6 |
| 2024 | 8.6°C | 4.5°C | 0.3°C | 15.7°C | -4.6°C | 247 mm | 85% | 0.9 m/s | 3.7 |
| 2023 | 7.3°C | 3.0°C | -1.3°C | 13.9°C | -3.9°C | 116 mm | 83% | 0.9 m/s | 3.8 |
| 2022 | 8.8°C | 3.6°C | -1.5°C | 20.5°C | -9.6°C | 79 mm | 81% | 0.8 m/s | 3.7 |
| 2021 | 9.0°C | 3.3°C | -2.3°C | 21.0°C | -10.4°C | 58 mm | 78% | 0.9 m/s | 4.5 |
| 2020 | 9.1°C | 4.3°C | -0.4°C | 16.8°C | -8.3°C | 97 mm | 81% | 0.8 m/s | 3.8 |
| 2019 | 5.7°C | 1.0°C | -3.6°C | 16.0°C | -13.9°C | 87 mm | 85% | 0.8 m/s | 3.9 |
| 2018 | 5.3°C | 1.6°C | -2.1°C | 15.4°C | -10.4°C | 134 mm | 85% | 1.1 m/s | 3.5 |
| 2017 | 4.1°C | -0.2°C | -4.6°C | 13.5°C | -14.0°C | 102 mm | 78% | 1 m/s | 3.8 |
| 2016 | 9.5°C | 4.6°C | -0.3°C | 20.1°C | -6.5°C | 77 mm | 82% | 0.8 m/s | 3.8 |
| 2015 | 2.8°C | -1.7°C | -6.1°C | 11.8°C | -18.2°C | 95 mm | 87% | 0.8 m/s | 3.8 |
| 2014 | 4.9°C | -0.2°C | -5.2°C | 12.0°C | -13.8°C | 132 mm | 78% | 0.9 m/s | 3.6 |
| 2013 | 5.7°C | 1.7°C | -2.3°C | 12.6°C | -8.6°C | 84 mm | 83% | 0.9 m/s | 3.6 |
| 2012 🔥 | 11.5°C | 6.6°C | 1.7°C | 23.4°C | -6.9°C | 36 mm | 82% | 0.8 m/s | 3.8 |
| 2011 | 6.8°C | 2.2°C | -2.3°C | 16.0°C | -11.6°C | 74 mm | 82% | 0.8 m/s | 3.7 |
| 2010 🌧️ | 9.5°C | 5.2°C | 0.9°C | 18.3°C | -4.5°C | 339 mm | 86% | 0.9 m/s | 3.4 |
| 2009 | 6.7°C | 2.0°C | -2.7°C | 14.9°C | -15.3°C | 71 mm | 83% | 0.8 m/s | 3.9 |
| 2008 | 6.6°C | 2.1°C | -2.4°C | 14.0°C | -7.2°C | 138 mm | 83% | 0.9 m/s | 3.7 |
| 2007 | 6.5°C | 1.2°C | -4.1°C | 16.5°C | -16.4°C | 139 mm | 82% | 0.9 m/s | 3.8 |
| 2006 | 6.9°C | 2.0°C | -2.9°C | 17.0°C | -8.9°C | 14 mm | 80% | 0.8 m/s | 4.2 |
| 2005 | 4.6°C | 0.1°C | -4.4°C | 12.6°C | -11.8°C | 124 mm | 86% | 0.8 m/s | 3.9 |
| 2004 | 6.9°C | 2.5°C | -1.8°C | 16.5°C | -9.0°C | 83 mm | 82% | 0.8 m/s | 3.2 |
| 2003 | 7.6°C | 2.0°C | -3.6°C | 18.5°C | -16.2°C | 115 mm | 84% | 0.8 m/s | 3.7 |
| 2002 | 9.1°C | 4.0°C | -1.0°C | 17.0°C | -7.4°C | 103 mm | 77% | 0.8 m/s | 3.5 |
| 2001 | 4.6°C | 0.8°C | -2.9°C | 12.2°C | -8.4°C | 219 mm | 84% | 0.9 m/s | 3.3 |
| 2000 | 9.9°C | 4.6°C | -0.7°C | 17.9°C | -9.0°C | 118 mm | 81% | 0.8 m/s | 3.8 |
| 1999 | 7.0°C | 2.3°C | -2.4°C | 17.9°C | -11.2°C | 109 mm | 82% | 1 m/s | 4 |
| 1998 | 7.6°C | 3.4°C | -0.8°C | 23.4°C | -12.2°C | 142 mm | 87% | 0.8 m/s | 3.4 |
| 1997 | 5.7°C | 1.4°C | -3.0°C | 16.8°C | -9.3°C | 157 mm | 83% | 0.9 m/s | 3.5 |
| 1996 | 4.6°C | -0.2°C | -5.0°C | 13.1°C | -17.1°C | 81 mm | 84% | 0.8 m/s | 3.9 |
