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When to go · Boston

Boston in March

Good month. Outside the best window (May–Jun, Sep–Oct). Across United States: Spring break fills Florida beaches and parks; the desert parks come into season.

Key facts

Verdict
Good
Temperature
46°C (115°F) / 31°C (88°F)
average high / low
Rain days
11
Crowds
Medium
United States overall
Prices
Medium
United States overall

Verdict

GoodUnited States month rating

Outside the best window (May–Jun, Sep–Oct). Across United States: Spring break fills Florida beaches and parks; the desert parks come into season.

Is another month better than March?

March is rated good. These months rate higher:

Weather in March

Long-term averages
  • BostonHighs around 46 °C (115 °F), lows around 31 °C (88 °F), rain on about 11 days
  • Northeast, United States · New York, Boston, Washington, Philadelphia, Mainecool

    Cold, sometimes snowy winters; humid 30 °C (86 °F)+ spells in July–August; late September to October is the pick for foliage and walking.

Festivals and holidays

Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.

  • Mardi Gras (New Orleans) big impact

    Feb or Mar (varies) · United States

    New Orleans hotels triple in price and sell out.

  • Spring break big impact

    March–April · United States

    Students fill Florida, Texas and Mexico beaches; parks busy.

Crowds and prices

Crowds · United States overall
Medium
Prices · United States overall
Medium

United States overall: Spring break fills Florida beaches and parks; the desert parks come into season.

Compare two months

Weather, crowds and prices for any two months in Boston, side by side.

  • Verdict

    Mar: Good

    May: Great (better)

  • Daytime high

    Mar: 46 °C (115 °F)

    May: 67 °C (153 °F)

  • Night low

    Mar: 31 °C (88 °F)

    May: 50 °C (122 °F)

  • Rain days

    Mar: 11 (better)

    May: 12

  • Crowds

    Mar: Medium

    May: Medium

  • Prices

    Mar: Medium

    May: Medium

  • Festivals listed

    Mar: 2

    May: 1

March: Outside the best window (May–Jun, Sep–Oct). Across United States: Spring break fills Florida beaches and parks; the desert parks come into season.

May: Inside Boston's best window: May–Jun, Sep–Oct.

Boston: figures are long-term averages from this guide, not a forecast.

What to pack

  • Light, breathable clothes, a sun hat and sunscreen
  • A rain jacket or umbrella and shoes that dry fast
  • Layers: a fleece or light jacket

Build the full packing list for your trip →

Across United States in March →