Most summer days reach at least 70, while nighttime lows are in the 60s.
The coldest month is January, with an average high of 36 °F (2 °C) and an average low of 22 °F (-6 °C). Periods exceeding 90 °F (32 °C) in summer and below 10 °F (−12 °C) in winter are not uncommon, but rarely prolonged. The record high temperature is 104 °F (40 °C), recorded July 4, 1911. On Nantucket, the warmest month of the year is July, with an average high temperature of 76 °F (25 °C) and an average low temperature of 64 °F (17 °C). Winters in coastal Massachusetts are nearly the same as winters on the mainland. Averages for Boston in August. is still very warm in Boston. T he average temperature is still a very warm 26 C (that's about 79°F) during the day and only goes as low as 17°C (about 63°F) in the evenings. You can .. Boston: Annual Weather Averages. July is the hottest month in Boston with an average temperature of 24°C (74°F) and the coldest is January at -2°C (29°F) with the most daily sunshine hours at 10 in July. The wettest month is April with an average of 100mm of rain.  Massachusetts Climate-Boston Averages. In the city of Boston, MA the warmest month on average is July with a record high of 104°F in 1911. January is the coolest month on average and a low of -30°F was recorded in 1946. Now that is COLD! The max average preciptation occurs in November. Massachusetts Climate-Springfield Averages. On average in Springfield, the warmest month is July with a high of 104°F recorded in 1930. January is the coolest month on average with a low of -18°F in 1984. May, June and November are the wettest months bringing an average of 4.10 inches of precipitation Boston's coldest month is January when the average temperature overnight is 22.1°F. In July, the warmest month, the average day time temperature rises to 82.2°F. The driest month in Boston is July with 3.06 inches of precipitation, and with 3.98 inches November is the wettest month. Days of Hot Weather in Boston. Boston averages ten days a summer with temperatures into the 90s Fahrenheit. But temperatures of over 100 degrees are not normal for the city. Most summer days reach at least 70, while nighttime lows are in the 60s. Highs of 70 degrees can occur in Boston from March to November. To find out how often it rises over 70, 80 or 90 °F each month in Boston, scroll down farther. There are also monthly and yearly counts of days with cold weather. All the numbers are averages, based on climate data gathered from 1981 to 2010 at Boston's Logan International Airport on the shore of Boston Harbor. Cooler temperatures in the summertime are seen in the coastal areas of Massachusetts. On Nantucket, the warmest month of the year is July, with an average high temperature of 76 °F (25 °C) and an average low temperature of 64 °F (17 °C). Winters in coastal Massachusetts are nearly the same as winters on the mainland. August is still very warm in Boston. T he average temperature is still a very warm 26 C (that's about 79 F) during the day and only goes as low as 17 C (about 63 F) in the evenings. You can still expect rain on an average of 10 days of the month. is still very warm in Boston. T he average temperature is still a very warm 26 C (that's about 79°F) during the day and only goes as low as 17°C (about 63° The Massachusetts climate of typical summer weather averages a high of 80°F with comfortable nights of 60-65°F. Winter brings temperatures that hover right around the freezing mark of 32°F, give or take five degrees. Massachusetts Climate-Springfield Averages. On average in Springfield, the warmest month is July with a high of 104°F recorded in 1930. January is the coolest month on average with a low of -18°F in 1984. May, June and November are the wettest months bringing an average of 4.10 inches of precipitation
https://en.wikipedia.org/wiki/Climate_of_Massachusetts http://www.holiday-weather.com/boston/averages/august/ http://www.holiday-weather.com/boston/averages/ http://www.explore-massachusetts.com/massachusetts-climate.html http://www.rssweather.com/climate/Massachusetts/Boston/ http://www.currentresults.com/Weather/Massachusetts/Places/boston-temperatures-by-month-average.php https://en.wikipedia.org/wiki/Climate_of_Massachusetts http://www.holiday-weather.com/boston/averages/august/ http://www.explore-massachusetts.com/massachusetts-climate.html
average summer temperatures in boston