April weather in San Bruno, CA
The average temperature in San Bruno in April is 55.7°F (47.6°F–63.9°F). Average precipitation: 2.36 inches.
April is a spring month in San Bruno, and is cooler than the annual average of 57.4°F. Daily temperatures swing about 16.3°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 12h 59m. For travel, April is a comfortable month to visit.
Avg High
63.9°F
Avg Low
47.6°F
Precipitation
2.36 in
Daylight
12h 59m
April records in San Bruno
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| April 1 | 81.0°F (1985) | 37.9°F (1999) | 1.56 in (1996) |
| April 2 | 86.0°F (1985) | 41.0°F (1988) | 0.46 in (2003) |
| April 3 | 82.0°F (2000) | 39.9°F (2001) | 1.04 in (2006) |
| April 4 | 80.1°F (1985) | 39.0°F (1999) | 0.71 in (2010) |
| April 5 | 84.0°F (1989) | 39.0°F (1999) | 0.80 in (1999) |
| April 6 | 87.1°F (1989) | 37.9°F (1999) | 0.20 in (1986) |
| April 7 | 89.1°F (1989) | 41.0°F (2011) | 0.95 in (1995) |
| April 8 | 90.0°F (1989) | 37.9°F (1999) | 0.68 in (2005) |
| April 9 | 91.9°F (1989) | 37.0°F (1999) | 0.68 in (1994) |
| April 10 | 90.0°F (1988) | 37.0°F (1999) | 1.52 in (1999) |
| April 11 | 84.9°F (1988) | 37.0°F (1999) | 0.98 in (2010) |
| April 12 | 84.0°F (2008) | 43.0°F (1987) | 1.58 in (2006) |
| April 13 | 82.9°F (1985) | 41.0°F (1986) | 1.10 in (2003) |
| April 14 | 82.0°F (1984) | 41.0°F (2001) | 0.32 in (2007) |
| April 15 | 78.1°F (1987) | 39.0°F (2001) | 0.73 in (1995) |
| April 16 | 79.0°F (1999) | 41.0°F (1995) | 0.85 in (2000) |
| April 17 | 73.0°F (2008) | 43.0°F (2006) | 0.52 in (1993) |
| April 18 | 75.0°F (2009) | 43.0°F (1995) | 0.65 in (1996) |
| April 19 | 86.0°F (2009) | 43.0°F (1991) | 1.19 in (1988) |
| April 20 | 93.0°F (2009) | 44.1°F (1984) | 0.79 in (2010) |
| April 21 | 93.0°F (2009) | 41.0°F (1995) | 0.27 in (1991) |
| April 22 | 84.0°F (2009) | 45.0°F (2010) | 0.21 in (2000) |
| April 23 | 77.0°F (2002) | 43.0°F (1988) | 0.60 in (1994) |
| April 24 | 77.0°F (2004) | 42.1°F (1989) | 0.76 in (2003) |
| April 25 | 82.9°F (2004) | 42.1°F (1989) | 0.71 in (1994) |
| April 26 | 90.0°F (2004) | 42.1°F (1986) | 0.28 in (1994) |
| April 27 | 84.0°F (2004) | 41.0°F (1984) | 0.50 in (1995) |
| April 28 | 80.1°F (2004) | 44.1°F (1984) | 0.80 in (2003) |
| April 29 | 84.0°F (1996) | 41.0°F (2000) | 0.40 in (1995) |
| April 30 | 86.0°F (1996) | 39.9°F (1986) | 0.44 in (1987) |