| 1995 | 7.4°C | 2.7°C | -2.1°C | 14.9°C | -8.1°C | 56 mm | 85% | 0.7 m/s | 3.4 |
| 1994 | 5.7°C | 1.4°C | -3.0°C | 14.7°C | -13.6°C | 183 mm | 89% | 0.8 m/s | 3.8 |
| 1993 | 4.2°C | -0.1°C | -4.4°C | 17.8°C | -14.0°C | 177 mm | 89% | 0.9 m/s | 3.5 |
| 1992 | 5.0°C | 0.4°C | -4.1°C | 12.7°C | -12.9°C | 103 mm | 82% | 0.9 m/s | 3.7 |
| 1991 | 8.1°C | 3.3°C | -1.6°C | 19.7°C | -7.6°C | 142 mm | 84% | 0.9 m/s | 3.3 |
| 1990 | 7.9°C | 2.8°C | -2.4°C | 19.9°C | -12.3°C | 54 mm | 83% | 0.7 m/s | 3.9 |
| 1989 | 5.8°C | 1.0°C | -3.7°C | 20.0°C | -13.1°C | 98 mm | 82% | 0.8 m/s | 3.6 |
| 1988 | 7.3°C | 2.1°C | -3.1°C | 15.0°C | -10.8°C | 97 mm | 81% | 0.8 m/s | 4.2 |
| 1987 | 6.9°C | 2.6°C | -1.8°C | 18.8°C | -11.2°C | 139 mm | 86% | 0.8 m/s | 3.4 |
| 1986 | 7.7°C | 2.4°C | -3.0°C | 17.5°C | -15.4°C | 86 mm | 83% | 0.8 m/s | 4.1 |
| 1985 | 7.8°C | 2.8°C | -2.2°C | 19.1°C | -8.9°C | 81 mm | 73% | 0.9 m/s | 4.1 |
| 1984 ❄️ | 1.9°C | -1.8°C | -5.6°C | 8.8°C | -16.8°C | 155 mm | 88% | 1 m/s | 3.7 |
| 1983 | 6.6°C | 2.7°C | -1.2°C | 15.7°C | -8.5°C | 226 mm | 86% | 0.9 m/s | — |
| 1982 | 6.3°C | 1.3°C | -3.8°C | 14.6°C | -14.6°C | 82 mm | 84% | 0.8 m/s | — |
| 1981 | 6.5°C | 1.9°C | -2.7°C | 18.7°C | -7.9°C | 22 mm | 80% | 0.8 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 6.8°C with lows near -2.5°C (mean 2.2°C), based on 45 years of NASA POWER data.
March averages 115 mm of rainfall in Brockton, a relatively wet time of year. The wettest on record was 339 mm in 2010.
The hottest March reached 23.4°C in 1998. The coldest dipped to -18.2°C in 2015.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 2.3°C. Daytime highs moved from 5.8°C to 8.6°C and overnight lows from -3.1°C to -1.2°C over the same span.
March is one of the cooler months of the year in Brockton and a relatively wet time of year, so plan for around 6.8°C daytime highs and -2.5°C at night.
Not quite — March is the 4th coolest month in Brockton, averaging 2.2°C.
For March in Brockton, pack warm layers and a jacket for chilly mornings, with typical highs of 6.8°C and lows of -2.5°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 83% — quite humid.
Average wind speed in March is 0.9 m/s. The windiest March on record averaged 1.1 m/s (2018).
The wettest March on record was 2010 with 339 mm. On average, March sees 115 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 Brockton 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.
