May weather in Marlborough, MA
The average temperature in Marlborough in May is 59.2°F (45.3°F–73.0°F). Average precipitation: 3.67 inches.
May is a spring month in Marlborough, and is warmer than the annual average of 49.9°F. Daily temperatures swing about 27.7°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 14h 25m. For travel, May is a comfortable month to visit.
Avg High
73.0°F
Avg Low
45.3°F
Precipitation
3.67 in
Daylight
14h 25m
May records in Marlborough
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 87.1°F (1985) | 28.0°F (1964) | 1.37 in (1991) |
| May 2 | 89.1°F (2001) | 27.0°F (1964) | 1.12 in (1976) |
| May 3 | 93.9°F (2001) | 25.0°F (1966) | 1.01 in (2006) |
| May 4 | 93.0°F (2001) | 28.0°F (1977) | 1.67 in (1972) |
| May 5 | 91.9°F (2001) | 28.9°F (1976) | 0.65 in (1990) |
| May 6 | 84.0°F (2000) | 28.0°F (1992) | 0.80 in (2009) |
| May 7 | 88.0°F (1964) | 25.0°F (2001) | 0.89 in (1991) |
| May 8 | 93.0°F (2000) | 27.0°F (1968) | 0.81 in (2005) |
| May 9 | 91.0°F (1964) | 26.1°F (1985) | 0.64 in (1984) |
| May 10 | 96.1°F (1979) | 30.9°F (1977) | 2.73 in (1977) |
| May 11 | 99.0°F (1979) | 30.0°F (2010) | 1.45 in (2000) |
| May 12 | 93.0°F (1985) | 35.1°F (1972) | 0.81 in (1995) |
| May 13 | 91.9°F (2001) | 33.1°F (2005) | 1.15 in (1968) |
| May 14 | 88.0°F (1991) | 28.9°F (1996) | 2.58 in (2006) |
| May 15 | 84.0°F (2016) | 32.0°F (1971) | 1.36 in (2006) |
| May 16 | 90.0°F (2004) | 32.0°F (1966) | 0.94 in (1981) |
| May 17 | 89.1°F (1991) | 36.0°F (1967) | 1.77 in (2007) |
| May 18 | 91.0°F (1977) | 30.0°F (2003) | 1.07 in (1970) |
| May 19 | 90.0°F (1986) | 34.0°F (1981) | 1.36 in (2010) |
| May 20 | 91.9°F (1986) | 32.0°F (2002) | 1.29 in (1999) |
| May 21 | 93.9°F (1975) | 30.0°F (1981) | 1.34 in (1973) |
| May 22 | 93.9°F (1975) | 36.0°F (1968) | 0.89 in (1985) |
| May 23 | 96.1°F (1992) | 36.0°F (1968) | 0.87 in (1968) |
| May 24 | 93.0°F (1992) | 33.1°F (1967) | 0.89 in (1994) |
| May 25 | 88.0°F (1981) | 36.0°F (1990) | 1.01 in (2005) |
| May 26 | 93.9°F (2010) | 30.0°F (1972) | 2.67 in (1967) |
| May 27 | 98.1°F (2010) | 33.1°F (1968) | 1.97 in (2003) |
| May 28 | 91.0°F (2015) | 32.0°F (1968) | 1.04 in (2014) |
| May 29 | 97.0°F (2016) | 34.0°F (1964) | 0.97 in (1984) |
| May 30 | 91.9°F (1987) | 33.1°F (1970) | 1.96 in (1984) |
| May 31 | 98.1°F (1987) | 39.9°F (1966) | 1.38 in (1984) |