July weather in Passaic, NJ
The average temperature in Passaic in July is 78.0°F (68.9°F–87.0°F). Average precipitation: 4.45 inches.
July is a summer month in Passaic, and is warmer than the annual average of 55.4°F. Daily temperatures swing about 18.1°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 14h 40m. For travel, July is a comfortable month to visit.
Avg High
87.0°F
Avg Low
68.9°F
Precipitation
4.45 in
Daylight
14h 40m
July records in Passaic
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 99.0°F (2018) | 54.0°F (1988) | 1.11 in (2013) |
| July 2 | 97.0°F (2018) | 54.0°F (1982) | 1.25 in (1986) |
| July 3 | 96.1°F (2002) | 50.0°F (2001) | 1.70 in (2014) |
| July 4 | 97.0°F (2010) | 48.9°F (1986) | 2.31 in (1978) |
| July 5 | 100.0°F (1999) | 51.1°F (1979) | 2.25 in (1989) |
| July 6 | 102.9°F (2010) | 50.0°F (1979) | 2.89 in (2020) |
| July 7 | 100.9°F (1993) | 52.0°F (1979) | 1.60 in (1984) |
| July 8 | 100.0°F (1993) | 54.0°F (1979) | 2.39 in (2021) |
| July 9 | 99.0°F (1993) | 55.9°F (1972) | 1.63 in (2021) |
| July 10 | 100.0°F (1993) | 55.9°F (1983) | 2.87 in (2020) |
| July 11 | 99.0°F (1988) | 55.9°F (1983) | 1.37 in (2007) |
| July 12 | 95.0°F (1981) | 55.9°F (1978) | 1.99 in (2004) |
| July 13 | 95.0°F (1979) | 55.9°F (1973) | 2.11 in (1996) |
| July 14 | 96.1°F (1995) | 60.1°F (1999) | 2.25 in (2025) |
| July 15 | 102.0°F (1995) | 55.0°F (1999) | 1.97 in (2000) |
| July 16 | 100.9°F (2024) | 57.0°F (1981) | 1.12 in (1978) |
| July 17 | 99.0°F (1999) | 57.9°F (1987) | 1.10 in (1995) |
| July 18 | 102.9°F (2012) | 54.0°F (1976) | 2.80 in (2022) |
| July 19 | 100.0°F (2013) | 59.0°F (1984) | 1.32 in (2002) |
| July 20 | 100.0°F (1980) | 55.9°F (1997) | 2.10 in (1988) |
| July 21 | 102.0°F (1977) | 57.9°F (2001) | 1.77 in (2009) |
| July 22 | 104.0°F (2011) | 59.0°F (1982) | 1.22 in (2019) |
| July 23 | 98.1°F (2011) | 55.9°F (1974) | 4.18 in (2004) |
| July 24 | 97.0°F (1999) | 55.9°F (1985) | 4.77 in (1997) |
| July 25 | 99.0°F (2025) | 57.0°F (1992) | 2.00 in (1975) |
| July 26 | 99.0°F (2005) | 55.0°F (1976) | 2.85 in (1985) |
| July 27 | 102.9°F (2005) | 57.0°F (1977) | 1.60 in (2018) |
| July 28 | 98.1°F (1999) | 57.0°F (1977) | 1.43 in (1982) |
| July 29 | 100.9°F (2025) | 55.9°F (1992) | 2.30 in (1980) |
| July 30 | 100.0°F (2025) | 55.0°F (1981) | 0.84 in (2000) |
| July 31 | 95.0°F (2006) | 55.0°F (2021) | 1.20 in (2016) |