The best times to visit Boston for ideal weather are

March 5th to June 17th

or

September 10th to December 30th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 


Boston Travel Guide

  • Safety
  • The busiest and least popular months
  • Overall travel experience by time of year
  • Weather in Boston

    Temperature

    Average temperatures in Boston vary greatly and are temperate for about half of the year. The area is in the top 48 percent of tourist destinations for pleasant weather. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Boston, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally early July where highs are regularly around 85°F (29.4°C) with temperatures rarely dropping below 70.7°F (21.5°C) at night.

    Boston Temperatures (Fahrenheit)

    Key
    High
    Average
    Low

    Boston Temperatures (Celsius)

    Key
    High
    Average
    Low

    “Feels-Like” Temperatures

    The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

    Boston Perceived Temperature (F)

    Key
    High
    Average
    Low

    Boston Perceived Temperature (C)

    Key
    High
    Average
    Low

     

    Average Boston Temperatures by Month

    Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

    Show Fahrenheit

    Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
    Jan 37.5 30.5 25.2
    Feb 37.9 31.1 25.8
    Mar 46.8 39.4 33.9
    Apr 58.6 50.3 44.3
    May 68.6 60.2 54.2
    Jun 75 67.7 62
    Jul 83.3 75.7 69.8
    Aug 80.1 73.2 67.9
    Sep 73.7 67 61.7
    Oct 63.1 56.7 51.6
    Nov 52.5 46 40.9
    Dec 44.9 38.9 34.3

    Show Celsius

    Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
    Jan 3.1 -0.8 -3.8
    Feb 3.3 -0.5 -3.4
    Mar 8.2 4.1 1.1
    Apr 14.8 10.2 6.8
    May 20.3 15.7 12.3
    Jun 23.9 19.8 16.7
    Jul 28.5 24.3 21
    Aug 26.7 22.9 19.9
    Sep 23.2 19.4 16.5
    Oct 17.3 13.7 10.9
    Nov 11.4 7.8 4.9
    Dec 7.2 3.8 1.3

     
    Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

    Chance of Precipitation

    The graph below shows the % chance of rainy and snowy days in Boston.

    Key
    Days with precipitation

    Snow on the Ground

    The graph below shows the average snow on the ground in Boston (in).

    Key
    Snow depth

    Average Rain and Snow by Month

    Show Inches

    Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
    Jan 0 0 0
    Feb 0 0 0
    Mar 0 0 0
    Apr 0 0 0
    May 0 0 0
    Jun 0 0 0
    Jul 0 0 0
    Aug 0 0 0
    Sep 0 0 0
    Oct 0 0 0
    Nov 0 0 0
    Dec 0 0 0

    Show Centimeters

    Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
    Jan 0 0 0
    Feb 0 0 0
    Mar 0 0 0
    Apr 0 0 0
    May 0 0 0
    Jun 0 0 0
    Jul 0 0 0
    Aug 0 0 0
    Sep 0 0 0
    Oct 0 0 0
    Nov 0 0 0
    Dec 0 0 0
    –>

     

    Humidity and Wind

    Boston has unknown humidity (due to reporting from weather stations of 0%).

    Wind in Boston is usually one of the few places that does not report on wind..

    Relative Humidity (%)

    The graph below shows the average % humidity by month in Boston.

    Key
    Avg. Relative Humidity

    Wind

    The graph below shows wind speed (max and average) in knots.

    Key
    Max Sustained Wind
    Average Daily Wind

    Average Wind Speeds

    Show Wind Speeds

    All wind speeds are in knots.

    Month Avg. Wind Meaning (Beaufort) Avg. Maximum Sustained Wind Meaning (Beufort)
    Jan 0 very calm N/A
    Feb 0 very calm N/A
    Mar 0 very calm N/A
    Apr 0 very calm N/A
    May 0 very calm N/A
    Jun 0 very calm N/A
    Jul 0 very calm N/A
    Aug 0 very calm N/A
    Sep 0 very calm N/A
    Oct 0 very calm N/A
    Nov 0 very calm N/A
    Dec 0 very calm N/A

    Show Relative Humidity by Month

    Month Avg. Relative Humidity
    Jan N/A
    Feb N/A
    Mar N/A
    Apr N/A
    May N/A
    Jun N/A
    Jul N/A
    Aug N/A
    Sep N/A
    Oct N/A
    Nov N/A
    Dec N/A

     

    Is it Safe to Travel to Boston?

    As of 6/22/2017 there are no travel advisories or warnings for the United States; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories.
     

    The Busiest and Least Crowded Months

    The busiest month for tourism in Boston, MA (USA) is July, followed by August and June. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Boston in December. Those willing to visit at these times will likely find it the least expensive month.

    Estimated Tourism by Month

     

    Most Popular Months to Visit

    Key
    Tourists Seeking Accommodations

    Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Displayed data is calculated relative to the peak, so a score of 51.6 in December means 51.6% of the tourists vs. July.

    Overall Boston Travel Experience by Season

    Spring (March through May)

    Humidity and temperatures combine to make this season feel moderate. Highs range from 73.5°F (23.1°C) and 38.2°F (3.4°C) with warmer temperatures in the later months. Spring is busy for tourism, which makes it a good time for those looking for things to do.

    Summer (June through August)

    The middle-year months have very comfortable weather with high temperatures that are comfortable. June – August is the busiest season for tourism in Boston, so lodging and other accommodations may cost more than usual.

    Fall (September through November)

    Fall daily highs range from 79.1°F (26.2°C) and 48.6°F (9.2°C), which will feel very nice given the humidity and wind. Tourism is fairly slow during these months due to the weather, so hotels may be affordably priced.

    Winter (December through February)

    Weather is somewhat cold this time of year in Boston to be enjoyable for warm weather travelers. The average high during this season is between 47.1°F (8.4°C) and 32.1°F (0.1°C). These times of year are the slowest with tourists.

     


     

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