WEATHER IN Boston
Climate tables. Data for Boston.
Monthly temperature
| Month | Record low | Average low | Average | Average high | Record high |
| january | -25.0 (1882) | -4.9 | -1.2 | 2.7 | 22.2 (1950) |
| february | -27.8 (1934) | -4.1 | -0.1 | 3.9 | 21.1 (1985) |
| march | -22.2 (1872) | -0.5 | 3.5 | 7.5 | 31.7 (1998) |
| april | -11.7 (1874) | 4.9 | 9.2 | 13.6 | 34.4 (1976) |
| may | -0.6 (1882) | 10.2 | 14.7 | 19.2 | 36.1 (1880) |
| june | 5.0 (1945) | 15.4 | 20.0 | 24.6 | 37.8 (1925) |
| july | 10.0 (1988) | 18.9 | 23.4 | 27.8 | 40.0 (1911) |
| august | 7.8 (1940) | 18.4 | 22.6 | 26.9 | 38.9 (1975) |
| september | 1.1 (1879) | 14.6 | 18.7 | 22.8 | 38.9 (1881) |
| october | -3.9 (1879) | 8.6 | 12.7 | 16.7 | 32.2 (1881) |
| november | -18.9 (1875) | 3.3 | 7.1 | 10.9 | 28.3 (1950) |
| december | -27.2 (1933) | -1.6 | 2.1 | 5.7 | 24.4 (1998) |
| year | -27.8 (1934) | 6.7 | 10.8 | 14.8 | 40.0 (1911) |
Monthly precipitation
| Month | Average | Record low | Record high | Daily high |
| january | 86 | 16 (1989) | 268 (1979) | 180 (1939) |
| february | 82 | 11 (1877) | 202 (2008) | 113 (1886) |
| march | 106 | 0.0 (1915) | 378 (2010) | 89 (1968) |
| april | 92 | 9 (1844) | 243 (2004) | 109 (2004) |
| may | 83 | 6 (1826) | 340 (1954) | 114 (1954) |
| june | 99 | 0.0 (1999) | 335 (1982) | 145 (1998) |
| july | 83 | 13 (1952) | 316 (1863) | 153 (1921) |
| august | 82 | 9 (1854) | 434 (1955) | 179 (1955) |
| september | 90 | 5 (1914) | 278 (1933) | 143 (1954) |
| october | 102 | 2 (1924) | 271 (1996) | 155 (1996) |
| november | 93 | 15 (1917) | 295 (1840) | 98 (1876) |
| december | 109 | 7 (1828) | 247 (1969) | 107 (1992) |
| year | 1112 | 602 (1965) | 1665 (1878) | 180 (1939) |
Number of days with solid, liquid, and mixed precipitation
| Type of precipitation | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Wind speed, m/s
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different wind directions, %
| direction | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Air humidity, %
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Snow cover
| Month | jul | aug | sep | oct | nov | dec | jan | feb | mar | apr | may | jun | Year |
| number of days | |||||||||||||
| height (sm) | |||||||||||||
| max height (sm) |
Cloudy, score
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| total | |||||||||||||
| low |
Number of clear, cloudy and cloudy days
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| Total cloud | |||||||||||||
| Low cloud | |||||||||||||
Number of days with different phenomena
| phenomenon | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different types of clouds, %
| type of clouds | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |