July weather in National City, CA
The average temperature in National City in July is 69.7°F (64.7°F–74.6°F). Average precipitation: 0.06 inches.
July is a summer month in National City, and is warmer than the annual average of 63.3°F. Daily temperatures swing about 9.9°F between overnight low and afternoon high. Expect about 0 days with precipitation. Daylight averages about 13h 57m. For travel, July is one of the best months of the year to visit.
Avg High
74.6°F
Avg Low
64.7°F
Precipitation
0.06 in
Daylight
13h 57m
July records in National City
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 93.9°F (1985) | 52.0°F (1968) | 0.02 in (2015) |
| July 2 | 97.0°F (1985) | 53.1°F (1920) | 0.00 in (1919) |
| July 3 | 84.9°F (2003) | 52.0°F (1920) | 0.00 in (1919) |
| July 4 | 88.0°F (1989) | 55.0°F (1935) | 0.00 in (1919) |
| July 5 | 84.0°F (2014) | 51.1°F (1940) | 0.00 in (1919) |
| July 6 | 96.1°F (2018) | 54.0°F (1948) | 0.00 in (1919) |
| July 7 | 84.9°F (2011) | 53.1°F (1948) | 0.04 in (1968) |
| July 8 | 87.1°F (1984) | 55.0°F (1955) | 0.43 in (1999) |
| July 9 | 93.0°F (1985) | 52.0°F (1948) | 0.04 in (1966) |
| July 10 | 88.0°F (1985) | 55.9°F (1947) | 0.03 in (1987) |
| July 11 | 86.0°F (1985) | 55.9°F (1955) | 0.03 in (2013) |
| July 12 | 84.9°F (1959) | 55.0°F (1929) | 0.00 in (1919) |
| July 13 | 84.0°F (1983) | 54.0°F (1932) | 0.03 in (1935) |
| July 14 | 89.1°F (1984) | 53.1°F (1952) | 0.00 in (1919) |
| July 15 | 91.9°F (1984) | 55.0°F (1920) | 0.06 in (1984) |
| July 16 | 87.1°F (1984) | 57.0°F (1923) | 0.02 in (2006) |
| July 17 | 87.1°F (2006) | 57.9°F (1986) | 0.01 in (1987) |
| July 18 | 84.9°F (2012) | 55.9°F (1940) | 0.18 in (2015) |
| July 19 | 84.9°F (2015) | 55.0°F (1987) | 0.88 in (2015) |
| July 20 | 84.9°F (1982) | 55.9°F (1932) | 0.10 in (2015) |
| July 21 | 86.0°F (2016) | 59.0°F (1995) | 0.02 in (1959) |
| July 22 | 87.1°F (2016) | 55.9°F (1928) | 0.00 in (1919) |
| July 23 | 82.9°F (1988) | 57.9°F (1957) | 0.00 in (1919) |
| July 24 | 100.0°F (2006) | 57.0°F (1987) | 0.05 in (1936) |
| July 25 | 82.9°F (2019) | 57.9°F (1947) | 0.00 in (1919) |
| July 26 | 88.0°F (1985) | 57.0°F (1983) | 0.06 in (1941) |
| July 27 | 84.0°F (1931) | 53.1°F (1984) | 0.06 in (1967) |
| July 28 | 84.9°F (2014) | 55.9°F (1930) | 0.07 in (1937) |
| July 29 | 88.0°F (1989) | 57.9°F (1941) | 0.11 in (1968) |
| July 30 | 84.0°F (1990) | 55.9°F (1948) | 0.12 in (1974) |
| July 31 | 84.9°F (1980) | 60.1°F (1932) | 0.20 in (1991) |