August weather in Marlborough, MA
The average temperature in Marlborough in August is 71.5°F (58.0°F–84.9°F). Average precipitation: 4.43 inches.
August is a summer month in Marlborough, and is warmer than the annual average of 49.9°F. Daily temperatures swing about 26.9°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 13h 43m. For travel, August is a comfortable month to visit.
Avg High
84.9°F
Avg Low
58.0°F
Precipitation
4.43 in
Daylight
13h 43m
August records in Marlborough
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 95.0°F (2002) | 42.1°F (1964) | 2.47 in (1985) |
| August 2 | 95.0°F (1995) | 48.0°F (1987) | 2.39 in (1977) |
| August 3 | 98.1°F (2006) | 43.0°F (1976) | 0.71 in (1986) |
| August 4 | 95.0°F (1990) | 46.0°F (1964) | 1.29 in (1979) |
| August 5 | 95.0°F (1987) | 42.1°F (1972) | 1.56 in (2003) |
| August 6 | 93.0°F (1980) | 46.9°F (2013) | 1.57 in (1975) |
| August 7 | 95.0°F (2016) | 44.1°F (1964) | 0.87 in (1976) |
| August 8 | 93.9°F (1980) | 48.0°F (1995) | 1.48 in (2011) |
| August 9 | 96.1°F (1983) | 44.1°F (1964) | 0.91 in (1976) |
| August 10 | 97.0°F (2001) | 41.0°F (1964) | 1.32 in (1987) |
| August 11 | 95.0°F (2010) | 43.0°F (1974) | 2.81 in (2008) |
| August 12 | 99.0°F (2016) | 44.1°F (1968) | 2.35 in (1990) |
| August 13 | 100.0°F (2016) | 46.0°F (1974) | 1.84 in (1979) |
| August 14 | 98.1°F (2002) | 41.0°F (1964) | 2.07 in (1989) |
| August 15 | 100.0°F (2002) | 45.0°F (1963) | 1.73 in (2005) |
| August 16 | 95.0°F (2002) | 42.1°F (1964) | 1.67 in (2011) |
| August 17 | 96.1°F (2002) | 42.1°F (1979) | 0.66 in (2000) |
| August 18 | 98.1°F (1987) | 43.0°F (1979) | 1.36 in (1992) |
| August 19 | 98.1°F (1987) | 42.1°F (1968) | 1.44 in (1965) |
| August 20 | 93.9°F (1983) | 42.1°F (1964) | 5.17 in (1991) |
| August 21 | 95.0°F (1983) | 44.1°F (1964) | 2.02 in (1970) |
| August 22 | 93.9°F (1976) | 37.0°F (1982) | 1.35 in (2004) |
| August 23 | 96.1°F (1976) | 39.0°F (1982) | 1.28 in (1994) |
| August 24 | 91.0°F (1996) | 43.0°F (1988) | 0.91 in (2009) |
| August 25 | 93.0°F (1968) | 39.9°F (1971) | 1.50 in (1990) |
| August 26 | 98.1°F (2007) | 39.0°F (1981) | 1.61 in (1985) |
| August 27 | 95.0°F (1993) | 42.1°F (1977) | 0.60 in (1964) |
| August 28 | 97.0°F (1983) | 42.1°F (1968) | 2.61 in (1975) |
| August 29 | 93.9°F (1977) | 39.9°F (1982) | 1.57 in (2011) |
| August 30 | 96.1°F (1973) | 37.9°F (1986) | 1.54 in (2002) |
| August 31 | 96.1°F (2010) | 39.0°F (1976) | 2.08 in (1985) |