March is one of the cooler months of the year in Dorchester Center, with average highs near 6.1°C and lows around -3.1°C (mean 1.5°C). It is about average for rainfall, averaging 111 mm of rainfall and 83% relative humidity across the period.
March is one of the cooler months of the year in Dorchester Center. Across 45 years of records, the warmest March in Dorchester Center was 2012 — when the month averaged 5.9°C — while the coldest was 1984 at -2.9°C. Typical March days reach 6.1°C with nights near -3.1°C. The long-term trend is warming, about 0.4°C per decade.
March is about average for rainfall in Dorchester Center, averaging 111 mm of rainfall. The wettest March on record was 2010 with 349 mm, while the driest was 2006 at 16 mm.
Relative humidity in Dorchester Center during March averages 83%. The most humid March was 1993 at 91%, and the least humid was 1985 at 73%.
March receives about 3.7 kWh/m²/day of solar energy in Dorchester Center. The sunniest March was 2021 at 4.5 kWh/m²/day, and the cloudiest was 2004 at 3.2.
Average wind speed in Dorchester Center during March is 1 m/s. The windiest March was 2018 at 1.3 m/s, while the calmest was 1995 at 0.8 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 0.9°C | 1.0°C | 1.5°C | 1.5°C | 3.2°C | +2.3°C |
| Avg High | 5.5°C | 5.6°C | 6.2°C | 5.9°C | 8.0°C | +2.5°C |
| Avg Low | -3.7°C | -3.5°C | -3.2°C | -2.9°C | -1.6°C | +2.1°C |
| Avg Rain | 108 mm | 115 mm | 110 mm | 112 mm | 109 mm | +2 mm |
March temperatures in Dorchester Center have risen by about 2.4°C between 1981–1985 and 2021–2025.
March has ranged from a record low of -19.5°C (2015) to a record high of 24.4°C (1998).
Rainfall in March is about average for rainfall, averaging 111 mm, with a wettest year of 349 mm.
A quieter season to visit Dorchester Center
If your dates are flexible, the more temperate months of July and August tend to be the most comfortable for visiting Dorchester Center. That said, March — with days averaging 6.1°C and nights around -3.1°C (mean 1.5°C) and higher rainfall (111 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 | 8.9°C | 3.7°C | -1.4°C | 18.5°C | -12.0°C | 83 mm | 79% | 1.1 m/s | 3.6 |
| 2024 | 7.4°C | 3.5°C | -0.4°C | 14.1°C | -6.2°C | 238 mm | 85% | 1.1 m/s | 3.7 |
| 2023 | 6.4°C | 2.3°C | -1.8°C | 12.8°C | -5.8°C | 123 mm | 83% | 1.1 m/s | 3.8 |
| 2022 | 7.9°C | 2.9°C | -2.1°C | 20.1°C | -12.0°C | 76 mm | 82% | 1 m/s | 3.7 |
| 2021 | 8.6°C | 2.9°C | -2.8°C | 20.2°C | -11.4°C | 49 mm | 77% | 1.1 m/s | 4.5 |
| 2020 | 8.5°C | 3.7°C | -1.1°C | 16.6°C | -9.0°C | 88 mm | 81% | 1 m/s | 3.8 |
| 2019 | 5.2°C | 0.7°C | -3.8°C | 16.4°C | -13.5°C | 75 mm | 84% | 1 m/s | 3.9 |
| 2018 | 4.7°C | 1.1°C | -2.6°C | 14.9°C | -12.8°C | 122 mm | 85% | 1.3 m/s | 3.5 |
| 2017 | 3.4°C | -0.9°C | -5.2°C | 14.0°C | -14.8°C | 108 mm | 78% | 1.2 m/s | 3.8 |
| 2016 | 8.8°C | 4.0°C | -0.8°C | 18.9°C | -7.2°C | 86 mm | 81% | 1 m/s | 3.8 |
| 2015 | 2.3°C | -2.1°C | -6.6°C | 10.7°C | -19.5°C | 70 mm | 85% | 1 m/s | 3.8 |
| 2014 | 3.7°C | -1.2°C | -6.0°C | 10.8°C | -15.0°C | 119 mm | 78% | 1 m/s | 3.6 |
| 2013 | 5.1°C | 1.2°C | -2.7°C | 12.4°C | -9.7°C | 77 mm | 83% | 1.1 m/s | 3.6 |
| 2012 🔥 | 10.9°C | 5.9°C | 1.0°C | 23.9°C | -9.5°C | 39 mm | 82% | 0.9 m/s | 3.8 |
| 2011 | 6.0°C | 1.6°C | -2.7°C | 15.2°C | -13.7°C | 78 mm | 83% | 1 m/s | 3.7 |
| 2010 🌧️ | 8.6°C | 4.6°C | 0.6°C | 17.6°C | -4.8°C | 349 mm | 86% | 1.1 m/s | 3.4 |
| 2009 | 6.1°C | 1.5°C | -3.1°C | 14.9°C | -15.4°C | 71 mm | 83% | 1 m/s | 3.9 |
| 2008 | 5.6°C | 1.2°C | -3.2°C | 13.5°C | -8.1°C | 136 mm | 83% | 1.1 m/s | 3.7 |
| 2007 | 5.6°C | 0.4°C | -4.8°C | 15.8°C | -17.1°C | 121 mm | 83% | 1.1 m/s | 3.8 |
| 2006 | 6.5°C | 1.6°C | -3.3°C | 17.8°C | -9.1°C | 16 mm | 80% | 1 m/s | 4.2 |
| 2005 | 3.8°C | -0.6°C | -4.9°C | 12.9°C | -12.6°C | 125 mm | 86% | 1 m/s | 3.9 |
| 2004 | 6.5°C | 2.2°C | -2.1°C | 17.0°C | -9.8°C | 80 mm | 82% | 1 m/s | 3.2 |
| 2003 | 7.0°C | 1.3°C | -4.4°C | 18.7°C | -18.3°C | 112 mm | 85% | 1 m/s | 3.7 |
| 2002 | 8.1°C | 3.2°C | -1.7°C | 16.6°C | -8.1°C | 100 mm | 78% | 1 m/s | 3.5 |
| 2001 | 3.2°C | -0.1°C | -3.4°C | 11.9°C | -9.9°C | 233 mm | 86% | 1.1 m/s | 3.3 |
| 2000 | 9.1°C | 3.8°C | -1.4°C | 18.4°C | -11.5°C | 110 mm | 82% | 1 m/s | 3.8 |
| 1999 | 6.5°C | 1.8°C | -2.8°C | 17.2°C | -12.2°C | 108 mm | 83% | 1.2 m/s | 4 |
| 1998 | 6.9°C | 2.7°C | -1.5°C | 24.4°C | -12.7°C | 124 mm | 87% | 1 m/s | 3.4 |
| 1997 | 4.6°C | 0.4°C | -3.8°C | 16.2°C | -10.7°C | 151 mm | 84% | 1.2 m/s | 3.5 |
| 1996 | 3.8°C | -0.8°C | -5.4°C | 11.7°C | -16.9°C | 82 mm | 85% | 1 m/s | 3.9 |
| 1995 | 6.8°C | 2.1°C | -2.7°C | 14.9°C | -10.3°C | 56 mm | 86% | 0.8 m/s | 3.4 |
| 1994 | 4.7°C | 0.5°C | -3.7°C | 13.1°C | -14.6°C | 178 mm | 89% | 0.9 m/s | 3.8 |
| 1993 | 3.5°C | -1.1°C | -5.6°C | 18.0°C | -15.8°C | 182 mm | 91% | 1.1 m/s | 3.5 |
| 1992 | 4.5°C | -0.2°C | -4.8°C | 12.4°C | -14.7°C | 100 mm | 81% | 1 m/s | 3.7 |
| 1991 | 7.3°C | 2.7°C | -2.0°C | 18.8°C | -7.8°C | 119 mm | 84% | 1.1 m/s | 3.3 |
| 1990 | 7.6°C | 2.3°C | -3.0°C | 19.7°C | -12.9°C | 50 mm | 82% | 0.9 m/s | 3.9 |
| 1989 | 5.2°C | 0.3°C | -4.6°C | 20.1°C | -14.9°C | 84 mm | 81% | 1 m/s | 3.6 |
| 1988 | 6.5°C | 1.4°C | -3.7°C | 14.1°C | -11.8°C | 85 mm | 80% | 1 m/s | 4.2 |
| 1987 | 6.2°C | 1.9°C | -2.5°C | 18.2°C | -12.2°C | 122 mm | 87% | 0.9 m/s | 3.4 |
| 1986 | 6.9°C | 1.6°C | -3.8°C | 18.2°C | -15.9°C | 94 mm | 84% | 1 m/s | 4.1 |
| 1985 | 6.9°C | 2.1°C | -2.8°C | 18.3°C | -10.7°C | 79 mm | 73% | 1.1 m/s | 4.1 |
| 1984 ❄️ | 0.7°C | -2.9°C | -6.4°C | 7.9°C | -16.9°C | 158 mm | 89% | 1.2 m/s | 3.7 |
| 1983 | 5.8°C | 2.1°C | -1.6°C | 13.3°C | -8.9°C | 254 mm | 86% | 1.2 m/s | — |
| 1982 | 5.6°C | 0.5°C | -4.7°C | 13.9°C | -16.2°C | 75 mm | 84% | 1 m/s | — |
| 1981 | 6.1°C | 1.5°C | -3.0°C | 18.6°C | -8.4°C | 21 mm | 81% | 1 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 6.1°C with lows near -3.1°C (mean 1.5°C), based on 45 years of NASA POWER data.
March averages 111 mm of rainfall in Dorchester Center, about average for rainfall. The wettest on record was 349 mm in 2010.
The hottest March reached 24.4°C in 1998. The coldest dipped to -19.5°C in 2015.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 2.4°C. Daytime highs moved from 5°C to 7.8°C and overnight lows from -3.7°C to -1.7°C over the same span.
March is one of the cooler months of the year in Dorchester Center and about average for rainfall, so plan for around 6.1°C daytime highs and -3.1°C at night.
Not quite — March is the 4th coolest month in Dorchester Center, averaging 1.5°C.
For March in Dorchester Center, pack warm layers and a jacket for chilly mornings, with typical highs of 6.1°C and lows of -3.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 83% — quite humid.
Average wind speed in March is 1 m/s. The windiest March on record averaged 1.3 m/s (2018).
The wettest March on record was 2010 with 349 mm. On average, March sees 111 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 Dorchester Center 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.
