August weather in Watertown Town, MA
The average temperature in Watertown Town in August is 72.8°F (62.5°F–83.1°F). Average precipitation: 3.72 inches.
August is a summer month in Watertown Town, and is warmer than the annual average of 51.2°F. Daily temperatures swing about 20.6°F between overnight low and afternoon high. Daylight averages about 13h 43m. For travel, August is a comfortable month to visit.
Avg High
83.1°F
Avg Low
62.5°F
Precipitation
3.72 in
Daylight
13h 43m
August records in Watertown Town
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 96.1°F (2019) | 53.1°F (1964) | 4.15 in (1985) |
| August 2 | 98.1°F (1975) | 50.0°F (1995) | 0.78 in (1977) |
| August 3 | 100.0°F (1975) | 50.0°F (1976) | 1.96 in (2017) |
| August 4 | 93.9°F (2020) | 51.1°F (1966) | 2.53 in (2001) |
| August 5 | 99.0°F (2022) | 48.0°F (1972) | 3.62 in (1981) |
| August 6 | 98.1°F (2022) | 51.1°F (2013) | 1.64 in (2010) |
| August 7 | 97.0°F (2018) | 50.0°F (1994) | 1.64 in (1978) |
| August 8 | 97.0°F (1965) | 48.9°F (1995) | 2.84 in (2019) |
| August 9 | 98.1°F (2022) | 50.0°F (1989) | 1.59 in (2018) |
| August 10 | 99.0°F (2022) | 45.0°F (1964) | 2.11 in (1976) |
| August 11 | 98.1°F (1973) | 50.0°F (1963) | 0.69 in (2008) |
| August 12 | 99.0°F (2002) | 50.0°F (1968) | 2.60 in (1990) |
| August 13 | 99.0°F (2016) | 51.1°F (1974) | 2.93 in (1989) |
| August 14 | 98.1°F (2002) | 46.9°F (1983) | 1.60 in (1989) |
| August 15 | 100.0°F (2002) | 51.1°F (1963) | 0.91 in (2025) |
| August 16 | 98.1°F (1970) | 46.9°F (1964) | 1.46 in (2011) |
| August 17 | 97.0°F (1970) | 48.0°F (1979) | 1.15 in (1992) |
| August 18 | 99.0°F (1987) | 50.0°F (2000) | 2.50 in (1986) |
| August 19 | 97.0°F (1987) | 46.9°F (1977) | 1.15 in (2023) |
| August 20 | 95.0°F (2019) | 46.0°F (1981) | 2.20 in (1991) |
| August 21 | 95.0°F (1983) | 48.0°F (1975) | 1.80 in (1991) |
| August 22 | 95.0°F (1976) | 45.0°F (1982) | 1.10 in (1994) |
| August 23 | 100.0°F (1976) | 44.1°F (1988) | 1.15 in (1994) |
| August 24 | 91.9°F (2020) | 46.9°F (1967) | 1.84 in (1970) |
| August 25 | 95.0°F (1969) | 44.1°F (1971) | 2.67 in (2010) |
| August 26 | 96.1°F (1968) | 42.1°F (1981) | 1.87 in (2010) |
| August 27 | 97.0°F (2021) | 45.0°F (1989) | 1.30 in (2022) |
| August 28 | 95.0°F (1993) | 48.9°F (1968) | 3.01 in (1976) |
| August 29 | 97.0°F (1993) | 42.1°F (1986) | 1.54 in (1974) |
| August 30 | 98.1°F (2018) | 37.0°F (1965) | 2.36 in (1975) |
| August 31 | 100.0°F (1973) | 37.0°F (1965) | 1.10 in (1985) |