July weather in Morristown, NJ
The average temperature in Morristown in July is 76.0°F (65.6°F–86.3°F). Average precipitation: 4.68 inches.
July is a summer month in Morristown, and is warmer than the annual average of 53.3°F. Daily temperatures swing about 20.7°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 14h 39m. For travel, July is a comfortable month to visit.
Avg High
86.3°F
Avg Low
65.6°F
Precipitation
4.68 in
Daylight
14h 39m
July records in Morristown
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 99.0°F (2021) | 41.0°F (1943) | 1.60 in (1996) |
| July 2 | 98.1°F (2018) | 42.1°F (1940) | 1.66 in (1946) |
| July 3 | 99.0°F (2018) | 42.1°F (1939) | 1.21 in (1967) |
| July 4 | 102.9°F (1966) | 42.1°F (1933) | 2.70 in (2014) |
| July 5 | 102.0°F (1949) | 44.1°F (1971) | 1.96 in (2007) |
| July 6 | 102.9°F (1999) | 42.1°F (1940) | 1.95 in (1989) |
| July 7 | 107.1°F (2010) | 45.0°F (1979) | 2.39 in (1984) |
| July 8 | 102.9°F (2010) | 48.0°F (1948) | 1.45 in (2017) |
| July 9 | 102.0°F (1936) | 46.0°F (1963) | 2.87 in (2021) |
| July 10 | 102.0°F (1936) | 45.0°F (1942) | 2.36 in (1952) |
| July 11 | 102.0°F (1988) | 48.0°F (1957) | 2.87 in (2020) |
| July 12 | 100.0°F (1988) | 45.0°F (1978) | 2.95 in (2007) |
| July 13 | 97.0°F (1966) | 48.0°F (1939) | 2.35 in (2004) |
| July 14 | 99.0°F (1966) | 46.0°F (1940) | 2.68 in (1975) |
| July 15 | 100.9°F (1954) | 41.0°F (1940) | 3.78 in (2025) |
| July 16 | 102.0°F (1995) | 42.1°F (1946) | 1.32 in (1945) |
| July 17 | 102.0°F (1988) | 44.1°F (1946) | 0.90 in (1989) |
| July 18 | 102.0°F (1988) | 45.0°F (1934) | 3.78 in (2019) |
| July 19 | 100.9°F (2012) | 36.0°F (2009) | 3.30 in (1945) |
| July 20 | 102.0°F (1999) | 50.0°F (1939) | 2.28 in (1945) |
| July 21 | 100.0°F (1980) | 48.0°F (1941) | 1.83 in (1973) |
| July 22 | 102.0°F (1991) | 45.0°F (1944) | 2.03 in (1948) |
| July 23 | 102.9°F (2011) | 41.0°F (1939) | 4.60 in (1945) |
| July 24 | 100.9°F (2022) | 48.0°F (1947) | 2.37 in (2007) |
| July 25 | 100.0°F (2022) | 45.0°F (1932) | 5.06 in (1997) |
| July 26 | 100.0°F (1944) | 46.0°F (1976) | 1.16 in (2016) |
| July 27 | 98.1°F (1944) | 46.0°F (1977) | 2.46 in (1981) |
| July 28 | 100.9°F (1944) | 46.0°F (1962) | 4.31 in (1942) |
| July 29 | 99.0°F (1999) | 46.9°F (1937) | 3.37 in (1969) |
| July 30 | 100.0°F (1944) | 50.0°F (1935) | 1.36 in (1960) |
| July 31 | 102.9°F (1954) | 43.0°F (1936) | 2.09 in (1971) |