April weather in San Bernardino, CA
The average temperature in San Bernardino in April is 61.7°F (47.7°F–75.6°F). Average precipitation: 0.91 inches.
April is a spring month in San Bernardino, and is cooler than the annual average of 65.2°F. Daily temperatures swing about 27.9°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 12h 52m. For travel, April is a comfortable month to visit.
Avg High
75.6°F
Avg Low
47.7°F
Precipitation
0.91 in
Daylight
12h 52m
April records in San Bernardino
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| April 1 | 97.0°F (1966) | 36.0°F (1925) | 1.35 in (1903) |
| April 2 | 93.9°F (1959) | 32.0°F (1906) | 1.30 in (1939) |
| April 3 | 102.0°F (1961) | 35.1°F (1898) | 1.00 in (1965) |
| April 4 | 97.0°F (1961) | 34.0°F (1945) | 0.60 in (1936) |
| April 5 | 102.9°F (1989) | 33.1°F (1921) | 1.68 in (1926) |
| April 6 | 106.0°F (1989) | 30.9°F (1922) | 1.98 in (1926) |
| April 7 | 100.9°F (1989) | 32.0°F (1929) | 1.20 in (2020) |
| April 8 | 97.0°F (1989) | 34.0°F (2006) | 0.86 in (2020) |
| April 9 | 91.0°F (2014) | 30.9°F (1953) | 0.75 in (1912) |
| April 10 | 93.9°F (1908) | 32.0°F (1953) | 0.72 in (1912) |
| April 11 | 95.0°F (1936) | 33.1°F (1953) | 0.93 in (1912) |
| April 12 | 96.1°F (1962) | 34.0°F (1953) | 0.75 in (1999) |
| April 13 | 99.0°F (1985) | 36.0°F (1927) | 1.12 in (1956) |
| April 14 | 98.1°F (1984) | 30.9°F (1921) | 0.99 in (1988) |
| April 15 | 98.1°F (1984) | 33.1°F (1913) | 1.61 in (2003) |
| April 16 | 96.1°F (1961) | 35.1°F (1921) | 0.60 in (1903) |
| April 17 | 95.0°F (1954) | 35.1°F (1921) | 1.28 in (1903) |
| April 18 | 95.0°F (1910) | 33.1°F (1917) | 1.30 in (1926) |
| April 19 | 98.1°F (1958) | 34.0°F (1933) | 0.95 in (1988) |
| April 20 | 100.9°F (1958) | 36.0°F (1972) | 0.54 in (1952) |
| April 21 | 100.0°F (2009) | 35.1°F (1904) | 0.41 in (1953) |
| April 22 | 98.1°F (1910) | 33.1°F (1932) | 0.81 in (1957) |
| April 23 | 100.0°F (1910) | 37.0°F (1932) | 0.38 in (1980) |
| April 24 | 102.9°F (1898) | 37.0°F (1961) | 0.42 in (1931) |
| April 25 | 104.0°F (1898) | 37.0°F (1921) | 0.46 in (2015) |
| April 26 | 100.9°F (1898) | 35.1°F (1921) | 0.82 in (1931) |
| April 27 | 100.0°F (2004) | 37.9°F (1903) | 0.80 in (1931) |
| April 28 | 99.0°F (2008) | 37.9°F (1970) | 1.06 in (1953) |
| April 29 | 100.0°F (1959) | 33.1°F (1970) | 1.88 in (1983) |
| April 30 | 96.1°F (1976) | 36.0°F (1951) | 0.65 in (1941) |