July weather in Watertown Town, MA
The average temperature in Watertown Town in July is 74.4°F (64.0°F–84.7°F). Average precipitation: 3.49 inches.
July is a summer month in Watertown Town, and is warmer than the annual average of 51.2°F. Daily temperatures swing about 20.7°F between overnight low and afternoon high. Daylight averages about 14h 49m. For travel, July is a comfortable month to visit.
Avg High
84.7°F
Avg Low
64.0°F
Precipitation
3.49 in
Daylight
14h 49m
July records in Watertown Town
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 100.0°F (1964) | 44.1°F (1988) | 2.46 in (1998) |
| July 2 | 100.0°F (1963) | 45.0°F (1978) | 3.57 in (2021) |
| July 3 | 100.0°F (1963) | 50.0°F (1978) | 1.01 in (2008) |
| July 4 | 100.0°F (1966) | 48.9°F (1971) | 2.06 in (2021) |
| July 5 | 98.1°F (1983) | 48.9°F (1982) | 2.30 in (2014) |
| July 6 | 100.0°F (1999) | 48.0°F (1979) | 1.09 in (1989) |
| July 7 | 100.0°F (1999) | 46.0°F (1965) | 1.19 in (2019) |
| July 8 | 99.0°F (1993) | 52.0°F (1969) | 1.55 in (1984) |
| July 9 | 99.0°F (1988) | 50.0°F (1984) | 0.93 in (1993) |
| July 10 | 100.0°F (1973) | 51.1°F (2009) | 2.93 in (2021) |
| July 11 | 100.0°F (1988) | 50.0°F (1983) | 1.58 in (2010) |
| July 12 | 98.1°F (1988) | 51.1°F (1978) | 0.93 in (1977) |
| July 13 | 97.0°F (1972) | 53.1°F (1973) | 1.30 in (1990) |
| July 14 | 99.0°F (1979) | 51.1°F (1999) | 2.32 in (1996) |
| July 15 | 98.1°F (1995) | 52.0°F (2011) | 0.84 in (2014) |
| July 16 | 97.0°F (2024) | 53.1°F (1966) | 0.72 in (1979) |
| July 17 | 99.0°F (1999) | 54.0°F (1987) | 1.89 in (2023) |
| July 18 | 100.0°F (1999) | 54.0°F (1987) | 2.34 in (2018) |
| July 19 | 98.1°F (1963) | 53.1°F (1971) | 1.53 in (2012) |
| July 20 | 99.0°F (2013) | 53.1°F (2001) | 1.15 in (1966) |
| July 21 | 99.0°F (1991) | 48.9°F (1966) | 1.63 in (2008) |
| July 22 | 102.9°F (1977) | 53.1°F (2000) | 1.53 in (2023) |
| July 23 | 100.9°F (2011) | 50.0°F (1976) | 1.71 in (2019) |
| July 24 | 99.0°F (1978) | 50.0°F (1977) | 2.93 in (2009) |
| July 25 | 100.0°F (2022) | 50.0°F (2002) | 2.34 in (2008) |
| July 26 | 100.9°F (1970) | 48.0°F (1976) | 1.68 in (1990) |
| July 27 | 100.9°F (1963) | 48.0°F (1977) | 1.60 in (1979) |
| July 28 | 100.0°F (2020) | 48.0°F (1977) | 1.05 in (1984) |
| July 29 | 100.0°F (1963) | 52.0°F (1983) | 1.07 in (2014) |
| July 30 | 100.0°F (2025) | 50.0°F (1968) | 3.39 in (2023) |
| July 31 | 97.0°F (2019) | 48.0°F (1996) | 1.63 in (1976) |