July weather in San Bernardino, CA
The average temperature in San Bernardino in July is 78.9°F (62.5°F–95.4°F). Average precipitation: 0.10 inches.
July is a summer month in San Bernardino, and is warmer than the annual average of 65.2°F. Daily temperatures swing about 32.9°F between overnight low and afternoon high. Expect about 1 days with precipitation. Daylight averages about 14h 4m. For travel, July is hot.
Avg High
95.4°F
Avg Low
62.5°F
Precipitation
0.10 in
Daylight
14h 4m
July records in San Bernardino
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 106.0°F (2006) | 50.0°F (1912) | 0.03 in (1994) |
| July 2 | 109.0°F (1907) | 50.0°F (1938) | 0.00 in (1899) |
| July 3 | 109.9°F (1985) | 48.9°F (1928) | 0.00 in (1899) |
| July 4 | 109.9°F (1957) | 50.0°F (1903) | 0.00 in (1899) |
| July 5 | 106.0°F (1970) | 48.9°F (1948) | 0.00 in (1899) |
| July 6 | 107.1°F (1976) | 48.9°F (1915) | 0.02 in (2001) |
| July 7 | 107.1°F (1976) | 50.0°F (1948) | 0.18 in (1992) |
| July 8 | 107.1°F (1961) | 48.9°F (1924) | 0.19 in (1968) |
| July 9 | 111.0°F (1959) | 51.1°F (1910) | 0.02 in (1966) |
| July 10 | 111.9°F (1958) | 51.1°F (1910) | 0.00 in (1899) |
| July 11 | 109.0°F (1958) | 52.0°F (1910) | 0.35 in (1990) |
| July 12 | 107.1°F (1983) | 48.9°F (1924) | 0.90 in (1957) |
| July 13 | 108.0°F (1930) | 50.0°F (2006) | 0.20 in (2012) |
| July 14 | 107.1°F (1978) | 48.9°F (1907) | 0.19 in (1984) |
| July 15 | 111.0°F (1960) | 48.9°F (1944) | 0.06 in (1990) |
| July 16 | 113.0°F (1960) | 50.0°F (1904) | 0.16 in (1951) |
| July 17 | 114.1°F (1925) | 51.1°F (1940) | 0.38 in (1910) |
| July 18 | 109.0°F (1979) | 51.1°F (1924) | 0.57 in (2015) |
| July 19 | 108.0°F (1960) | 48.9°F (2001) | 0.31 in (2015) |
| July 20 | 114.1°F (1960) | 50.0°F (1898) | 0.78 in (1979) |
| July 21 | 111.9°F (2006) | 50.0°F (1973) | 0.13 in (1986) |
| July 22 | 118.0°F (2006) | 51.1°F (1987) | 0.06 in (2013) |
| July 23 | 109.9°F (2006) | 52.0°F (1903) | 0.06 in (1938) |
| July 24 | 108.0°F (1959) | 52.0°F (1912) | 0.06 in (1946) |
| July 25 | 107.1°F (1898) | 51.1°F (1913) | 0.07 in (1902) |
| July 26 | 111.0°F (1898) | 51.1°F (1944) | 0.34 in (2021) |
| July 27 | 115.0°F (1934) | 53.1°F (1903) | 0.57 in (1917) |
| July 28 | 111.0°F (1972) | 51.1°F (1909) | 0.17 in (1968) |
| July 29 | 109.9°F (1995) | 52.0°F (1903) | 0.10 in (2003) |
| July 30 | 107.1°F (1972) | 51.1°F (1913) | 0.31 in (1984) |
| July 31 | 109.0°F (1972) | 53.1°F (1904) | 0.31 in (2011) |